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-rw-r--r--fs/configfs/dir.c9
-rw-r--r--fs/ocfs2/alloc.c90
-rw-r--r--fs/ocfs2/alloc.h2
-rw-r--r--fs/ocfs2/aops.c22
-rw-r--r--fs/ocfs2/aops.h2
-rw-r--r--fs/ocfs2/dir.c33
-rw-r--r--fs/ocfs2/dir.h2
-rw-r--r--fs/ocfs2/dlm/dlmdomain.c3
-rw-r--r--fs/ocfs2/dlmglue.c60
-rw-r--r--fs/ocfs2/dlmglue.h9
-rw-r--r--fs/ocfs2/export.c2
-rw-r--r--fs/ocfs2/file.c343
-rw-r--r--fs/ocfs2/file.h11
-rw-r--r--fs/ocfs2/inode.c33
-rw-r--r--fs/ocfs2/inode.h9
-rw-r--r--fs/ocfs2/ioctl.c10
-rw-r--r--fs/ocfs2/journal.c271
-rw-r--r--fs/ocfs2/journal.h78
-rw-r--r--fs/ocfs2/localalloc.c126
-rw-r--r--fs/ocfs2/localalloc.h3
-rw-r--r--fs/ocfs2/mmap.c11
-rw-r--r--fs/ocfs2/namei.c296
-rw-r--r--fs/ocfs2/namei.h2
-rw-r--r--fs/ocfs2/ocfs2.h4
-rw-r--r--fs/ocfs2/suballoc.c174
-rw-r--r--fs/ocfs2/suballoc.h16
-rw-r--r--fs/ocfs2/super.c32
-rw-r--r--fs/ocfs2/symlink.c4
-rw-r--r--mm/filemap.c1
29 files changed, 760 insertions, 898 deletions
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 8a3b6a1a6ad1..c398861f78a5 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -93,8 +93,8 @@ static struct configfs_dirent *configfs_new_dirent(struct configfs_dirent * pare
93 * 93 *
94 * called with parent inode's i_mutex held 94 * called with parent inode's i_mutex held
95 */ 95 */
96int configfs_dirent_exists(struct configfs_dirent *parent_sd, 96static int configfs_dirent_exists(struct configfs_dirent *parent_sd,
97 const unsigned char *new) 97 const unsigned char *new)
98{ 98{
99 struct configfs_dirent * sd; 99 struct configfs_dirent * sd;
100 100
@@ -1176,8 +1176,9 @@ void configfs_unregister_subsystem(struct configfs_subsystem *subsys)
1176 return; 1176 return;
1177 } 1177 }
1178 1178
1179 mutex_lock(&configfs_sb->s_root->d_inode->i_mutex); 1179 mutex_lock_nested(&configfs_sb->s_root->d_inode->i_mutex,
1180 mutex_lock(&dentry->d_inode->i_mutex); 1180 I_MUTEX_PARENT);
1181 mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
1181 if (configfs_detach_prep(dentry)) { 1182 if (configfs_detach_prep(dentry)) {
1182 printk(KERN_ERR "configfs: Tried to unregister non-empty subsystem!\n"); 1183 printk(KERN_ERR "configfs: Tried to unregister non-empty subsystem!\n");
1183 } 1184 }
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index f43bc5f18a35..85a048b7a67b 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -52,14 +52,14 @@ static int ocfs2_extent_contig(struct inode *inode,
52 u64 blkno); 52 u64 blkno);
53 53
54static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb, 54static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb,
55 struct ocfs2_journal_handle *handle, 55 handle_t *handle,
56 struct inode *inode, 56 struct inode *inode,
57 int wanted, 57 int wanted,
58 struct ocfs2_alloc_context *meta_ac, 58 struct ocfs2_alloc_context *meta_ac,
59 struct buffer_head *bhs[]); 59 struct buffer_head *bhs[]);
60 60
61static int ocfs2_add_branch(struct ocfs2_super *osb, 61static int ocfs2_add_branch(struct ocfs2_super *osb,
62 struct ocfs2_journal_handle *handle, 62 handle_t *handle,
63 struct inode *inode, 63 struct inode *inode,
64 struct buffer_head *fe_bh, 64 struct buffer_head *fe_bh,
65 struct buffer_head *eb_bh, 65 struct buffer_head *eb_bh,
@@ -67,14 +67,14 @@ static int ocfs2_add_branch(struct ocfs2_super *osb,
67 struct ocfs2_alloc_context *meta_ac); 67 struct ocfs2_alloc_context *meta_ac);
68 68
69static int ocfs2_shift_tree_depth(struct ocfs2_super *osb, 69static int ocfs2_shift_tree_depth(struct ocfs2_super *osb,
70 struct ocfs2_journal_handle *handle, 70 handle_t *handle,
71 struct inode *inode, 71 struct inode *inode,
72 struct buffer_head *fe_bh, 72 struct buffer_head *fe_bh,
73 struct ocfs2_alloc_context *meta_ac, 73 struct ocfs2_alloc_context *meta_ac,
74 struct buffer_head **ret_new_eb_bh); 74 struct buffer_head **ret_new_eb_bh);
75 75
76static int ocfs2_do_insert_extent(struct ocfs2_super *osb, 76static int ocfs2_do_insert_extent(struct ocfs2_super *osb,
77 struct ocfs2_journal_handle *handle, 77 handle_t *handle,
78 struct inode *inode, 78 struct inode *inode,
79 struct buffer_head *fe_bh, 79 struct buffer_head *fe_bh,
80 u64 blkno, 80 u64 blkno,
@@ -152,7 +152,7 @@ bail:
152 * l_count for you 152 * l_count for you
153 */ 153 */
154static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb, 154static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb,
155 struct ocfs2_journal_handle *handle, 155 handle_t *handle,
156 struct inode *inode, 156 struct inode *inode,
157 int wanted, 157 int wanted,
158 struct ocfs2_alloc_context *meta_ac, 158 struct ocfs2_alloc_context *meta_ac,
@@ -253,7 +253,7 @@ bail:
253 * contain a single record with e_clusters == 0. 253 * contain a single record with e_clusters == 0.
254 */ 254 */
255static int ocfs2_add_branch(struct ocfs2_super *osb, 255static int ocfs2_add_branch(struct ocfs2_super *osb,
256 struct ocfs2_journal_handle *handle, 256 handle_t *handle,
257 struct inode *inode, 257 struct inode *inode,
258 struct buffer_head *fe_bh, 258 struct buffer_head *fe_bh,
259 struct buffer_head *eb_bh, 259 struct buffer_head *eb_bh,
@@ -418,7 +418,7 @@ bail:
418 * after this call. 418 * after this call.
419 */ 419 */
420static int ocfs2_shift_tree_depth(struct ocfs2_super *osb, 420static int ocfs2_shift_tree_depth(struct ocfs2_super *osb,
421 struct ocfs2_journal_handle *handle, 421 handle_t *handle,
422 struct inode *inode, 422 struct inode *inode,
423 struct buffer_head *fe_bh, 423 struct buffer_head *fe_bh,
424 struct ocfs2_alloc_context *meta_ac, 424 struct ocfs2_alloc_context *meta_ac,
@@ -520,7 +520,7 @@ bail:
520 * down. 520 * down.
521 */ 521 */
522static int ocfs2_do_insert_extent(struct ocfs2_super *osb, 522static int ocfs2_do_insert_extent(struct ocfs2_super *osb,
523 struct ocfs2_journal_handle *handle, 523 handle_t *handle,
524 struct inode *inode, 524 struct inode *inode,
525 struct buffer_head *fe_bh, 525 struct buffer_head *fe_bh,
526 u64 start_blk, 526 u64 start_blk,
@@ -809,7 +809,7 @@ bail:
809 809
810/* the caller needs to update fe->i_clusters */ 810/* the caller needs to update fe->i_clusters */
811int ocfs2_insert_extent(struct ocfs2_super *osb, 811int ocfs2_insert_extent(struct ocfs2_super *osb,
812 struct ocfs2_journal_handle *handle, 812 handle_t *handle,
813 struct inode *inode, 813 struct inode *inode,
814 struct buffer_head *fe_bh, 814 struct buffer_head *fe_bh,
815 u64 start_blk, 815 u64 start_blk,
@@ -951,7 +951,7 @@ static int ocfs2_truncate_log_can_coalesce(struct ocfs2_truncate_log *tl,
951} 951}
952 952
953static int ocfs2_truncate_log_append(struct ocfs2_super *osb, 953static int ocfs2_truncate_log_append(struct ocfs2_super *osb,
954 struct ocfs2_journal_handle *handle, 954 handle_t *handle,
955 u64 start_blk, 955 u64 start_blk,
956 unsigned int num_clusters) 956 unsigned int num_clusters)
957{ 957{
@@ -1034,7 +1034,7 @@ bail:
1034} 1034}
1035 1035
1036static int ocfs2_replay_truncate_records(struct ocfs2_super *osb, 1036static int ocfs2_replay_truncate_records(struct ocfs2_super *osb,
1037 struct ocfs2_journal_handle *handle, 1037 handle_t *handle,
1038 struct inode *data_alloc_inode, 1038 struct inode *data_alloc_inode,
1039 struct buffer_head *data_alloc_bh) 1039 struct buffer_head *data_alloc_bh)
1040{ 1040{
@@ -1113,7 +1113,7 @@ static int __ocfs2_flush_truncate_log(struct ocfs2_super *osb)
1113{ 1113{
1114 int status; 1114 int status;
1115 unsigned int num_to_flush; 1115 unsigned int num_to_flush;
1116 struct ocfs2_journal_handle *handle = NULL; 1116 handle_t *handle;
1117 struct inode *tl_inode = osb->osb_tl_inode; 1117 struct inode *tl_inode = osb->osb_tl_inode;
1118 struct inode *data_alloc_inode = NULL; 1118 struct inode *data_alloc_inode = NULL;
1119 struct buffer_head *tl_bh = osb->osb_tl_bh; 1119 struct buffer_head *tl_bh = osb->osb_tl_bh;
@@ -1130,7 +1130,7 @@ static int __ocfs2_flush_truncate_log(struct ocfs2_super *osb)
1130 if (!OCFS2_IS_VALID_DINODE(di)) { 1130 if (!OCFS2_IS_VALID_DINODE(di)) {
1131 OCFS2_RO_ON_INVALID_DINODE(osb->sb, di); 1131 OCFS2_RO_ON_INVALID_DINODE(osb->sb, di);
1132 status = -EIO; 1132 status = -EIO;
1133 goto bail; 1133 goto out;
1134 } 1134 }
1135 1135
1136 num_to_flush = le16_to_cpu(tl->tl_used); 1136 num_to_flush = le16_to_cpu(tl->tl_used);
@@ -1138,14 +1138,7 @@ static int __ocfs2_flush_truncate_log(struct ocfs2_super *osb)
1138 num_to_flush, (unsigned long long)OCFS2_I(tl_inode)->ip_blkno); 1138 num_to_flush, (unsigned long long)OCFS2_I(tl_inode)->ip_blkno);
1139 if (!num_to_flush) { 1139 if (!num_to_flush) {
1140 status = 0; 1140 status = 0;
1141 goto bail; 1141 goto out;
1142 }
1143
1144 handle = ocfs2_alloc_handle(osb);
1145 if (!handle) {
1146 status = -ENOMEM;
1147 mlog_errno(status);
1148 goto bail;
1149 } 1142 }
1150 1143
1151 data_alloc_inode = ocfs2_get_system_file_inode(osb, 1144 data_alloc_inode = ocfs2_get_system_file_inode(osb,
@@ -1154,41 +1147,40 @@ static int __ocfs2_flush_truncate_log(struct ocfs2_super *osb)
1154 if (!data_alloc_inode) { 1147 if (!data_alloc_inode) {
1155 status = -EINVAL; 1148 status = -EINVAL;
1156 mlog(ML_ERROR, "Could not get bitmap inode!\n"); 1149 mlog(ML_ERROR, "Could not get bitmap inode!\n");
1157 goto bail; 1150 goto out;
1158 } 1151 }
1159 1152
1160 ocfs2_handle_add_inode(handle, data_alloc_inode); 1153 mutex_lock(&data_alloc_inode->i_mutex);
1161 status = ocfs2_meta_lock(data_alloc_inode, handle, &data_alloc_bh, 1); 1154
1155 status = ocfs2_meta_lock(data_alloc_inode, &data_alloc_bh, 1);
1162 if (status < 0) { 1156 if (status < 0) {
1163 mlog_errno(status); 1157 mlog_errno(status);
1164 goto bail; 1158 goto out_mutex;
1165 } 1159 }
1166 1160
1167 handle = ocfs2_start_trans(osb, handle, OCFS2_TRUNCATE_LOG_UPDATE); 1161 handle = ocfs2_start_trans(osb, OCFS2_TRUNCATE_LOG_UPDATE);
1168 if (IS_ERR(handle)) { 1162 if (IS_ERR(handle)) {
1169 status = PTR_ERR(handle); 1163 status = PTR_ERR(handle);
1170 handle = NULL;
1171 mlog_errno(status); 1164 mlog_errno(status);
1172 goto bail; 1165 goto out_unlock;
1173 } 1166 }
1174 1167
1175 status = ocfs2_replay_truncate_records(osb, handle, data_alloc_inode, 1168 status = ocfs2_replay_truncate_records(osb, handle, data_alloc_inode,
1176 data_alloc_bh); 1169 data_alloc_bh);
1177 if (status < 0) { 1170 if (status < 0)
1178 mlog_errno(status); 1171 mlog_errno(status);
1179 goto bail;
1180 }
1181 1172
1182bail: 1173 ocfs2_commit_trans(osb, handle);
1183 if (handle)
1184 ocfs2_commit_trans(handle);
1185 1174
1186 if (data_alloc_inode) 1175out_unlock:
1187 iput(data_alloc_inode); 1176 brelse(data_alloc_bh);
1177 ocfs2_meta_unlock(data_alloc_inode, 1);
1188 1178
1189 if (data_alloc_bh) 1179out_mutex:
1190 brelse(data_alloc_bh); 1180 mutex_unlock(&data_alloc_inode->i_mutex);
1181 iput(data_alloc_inode);
1191 1182
1183out:
1192 mlog_exit(status); 1184 mlog_exit(status);
1193 return status; 1185 return status;
1194} 1186}
@@ -1347,7 +1339,7 @@ int ocfs2_complete_truncate_log_recovery(struct ocfs2_super *osb,
1347 int i; 1339 int i;
1348 unsigned int clusters, num_recs, start_cluster; 1340 unsigned int clusters, num_recs, start_cluster;
1349 u64 start_blk; 1341 u64 start_blk;
1350 struct ocfs2_journal_handle *handle; 1342 handle_t *handle;
1351 struct inode *tl_inode = osb->osb_tl_inode; 1343 struct inode *tl_inode = osb->osb_tl_inode;
1352 struct ocfs2_truncate_log *tl; 1344 struct ocfs2_truncate_log *tl;
1353 1345
@@ -1373,8 +1365,7 @@ int ocfs2_complete_truncate_log_recovery(struct ocfs2_super *osb,
1373 } 1365 }
1374 } 1366 }
1375 1367
1376 handle = ocfs2_start_trans(osb, NULL, 1368 handle = ocfs2_start_trans(osb, OCFS2_TRUNCATE_LOG_UPDATE);
1377 OCFS2_TRUNCATE_LOG_UPDATE);
1378 if (IS_ERR(handle)) { 1369 if (IS_ERR(handle)) {
1379 status = PTR_ERR(handle); 1370 status = PTR_ERR(handle);
1380 mlog_errno(status); 1371 mlog_errno(status);
@@ -1387,7 +1378,7 @@ int ocfs2_complete_truncate_log_recovery(struct ocfs2_super *osb,
1387 1378
1388 status = ocfs2_truncate_log_append(osb, handle, 1379 status = ocfs2_truncate_log_append(osb, handle,
1389 start_blk, clusters); 1380 start_blk, clusters);
1390 ocfs2_commit_trans(handle); 1381 ocfs2_commit_trans(osb, handle);
1391 if (status < 0) { 1382 if (status < 0) {
1392 mlog_errno(status); 1383 mlog_errno(status);
1393 goto bail_up; 1384 goto bail_up;
@@ -1543,7 +1534,7 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
1543 struct inode *inode, 1534 struct inode *inode,
1544 struct buffer_head *fe_bh, 1535 struct buffer_head *fe_bh,
1545 struct buffer_head *old_last_eb_bh, 1536 struct buffer_head *old_last_eb_bh,
1546 struct ocfs2_journal_handle *handle, 1537 handle_t *handle,
1547 struct ocfs2_truncate_context *tc) 1538 struct ocfs2_truncate_context *tc)
1548{ 1539{
1549 int status, i, depth; 1540 int status, i, depth;
@@ -1782,7 +1773,7 @@ int ocfs2_commit_truncate(struct ocfs2_super *osb,
1782 struct ocfs2_extent_block *eb; 1773 struct ocfs2_extent_block *eb;
1783 struct ocfs2_extent_list *el; 1774 struct ocfs2_extent_list *el;
1784 struct buffer_head *last_eb_bh; 1775 struct buffer_head *last_eb_bh;
1785 struct ocfs2_journal_handle *handle = NULL; 1776 handle_t *handle = NULL;
1786 struct inode *tl_inode = osb->osb_tl_inode; 1777 struct inode *tl_inode = osb->osb_tl_inode;
1787 1778
1788 mlog_entry_void(); 1779 mlog_entry_void();
@@ -1868,7 +1859,7 @@ start:
1868 1859
1869 credits = ocfs2_calc_tree_trunc_credits(osb->sb, clusters_to_del, 1860 credits = ocfs2_calc_tree_trunc_credits(osb->sb, clusters_to_del,
1870 fe, el); 1861 fe, el);
1871 handle = ocfs2_start_trans(osb, NULL, credits); 1862 handle = ocfs2_start_trans(osb, credits);
1872 if (IS_ERR(handle)) { 1863 if (IS_ERR(handle)) {
1873 status = PTR_ERR(handle); 1864 status = PTR_ERR(handle);
1874 handle = NULL; 1865 handle = NULL;
@@ -1891,7 +1882,7 @@ start:
1891 mutex_unlock(&tl_inode->i_mutex); 1882 mutex_unlock(&tl_inode->i_mutex);
1892 tl_sem = 0; 1883 tl_sem = 0;
1893 1884
1894 ocfs2_commit_trans(handle); 1885 ocfs2_commit_trans(osb, handle);
1895 handle = NULL; 1886 handle = NULL;
1896 1887
1897 BUG_ON(le32_to_cpu(fe->i_clusters) < target_i_clusters); 1888 BUG_ON(le32_to_cpu(fe->i_clusters) < target_i_clusters);
@@ -1906,7 +1897,7 @@ bail:
1906 mutex_unlock(&tl_inode->i_mutex); 1897 mutex_unlock(&tl_inode->i_mutex);
1907 1898
1908 if (handle) 1899 if (handle)
1909 ocfs2_commit_trans(handle); 1900 ocfs2_commit_trans(osb, handle);
1910 1901
1911 if (last_eb_bh) 1902 if (last_eb_bh)
1912 brelse(last_eb_bh); 1903 brelse(last_eb_bh);
@@ -2011,10 +2002,7 @@ int ocfs2_prepare_truncate(struct ocfs2_super *osb,
2011 mutex_lock(&ext_alloc_inode->i_mutex); 2002 mutex_lock(&ext_alloc_inode->i_mutex);
2012 (*tc)->tc_ext_alloc_inode = ext_alloc_inode; 2003 (*tc)->tc_ext_alloc_inode = ext_alloc_inode;
2013 2004
2014 status = ocfs2_meta_lock(ext_alloc_inode, 2005 status = ocfs2_meta_lock(ext_alloc_inode, &ext_alloc_bh, 1);
2015 NULL,
2016 &ext_alloc_bh,
2017 1);
2018 if (status < 0) { 2006 if (status < 0) {
2019 mlog_errno(status); 2007 mlog_errno(status);
2020 goto bail; 2008 goto bail;
diff --git a/fs/ocfs2/alloc.h b/fs/ocfs2/alloc.h
index 12ba897743f4..0b82e8044325 100644
--- a/fs/ocfs2/alloc.h
+++ b/fs/ocfs2/alloc.h
@@ -28,7 +28,7 @@
28 28
29struct ocfs2_alloc_context; 29struct ocfs2_alloc_context;
30int ocfs2_insert_extent(struct ocfs2_super *osb, 30int ocfs2_insert_extent(struct ocfs2_super *osb,
31 struct ocfs2_journal_handle *handle, 31 handle_t *handle,
32 struct inode *inode, 32 struct inode *inode,
33 struct buffer_head *fe_bh, 33 struct buffer_head *fe_bh,
34 u64 blkno, 34 u64 blkno,
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 3d7c082a8f58..2f7268e81520 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -200,7 +200,7 @@ static int ocfs2_readpage(struct file *file, struct page *page)
200 200
201 mlog_entry("(0x%p, %lu)\n", file, (page ? page->index : 0)); 201 mlog_entry("(0x%p, %lu)\n", file, (page ? page->index : 0));
202 202
203 ret = ocfs2_meta_lock_with_page(inode, NULL, NULL, 0, page); 203 ret = ocfs2_meta_lock_with_page(inode, NULL, 0, page);
204 if (ret != 0) { 204 if (ret != 0) {
205 if (ret == AOP_TRUNCATED_PAGE) 205 if (ret == AOP_TRUNCATED_PAGE)
206 unlock = 0; 206 unlock = 0;
@@ -305,7 +305,7 @@ static int ocfs2_prepare_write(struct file *file, struct page *page,
305 305
306 mlog_entry("(0x%p, 0x%p, %u, %u)\n", file, page, from, to); 306 mlog_entry("(0x%p, 0x%p, %u, %u)\n", file, page, from, to);
307 307
308 ret = ocfs2_meta_lock_with_page(inode, NULL, NULL, 0, page); 308 ret = ocfs2_meta_lock_with_page(inode, NULL, 0, page);
309 if (ret != 0) { 309 if (ret != 0) {
310 mlog_errno(ret); 310 mlog_errno(ret);
311 goto out; 311 goto out;
@@ -355,16 +355,16 @@ static int walk_page_buffers( handle_t *handle,
355 return ret; 355 return ret;
356} 356}
357 357
358struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode, 358handle_t *ocfs2_start_walk_page_trans(struct inode *inode,
359 struct page *page, 359 struct page *page,
360 unsigned from, 360 unsigned from,
361 unsigned to) 361 unsigned to)
362{ 362{
363 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 363 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
364 struct ocfs2_journal_handle *handle = NULL; 364 handle_t *handle = NULL;
365 int ret = 0; 365 int ret = 0;
366 366
367 handle = ocfs2_start_trans(osb, NULL, OCFS2_INODE_UPDATE_CREDITS); 367 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
368 if (!handle) { 368 if (!handle) {
369 ret = -ENOMEM; 369 ret = -ENOMEM;
370 mlog_errno(ret); 370 mlog_errno(ret);
@@ -372,7 +372,7 @@ struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode,
372 } 372 }
373 373
374 if (ocfs2_should_order_data(inode)) { 374 if (ocfs2_should_order_data(inode)) {
375 ret = walk_page_buffers(handle->k_handle, 375 ret = walk_page_buffers(handle,
376 page_buffers(page), 376 page_buffers(page),
377 from, to, NULL, 377 from, to, NULL,
378 ocfs2_journal_dirty_data); 378 ocfs2_journal_dirty_data);
@@ -382,7 +382,7 @@ struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode,
382out: 382out:
383 if (ret) { 383 if (ret) {
384 if (handle) 384 if (handle)
385 ocfs2_commit_trans(handle); 385 ocfs2_commit_trans(osb, handle);
386 handle = ERR_PTR(ret); 386 handle = ERR_PTR(ret);
387 } 387 }
388 return handle; 388 return handle;
@@ -394,7 +394,7 @@ static int ocfs2_commit_write(struct file *file, struct page *page,
394 int ret; 394 int ret;
395 struct buffer_head *di_bh = NULL; 395 struct buffer_head *di_bh = NULL;
396 struct inode *inode = page->mapping->host; 396 struct inode *inode = page->mapping->host;
397 struct ocfs2_journal_handle *handle = NULL; 397 handle_t *handle = NULL;
398 struct ocfs2_dinode *di; 398 struct ocfs2_dinode *di;
399 399
400 mlog_entry("(0x%p, 0x%p, %u, %u)\n", file, page, from, to); 400 mlog_entry("(0x%p, 0x%p, %u, %u)\n", file, page, from, to);
@@ -412,7 +412,7 @@ static int ocfs2_commit_write(struct file *file, struct page *page,
412 * stale inode allocation image (i_size, i_clusters, etc). 412 * stale inode allocation image (i_size, i_clusters, etc).
413 */ 413 */
414 414
415 ret = ocfs2_meta_lock_with_page(inode, NULL, &di_bh, 1, page); 415 ret = ocfs2_meta_lock_with_page(inode, &di_bh, 1, page);
416 if (ret != 0) { 416 if (ret != 0) {
417 mlog_errno(ret); 417 mlog_errno(ret);
418 goto out; 418 goto out;
@@ -464,7 +464,7 @@ static int ocfs2_commit_write(struct file *file, struct page *page,
464 } 464 }
465 465
466out_commit: 466out_commit:
467 ocfs2_commit_trans(handle); 467 ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
468out_unlock_data: 468out_unlock_data:
469 ocfs2_data_unlock(inode, 1); 469 ocfs2_data_unlock(inode, 1);
470out_unlock_meta: 470out_unlock_meta:
@@ -490,7 +490,7 @@ static sector_t ocfs2_bmap(struct address_space *mapping, sector_t block)
490 * accessed concurrently from multiple nodes. 490 * accessed concurrently from multiple nodes.
491 */ 491 */
492 if (!INODE_JOURNAL(inode)) { 492 if (!INODE_JOURNAL(inode)) {
493 err = ocfs2_meta_lock(inode, NULL, NULL, 0); 493 err = ocfs2_meta_lock(inode, NULL, 0);
494 if (err) { 494 if (err) {
495 if (err != -ENOENT) 495 if (err != -ENOENT)
496 mlog_errno(err); 496 mlog_errno(err);
diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h
index e88c3f0b8fa9..f446a15eab88 100644
--- a/fs/ocfs2/aops.h
+++ b/fs/ocfs2/aops.h
@@ -25,7 +25,7 @@
25int ocfs2_prepare_write_nolock(struct inode *inode, struct page *page, 25int ocfs2_prepare_write_nolock(struct inode *inode, struct page *page,
26 unsigned from, unsigned to); 26 unsigned from, unsigned to);
27 27
28struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode, 28handle_t *ocfs2_start_walk_page_trans(struct inode *inode,
29 struct page *page, 29 struct page *page,
30 unsigned from, 30 unsigned from,
31 unsigned to); 31 unsigned to);
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index 04e01915b86e..baad2aa27c14 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -82,6 +82,7 @@ int ocfs2_readdir(struct file * filp, void * dirent, filldir_t filldir)
82 struct inode *inode = filp->f_dentry->d_inode; 82 struct inode *inode = filp->f_dentry->d_inode;
83 struct super_block * sb = inode->i_sb; 83 struct super_block * sb = inode->i_sb;
84 unsigned int ra_sectors = 16; 84 unsigned int ra_sectors = 16;
85 int lock_level = 0;
85 86
86 mlog_entry("dirino=%llu\n", 87 mlog_entry("dirino=%llu\n",
87 (unsigned long long)OCFS2_I(inode)->ip_blkno); 88 (unsigned long long)OCFS2_I(inode)->ip_blkno);
@@ -89,7 +90,15 @@ int ocfs2_readdir(struct file * filp, void * dirent, filldir_t filldir)
89 stored = 0; 90 stored = 0;
90 bh = NULL; 91 bh = NULL;
91 92
92 error = ocfs2_meta_lock(inode, NULL, NULL, 0); 93 error = ocfs2_meta_lock_atime(inode, filp->f_vfsmnt, &lock_level);
94 if (lock_level && error >= 0) {
95 /* We release EX lock which used to update atime
96 * and get PR lock again to reduce contention
97 * on commonly accessed directories. */
98 ocfs2_meta_unlock(inode, 1);
99 lock_level = 0;
100 error = ocfs2_meta_lock(inode, NULL, 0);
101 }
93 if (error < 0) { 102 if (error < 0) {
94 if (error != -ENOENT) 103 if (error != -ENOENT)
95 mlog_errno(error); 104 mlog_errno(error);
@@ -198,7 +207,7 @@ revalidate:
198 207
199 stored = 0; 208 stored = 0;
200bail: 209bail:
201 ocfs2_meta_unlock(inode, 0); 210 ocfs2_meta_unlock(inode, lock_level);
202 211
203bail_nolock: 212bail_nolock:
204 mlog_exit(stored); 213 mlog_exit(stored);
@@ -340,7 +349,7 @@ int ocfs2_empty_dir(struct inode *inode)
340 349
341/* returns a bh of the 1st new block in the allocation. */ 350/* returns a bh of the 1st new block in the allocation. */
342int ocfs2_do_extend_dir(struct super_block *sb, 351int ocfs2_do_extend_dir(struct super_block *sb,
343 struct ocfs2_journal_handle *handle, 352 handle_t *handle,
344 struct inode *dir, 353 struct inode *dir,
345 struct buffer_head *parent_fe_bh, 354 struct buffer_head *parent_fe_bh,
346 struct ocfs2_alloc_context *data_ac, 355 struct ocfs2_alloc_context *data_ac,
@@ -398,7 +407,7 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
398 struct ocfs2_dinode *fe = (struct ocfs2_dinode *) parent_fe_bh->b_data; 407 struct ocfs2_dinode *fe = (struct ocfs2_dinode *) parent_fe_bh->b_data;
399 struct ocfs2_alloc_context *data_ac = NULL; 408 struct ocfs2_alloc_context *data_ac = NULL;
400 struct ocfs2_alloc_context *meta_ac = NULL; 409 struct ocfs2_alloc_context *meta_ac = NULL;
401 struct ocfs2_journal_handle *handle = NULL; 410 handle_t *handle = NULL;
402 struct buffer_head *new_bh = NULL; 411 struct buffer_head *new_bh = NULL;
403 struct ocfs2_dir_entry * de; 412 struct ocfs2_dir_entry * de;
404 struct super_block *sb = osb->sb; 413 struct super_block *sb = osb->sb;
@@ -409,13 +418,6 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
409 mlog(0, "extending dir %llu (i_size = %lld)\n", 418 mlog(0, "extending dir %llu (i_size = %lld)\n",
410 (unsigned long long)OCFS2_I(dir)->ip_blkno, dir_i_size); 419 (unsigned long long)OCFS2_I(dir)->ip_blkno, dir_i_size);
411 420
412 handle = ocfs2_alloc_handle(osb);
413 if (handle == NULL) {
414 status = -ENOMEM;
415 mlog_errno(status);
416 goto bail;
417 }
418
419 /* dir->i_size is always block aligned. */ 421 /* dir->i_size is always block aligned. */
420 spin_lock(&OCFS2_I(dir)->ip_lock); 422 spin_lock(&OCFS2_I(dir)->ip_lock);
421 if (dir_i_size == ocfs2_clusters_to_bytes(sb, OCFS2_I(dir)->ip_clusters)) { 423 if (dir_i_size == ocfs2_clusters_to_bytes(sb, OCFS2_I(dir)->ip_clusters)) {
@@ -428,8 +430,7 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
428 } 430 }
429 431
430 if (!num_free_extents) { 432 if (!num_free_extents) {
431 status = ocfs2_reserve_new_metadata(osb, handle, 433 status = ocfs2_reserve_new_metadata(osb, fe, &meta_ac);
432 fe, &meta_ac);
433 if (status < 0) { 434 if (status < 0) {
434 if (status != -ENOSPC) 435 if (status != -ENOSPC)
435 mlog_errno(status); 436 mlog_errno(status);
@@ -437,7 +438,7 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
437 } 438 }
438 } 439 }
439 440
440 status = ocfs2_reserve_clusters(osb, handle, 1, &data_ac); 441 status = ocfs2_reserve_clusters(osb, 1, &data_ac);
441 if (status < 0) { 442 if (status < 0) {
442 if (status != -ENOSPC) 443 if (status != -ENOSPC)
443 mlog_errno(status); 444 mlog_errno(status);
@@ -450,7 +451,7 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
450 credits = OCFS2_SIMPLE_DIR_EXTEND_CREDITS; 451 credits = OCFS2_SIMPLE_DIR_EXTEND_CREDITS;
451 } 452 }
452 453
453 handle = ocfs2_start_trans(osb, handle, credits); 454 handle = ocfs2_start_trans(osb, credits);
454 if (IS_ERR(handle)) { 455 if (IS_ERR(handle)) {
455 status = PTR_ERR(handle); 456 status = PTR_ERR(handle);
456 handle = NULL; 457 handle = NULL;
@@ -496,7 +497,7 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
496 get_bh(*new_de_bh); 497 get_bh(*new_de_bh);
497bail: 498bail:
498 if (handle) 499 if (handle)
499 ocfs2_commit_trans(handle); 500 ocfs2_commit_trans(osb, handle);
500 501
501 if (data_ac) 502 if (data_ac)
502 ocfs2_free_alloc_context(data_ac); 503 ocfs2_free_alloc_context(data_ac);
diff --git a/fs/ocfs2/dir.h b/fs/ocfs2/dir.h
index 5f614ec9649c..3f67e146864a 100644
--- a/fs/ocfs2/dir.h
+++ b/fs/ocfs2/dir.h
@@ -45,7 +45,7 @@ int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb,
45 struct buffer_head **ret_de_bh); 45 struct buffer_head **ret_de_bh);
46struct ocfs2_alloc_context; 46struct ocfs2_alloc_context;
47int ocfs2_do_extend_dir(struct super_block *sb, 47int ocfs2_do_extend_dir(struct super_block *sb,
48 struct ocfs2_journal_handle *handle, 48 handle_t *handle,
49 struct inode *dir, 49 struct inode *dir,
50 struct buffer_head *parent_fe_bh, 50 struct buffer_head *parent_fe_bh,
51 struct ocfs2_alloc_context *data_ac, 51 struct ocfs2_alloc_context *data_ac,
diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c
index 8d1065f8b3bd..f6cdab3a2c6a 100644
--- a/fs/ocfs2/dlm/dlmdomain.c
+++ b/fs/ocfs2/dlm/dlmdomain.c
@@ -68,7 +68,8 @@ static void **dlm_alloc_pagevec(int pages)
68 goto out_free; 68 goto out_free;
69 69
70 mlog(0, "Allocated DLM hash pagevec; %d pages (%lu expected), %lu buckets per page\n", 70 mlog(0, "Allocated DLM hash pagevec; %d pages (%lu expected), %lu buckets per page\n",
71 pages, DLM_HASH_PAGES, (unsigned long)DLM_BUCKETS_PER_PAGE); 71 pages, (unsigned long)DLM_HASH_PAGES,
72 (unsigned long)DLM_BUCKETS_PER_PAGE);
72 return vec; 73 return vec;
73out_free: 74out_free:
74 dlm_free_pagevec(vec, i); 75 dlm_free_pagevec(vec, i);
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 8801e41afe80..69fba16efbd1 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -49,6 +49,7 @@
49#include "dcache.h" 49#include "dcache.h"
50#include "dlmglue.h" 50#include "dlmglue.h"
51#include "extent_map.h" 51#include "extent_map.h"
52#include "file.h"
52#include "heartbeat.h" 53#include "heartbeat.h"
53#include "inode.h" 54#include "inode.h"
54#include "journal.h" 55#include "journal.h"
@@ -1063,10 +1064,10 @@ static void ocfs2_cluster_unlock(struct ocfs2_super *osb,
1063 mlog_exit_void(); 1064 mlog_exit_void();
1064} 1065}
1065 1066
1066int ocfs2_create_new_lock(struct ocfs2_super *osb, 1067static int ocfs2_create_new_lock(struct ocfs2_super *osb,
1067 struct ocfs2_lock_res *lockres, 1068 struct ocfs2_lock_res *lockres,
1068 int ex, 1069 int ex,
1069 int local) 1070 int local)
1070{ 1071{
1071 int level = ex ? LKM_EXMODE : LKM_PRMODE; 1072 int level = ex ? LKM_EXMODE : LKM_PRMODE;
1072 unsigned long flags; 1073 unsigned long flags;
@@ -1579,7 +1580,6 @@ static int ocfs2_assign_bh(struct inode *inode,
1579 * the result of the lock will be communicated via the callback. 1580 * the result of the lock will be communicated via the callback.
1580 */ 1581 */
1581int ocfs2_meta_lock_full(struct inode *inode, 1582int ocfs2_meta_lock_full(struct inode *inode,
1582 struct ocfs2_journal_handle *handle,
1583 struct buffer_head **ret_bh, 1583 struct buffer_head **ret_bh,
1584 int ex, 1584 int ex,
1585 int arg_flags) 1585 int arg_flags)
@@ -1668,12 +1668,6 @@ int ocfs2_meta_lock_full(struct inode *inode,
1668 } 1668 }
1669 } 1669 }
1670 1670
1671 if (handle) {
1672 status = ocfs2_handle_add_lock(handle, inode);
1673 if (status < 0)
1674 mlog_errno(status);
1675 }
1676
1677bail: 1671bail:
1678 if (status < 0) { 1672 if (status < 0) {
1679 if (ret_bh && (*ret_bh)) { 1673 if (ret_bh && (*ret_bh)) {
@@ -1713,18 +1707,16 @@ bail:
1713 * the lock inversion simply. 1707 * the lock inversion simply.
1714 */ 1708 */
1715int ocfs2_meta_lock_with_page(struct inode *inode, 1709int ocfs2_meta_lock_with_page(struct inode *inode,
1716 struct ocfs2_journal_handle *handle,
1717 struct buffer_head **ret_bh, 1710 struct buffer_head **ret_bh,
1718 int ex, 1711 int ex,
1719 struct page *page) 1712 struct page *page)
1720{ 1713{
1721 int ret; 1714 int ret;
1722 1715
1723 ret = ocfs2_meta_lock_full(inode, handle, ret_bh, ex, 1716 ret = ocfs2_meta_lock_full(inode, ret_bh, ex, OCFS2_LOCK_NONBLOCK);
1724 OCFS2_LOCK_NONBLOCK);
1725 if (ret == -EAGAIN) { 1717 if (ret == -EAGAIN) {
1726 unlock_page(page); 1718 unlock_page(page);
1727 if (ocfs2_meta_lock(inode, handle, ret_bh, ex) == 0) 1719 if (ocfs2_meta_lock(inode, ret_bh, ex) == 0)
1728 ocfs2_meta_unlock(inode, ex); 1720 ocfs2_meta_unlock(inode, ex);
1729 ret = AOP_TRUNCATED_PAGE; 1721 ret = AOP_TRUNCATED_PAGE;
1730 } 1722 }
@@ -1732,6 +1724,44 @@ int ocfs2_meta_lock_with_page(struct inode *inode,
1732 return ret; 1724 return ret;
1733} 1725}
1734 1726
1727int ocfs2_meta_lock_atime(struct inode *inode,
1728 struct vfsmount *vfsmnt,
1729 int *level)
1730{
1731 int ret;
1732
1733 mlog_entry_void();
1734 ret = ocfs2_meta_lock(inode, NULL, 0);
1735 if (ret < 0) {
1736 mlog_errno(ret);
1737 return ret;
1738 }
1739
1740 /*
1741 * If we should update atime, we will get EX lock,
1742 * otherwise we just get PR lock.
1743 */
1744 if (ocfs2_should_update_atime(inode, vfsmnt)) {
1745 struct buffer_head *bh = NULL;
1746
1747 ocfs2_meta_unlock(inode, 0);
1748 ret = ocfs2_meta_lock(inode, &bh, 1);
1749 if (ret < 0) {
1750 mlog_errno(ret);
1751 return ret;
1752 }
1753 *level = 1;
1754 if (ocfs2_should_update_atime(inode, vfsmnt))
1755 ocfs2_update_inode_atime(inode, bh);
1756 if (bh)
1757 brelse(bh);
1758 } else
1759 *level = 0;
1760
1761 mlog_exit(ret);
1762 return ret;
1763}
1764
1735void ocfs2_meta_unlock(struct inode *inode, 1765void ocfs2_meta_unlock(struct inode *inode,
1736 int ex) 1766 int ex)
1737{ 1767{
diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h
index 4a2769387229..c343fca68cf1 100644
--- a/fs/ocfs2/dlmglue.h
+++ b/fs/ocfs2/dlmglue.h
@@ -68,8 +68,6 @@ void ocfs2_dentry_lock_res_init(struct ocfs2_dentry_lock *dl,
68 u64 parent, struct inode *inode); 68 u64 parent, struct inode *inode);
69void ocfs2_lock_res_free(struct ocfs2_lock_res *res); 69void ocfs2_lock_res_free(struct ocfs2_lock_res *res);
70int ocfs2_create_new_inode_locks(struct inode *inode); 70int ocfs2_create_new_inode_locks(struct inode *inode);
71int ocfs2_create_new_lock(struct ocfs2_super *osb,
72 struct ocfs2_lock_res *lockres, int ex, int local);
73int ocfs2_drop_inode_locks(struct inode *inode); 71int ocfs2_drop_inode_locks(struct inode *inode);
74int ocfs2_data_lock_full(struct inode *inode, 72int ocfs2_data_lock_full(struct inode *inode,
75 int write, 73 int write,
@@ -82,19 +80,20 @@ void ocfs2_data_unlock(struct inode *inode,
82 int write); 80 int write);
83int ocfs2_rw_lock(struct inode *inode, int write); 81int ocfs2_rw_lock(struct inode *inode, int write);
84void ocfs2_rw_unlock(struct inode *inode, int write); 82void ocfs2_rw_unlock(struct inode *inode, int write);
83int ocfs2_meta_lock_atime(struct inode *inode,
84 struct vfsmount *vfsmnt,
85 int *level);
85int ocfs2_meta_lock_full(struct inode *inode, 86int ocfs2_meta_lock_full(struct inode *inode,
86 struct ocfs2_journal_handle *handle,
87 struct buffer_head **ret_bh, 87 struct buffer_head **ret_bh,
88 int ex, 88 int ex,
89 int arg_flags); 89 int arg_flags);
90int ocfs2_meta_lock_with_page(struct inode *inode, 90int ocfs2_meta_lock_with_page(struct inode *inode,
91 struct ocfs2_journal_handle *handle,
92 struct buffer_head **ret_bh, 91 struct buffer_head **ret_bh,
93 int ex, 92 int ex,
94 struct page *page); 93 struct page *page);
95/* 99% of the time we don't want to supply any additional flags -- 94/* 99% of the time we don't want to supply any additional flags --
96 * those are for very specific cases only. */ 95 * those are for very specific cases only. */
97#define ocfs2_meta_lock(i, h, b, e) ocfs2_meta_lock_full(i, h, b, e, 0) 96#define ocfs2_meta_lock(i, b, e) ocfs2_meta_lock_full(i, b, e, 0)
98void ocfs2_meta_unlock(struct inode *inode, 97void ocfs2_meta_unlock(struct inode *inode,
99 int ex); 98 int ex);
100int ocfs2_super_lock(struct ocfs2_super *osb, 99int ocfs2_super_lock(struct ocfs2_super *osb,
diff --git a/fs/ocfs2/export.c b/fs/ocfs2/export.c
index fb91089a60a7..06be6e774cf9 100644
--- a/fs/ocfs2/export.c
+++ b/fs/ocfs2/export.c
@@ -100,7 +100,7 @@ static struct dentry *ocfs2_get_parent(struct dentry *child)
100 mlog(0, "find parent of directory %llu\n", 100 mlog(0, "find parent of directory %llu\n",
101 (unsigned long long)OCFS2_I(dir)->ip_blkno); 101 (unsigned long long)OCFS2_I(dir)->ip_blkno);
102 102
103 status = ocfs2_meta_lock(dir, NULL, NULL, 0); 103 status = ocfs2_meta_lock(dir, NULL, 0);
104 if (status < 0) { 104 if (status < 0) {
105 if (status != -ENOENT) 105 if (status != -ENOENT)
106 mlog_errno(status); 106 mlog_errno(status);
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 1be74c4e7814..8786b3c490aa 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -31,6 +31,8 @@
31#include <linux/pagemap.h> 31#include <linux/pagemap.h>
32#include <linux/uio.h> 32#include <linux/uio.h>
33#include <linux/sched.h> 33#include <linux/sched.h>
34#include <linux/pipe_fs_i.h>
35#include <linux/mount.h>
34 36
35#define MLOG_MASK_PREFIX ML_INODE 37#define MLOG_MASK_PREFIX ML_INODE
36#include <cluster/masklog.h> 38#include <cluster/masklog.h>
@@ -134,7 +136,58 @@ bail:
134 return (err < 0) ? -EIO : 0; 136 return (err < 0) ? -EIO : 0;
135} 137}
136 138
137int ocfs2_set_inode_size(struct ocfs2_journal_handle *handle, 139int ocfs2_should_update_atime(struct inode *inode,
140 struct vfsmount *vfsmnt)
141{
142 struct timespec now;
143 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
144
145 if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb))
146 return 0;
147
148 if ((inode->i_flags & S_NOATIME) ||
149 ((inode->i_sb->s_flags & MS_NODIRATIME) && S_ISDIR(inode->i_mode)))
150 return 0;
151
152 if ((vfsmnt->mnt_flags & MNT_NOATIME) ||
153 ((vfsmnt->mnt_flags & MNT_NODIRATIME) && S_ISDIR(inode->i_mode)))
154 return 0;
155
156 now = CURRENT_TIME;
157 if ((now.tv_sec - inode->i_atime.tv_sec <= osb->s_atime_quantum))
158 return 0;
159 else
160 return 1;
161}
162
163int ocfs2_update_inode_atime(struct inode *inode,
164 struct buffer_head *bh)
165{
166 int ret;
167 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
168 handle_t *handle;
169
170 mlog_entry_void();
171
172 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
173 if (handle == NULL) {
174 ret = -ENOMEM;
175 mlog_errno(ret);
176 goto out;
177 }
178
179 inode->i_atime = CURRENT_TIME;
180 ret = ocfs2_mark_inode_dirty(handle, inode, bh);
181 if (ret < 0)
182 mlog_errno(ret);
183
184 ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
185out:
186 mlog_exit(ret);
187 return ret;
188}
189
190int ocfs2_set_inode_size(handle_t *handle,
138 struct inode *inode, 191 struct inode *inode,
139 struct buffer_head *fe_bh, 192 struct buffer_head *fe_bh,
140 u64 new_i_size) 193 u64 new_i_size)
@@ -163,10 +216,9 @@ static int ocfs2_simple_size_update(struct inode *inode,
163{ 216{
164 int ret; 217 int ret;
165 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 218 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
166 struct ocfs2_journal_handle *handle = NULL; 219 handle_t *handle = NULL;
167 220
168 handle = ocfs2_start_trans(osb, NULL, 221 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
169 OCFS2_INODE_UPDATE_CREDITS);
170 if (handle == NULL) { 222 if (handle == NULL) {
171 ret = -ENOMEM; 223 ret = -ENOMEM;
172 mlog_errno(ret); 224 mlog_errno(ret);
@@ -178,7 +230,7 @@ static int ocfs2_simple_size_update(struct inode *inode,
178 if (ret < 0) 230 if (ret < 0)
179 mlog_errno(ret); 231 mlog_errno(ret);
180 232
181 ocfs2_commit_trans(handle); 233 ocfs2_commit_trans(osb, handle);
182out: 234out:
183 return ret; 235 return ret;
184} 236}
@@ -189,14 +241,14 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
189 u64 new_i_size) 241 u64 new_i_size)
190{ 242{
191 int status; 243 int status;
192 struct ocfs2_journal_handle *handle; 244 handle_t *handle;
193 245
194 mlog_entry_void(); 246 mlog_entry_void();
195 247
196 /* TODO: This needs to actually orphan the inode in this 248 /* TODO: This needs to actually orphan the inode in this
197 * transaction. */ 249 * transaction. */
198 250
199 handle = ocfs2_start_trans(osb, NULL, OCFS2_INODE_UPDATE_CREDITS); 251 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
200 if (IS_ERR(handle)) { 252 if (IS_ERR(handle)) {
201 status = PTR_ERR(handle); 253 status = PTR_ERR(handle);
202 mlog_errno(status); 254 mlog_errno(status);
@@ -207,7 +259,7 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
207 if (status < 0) 259 if (status < 0)
208 mlog_errno(status); 260 mlog_errno(status);
209 261
210 ocfs2_commit_trans(handle); 262 ocfs2_commit_trans(osb, handle);
211out: 263out:
212 mlog_exit(status); 264 mlog_exit(status);
213 return status; 265 return status;
@@ -328,7 +380,7 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
328 struct inode *inode, 380 struct inode *inode,
329 u32 clusters_to_add, 381 u32 clusters_to_add,
330 struct buffer_head *fe_bh, 382 struct buffer_head *fe_bh,
331 struct ocfs2_journal_handle *handle, 383 handle_t *handle,
332 struct ocfs2_alloc_context *data_ac, 384 struct ocfs2_alloc_context *data_ac,
333 struct ocfs2_alloc_context *meta_ac, 385 struct ocfs2_alloc_context *meta_ac,
334 enum ocfs2_alloc_restarted *reason_ret) 386 enum ocfs2_alloc_restarted *reason_ret)
@@ -433,7 +485,7 @@ static int ocfs2_extend_allocation(struct inode *inode,
433 u32 prev_clusters; 485 u32 prev_clusters;
434 struct buffer_head *bh = NULL; 486 struct buffer_head *bh = NULL;
435 struct ocfs2_dinode *fe = NULL; 487 struct ocfs2_dinode *fe = NULL;
436 struct ocfs2_journal_handle *handle = NULL; 488 handle_t *handle = NULL;
437 struct ocfs2_alloc_context *data_ac = NULL; 489 struct ocfs2_alloc_context *data_ac = NULL;
438 struct ocfs2_alloc_context *meta_ac = NULL; 490 struct ocfs2_alloc_context *meta_ac = NULL;
439 enum ocfs2_alloc_restarted why; 491 enum ocfs2_alloc_restarted why;
@@ -463,13 +515,6 @@ restart_all:
463 (unsigned long long)OCFS2_I(inode)->ip_blkno, i_size_read(inode), 515 (unsigned long long)OCFS2_I(inode)->ip_blkno, i_size_read(inode),
464 fe->i_clusters, clusters_to_add); 516 fe->i_clusters, clusters_to_add);
465 517
466 handle = ocfs2_alloc_handle(osb);
467 if (handle == NULL) {
468 status = -ENOMEM;
469 mlog_errno(status);
470 goto leave;
471 }
472
473 num_free_extents = ocfs2_num_free_extents(osb, 518 num_free_extents = ocfs2_num_free_extents(osb,
474 inode, 519 inode,
475 fe); 520 fe);
@@ -480,10 +525,7 @@ restart_all:
480 } 525 }
481 526
482 if (!num_free_extents) { 527 if (!num_free_extents) {
483 status = ocfs2_reserve_new_metadata(osb, 528 status = ocfs2_reserve_new_metadata(osb, fe, &meta_ac);
484 handle,
485 fe,
486 &meta_ac);
487 if (status < 0) { 529 if (status < 0) {
488 if (status != -ENOSPC) 530 if (status != -ENOSPC)
489 mlog_errno(status); 531 mlog_errno(status);
@@ -491,10 +533,7 @@ restart_all:
491 } 533 }
492 } 534 }
493 535
494 status = ocfs2_reserve_clusters(osb, 536 status = ocfs2_reserve_clusters(osb, clusters_to_add, &data_ac);
495 handle,
496 clusters_to_add,
497 &data_ac);
498 if (status < 0) { 537 if (status < 0) {
499 if (status != -ENOSPC) 538 if (status != -ENOSPC)
500 mlog_errno(status); 539 mlog_errno(status);
@@ -509,7 +548,7 @@ restart_all:
509 drop_alloc_sem = 1; 548 drop_alloc_sem = 1;
510 549
511 credits = ocfs2_calc_extend_credits(osb->sb, fe, clusters_to_add); 550 credits = ocfs2_calc_extend_credits(osb->sb, fe, clusters_to_add);
512 handle = ocfs2_start_trans(osb, handle, credits); 551 handle = ocfs2_start_trans(osb, credits);
513 if (IS_ERR(handle)) { 552 if (IS_ERR(handle)) {
514 status = PTR_ERR(handle); 553 status = PTR_ERR(handle);
515 handle = NULL; 554 handle = NULL;
@@ -589,7 +628,7 @@ leave:
589 drop_alloc_sem = 0; 628 drop_alloc_sem = 0;
590 } 629 }
591 if (handle) { 630 if (handle) {
592 ocfs2_commit_trans(handle); 631 ocfs2_commit_trans(osb, handle);
593 handle = NULL; 632 handle = NULL;
594 } 633 }
595 if (data_ac) { 634 if (data_ac) {
@@ -624,7 +663,7 @@ static int ocfs2_write_zero_page(struct inode *inode,
624 struct page *page; 663 struct page *page;
625 unsigned long index; 664 unsigned long index;
626 unsigned int offset; 665 unsigned int offset;
627 struct ocfs2_journal_handle *handle = NULL; 666 handle_t *handle = NULL;
628 int ret; 667 int ret;
629 668
630 offset = (size & (PAGE_CACHE_SIZE-1)); /* Within page */ 669 offset = (size & (PAGE_CACHE_SIZE-1)); /* Within page */
@@ -668,7 +707,7 @@ static int ocfs2_write_zero_page(struct inode *inode,
668 ret = 0; 707 ret = 0;
669 708
670 if (handle) 709 if (handle)
671 ocfs2_commit_trans(handle); 710 ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
672out_unlock: 711out_unlock:
673 unlock_page(page); 712 unlock_page(page);
674 page_cache_release(page); 713 page_cache_release(page);
@@ -789,7 +828,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
789 struct super_block *sb = inode->i_sb; 828 struct super_block *sb = inode->i_sb;
790 struct ocfs2_super *osb = OCFS2_SB(sb); 829 struct ocfs2_super *osb = OCFS2_SB(sb);
791 struct buffer_head *bh = NULL; 830 struct buffer_head *bh = NULL;
792 struct ocfs2_journal_handle *handle = NULL; 831 handle_t *handle = NULL;
793 832
794 mlog_entry("(0x%p, '%.*s')\n", dentry, 833 mlog_entry("(0x%p, '%.*s')\n", dentry,
795 dentry->d_name.len, dentry->d_name.name); 834 dentry->d_name.len, dentry->d_name.name);
@@ -825,7 +864,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
825 } 864 }
826 } 865 }
827 866
828 status = ocfs2_meta_lock(inode, NULL, &bh, 1); 867 status = ocfs2_meta_lock(inode, &bh, 1);
829 if (status < 0) { 868 if (status < 0) {
830 if (status != -ENOENT) 869 if (status != -ENOENT)
831 mlog_errno(status); 870 mlog_errno(status);
@@ -845,7 +884,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
845 } 884 }
846 } 885 }
847 886
848 handle = ocfs2_start_trans(osb, NULL, OCFS2_INODE_UPDATE_CREDITS); 887 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
849 if (IS_ERR(handle)) { 888 if (IS_ERR(handle)) {
850 status = PTR_ERR(handle); 889 status = PTR_ERR(handle);
851 mlog_errno(status); 890 mlog_errno(status);
@@ -863,7 +902,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
863 mlog_errno(status); 902 mlog_errno(status);
864 903
865bail_commit: 904bail_commit:
866 ocfs2_commit_trans(handle); 905 ocfs2_commit_trans(osb, handle);
867bail_unlock: 906bail_unlock:
868 ocfs2_meta_unlock(inode, 1); 907 ocfs2_meta_unlock(inode, 1);
869bail_unlock_rw: 908bail_unlock_rw:
@@ -906,19 +945,41 @@ bail:
906 return err; 945 return err;
907} 946}
908 947
948int ocfs2_permission(struct inode *inode, int mask, struct nameidata *nd)
949{
950 int ret;
951
952 mlog_entry_void();
953
954 ret = ocfs2_meta_lock(inode, NULL, 0);
955 if (ret) {
956 mlog_errno(ret);
957 goto out;
958 }
959
960 ret = generic_permission(inode, mask, NULL);
961 if (ret)
962 mlog_errno(ret);
963
964 ocfs2_meta_unlock(inode, 0);
965out:
966 mlog_exit(ret);
967 return ret;
968}
969
909static int ocfs2_write_remove_suid(struct inode *inode) 970static int ocfs2_write_remove_suid(struct inode *inode)
910{ 971{
911 int ret; 972 int ret;
912 struct buffer_head *bh = NULL; 973 struct buffer_head *bh = NULL;
913 struct ocfs2_inode_info *oi = OCFS2_I(inode); 974 struct ocfs2_inode_info *oi = OCFS2_I(inode);
914 struct ocfs2_journal_handle *handle; 975 handle_t *handle;
915 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 976 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
916 struct ocfs2_dinode *di; 977 struct ocfs2_dinode *di;
917 978
918 mlog_entry("(Inode %llu, mode 0%o)\n", 979 mlog_entry("(Inode %llu, mode 0%o)\n",
919 (unsigned long long)oi->ip_blkno, inode->i_mode); 980 (unsigned long long)oi->ip_blkno, inode->i_mode);
920 981
921 handle = ocfs2_start_trans(osb, NULL, OCFS2_INODE_UPDATE_CREDITS); 982 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
922 if (handle == NULL) { 983 if (handle == NULL) {
923 ret = -ENOMEM; 984 ret = -ENOMEM;
924 mlog_errno(ret); 985 mlog_errno(ret);
@@ -951,75 +1012,29 @@ static int ocfs2_write_remove_suid(struct inode *inode)
951out_bh: 1012out_bh:
952 brelse(bh); 1013 brelse(bh);
953out_trans: 1014out_trans:
954 ocfs2_commit_trans(handle); 1015 ocfs2_commit_trans(osb, handle);
955out: 1016out:
956 mlog_exit(ret); 1017 mlog_exit(ret);
957 return ret; 1018 return ret;
958} 1019}
959 1020
960static inline int ocfs2_write_should_remove_suid(struct inode *inode) 1021static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
961{ 1022 loff_t *ppos,
962 mode_t mode = inode->i_mode; 1023 size_t count,
963 1024 int appending)
964 if (!capable(CAP_FSETID)) {
965 if (unlikely(mode & S_ISUID))
966 return 1;
967
968 if (unlikely((mode & S_ISGID) && (mode & S_IXGRP)))
969 return 1;
970 }
971 return 0;
972}
973
974static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
975 const struct iovec *iov,
976 unsigned long nr_segs,
977 loff_t pos)
978{ 1025{
979 int ret, rw_level = -1, meta_level = -1, have_alloc_sem = 0; 1026 int ret = 0, meta_level = appending;
1027 struct inode *inode = dentry->d_inode;
980 u32 clusters; 1028 u32 clusters;
981 struct file *filp = iocb->ki_filp;
982 struct inode *inode = filp->f_dentry->d_inode;
983 loff_t newsize, saved_pos; 1029 loff_t newsize, saved_pos;
984 1030
985 mlog_entry("(0x%p, %u, '%.*s')\n", filp,
986 (unsigned int)nr_segs,
987 filp->f_dentry->d_name.len,
988 filp->f_dentry->d_name.name);
989
990 /* happy write of zero bytes */
991 if (iocb->ki_left == 0)
992 return 0;
993
994 if (!inode) {
995 mlog(0, "bad inode\n");
996 return -EIO;
997 }
998
999 mutex_lock(&inode->i_mutex);
1000 /* to match setattr's i_mutex -> i_alloc_sem -> rw_lock ordering */
1001 if (filp->f_flags & O_DIRECT) {
1002 have_alloc_sem = 1;
1003 down_read(&inode->i_alloc_sem);
1004 }
1005
1006 /* concurrent O_DIRECT writes are allowed */
1007 rw_level = (filp->f_flags & O_DIRECT) ? 0 : 1;
1008 ret = ocfs2_rw_lock(inode, rw_level);
1009 if (ret < 0) {
1010 rw_level = -1;
1011 mlog_errno(ret);
1012 goto out;
1013 }
1014
1015 /* 1031 /*
1016 * We sample i_size under a read level meta lock to see if our write 1032 * We sample i_size under a read level meta lock to see if our write
1017 * is extending the file, if it is we back off and get a write level 1033 * is extending the file, if it is we back off and get a write level
1018 * meta lock. 1034 * meta lock.
1019 */ 1035 */
1020 meta_level = (filp->f_flags & O_APPEND) ? 1 : 0;
1021 for(;;) { 1036 for(;;) {
1022 ret = ocfs2_meta_lock(inode, NULL, NULL, meta_level); 1037 ret = ocfs2_meta_lock(inode, NULL, meta_level);
1023 if (ret < 0) { 1038 if (ret < 0) {
1024 meta_level = -1; 1039 meta_level = -1;
1025 mlog_errno(ret); 1040 mlog_errno(ret);
@@ -1035,7 +1050,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
1035 * inode. There's also the dinode i_size state which 1050 * inode. There's also the dinode i_size state which
1036 * can be lost via setattr during extending writes (we 1051 * can be lost via setattr during extending writes (we
1037 * set inode->i_size at the end of a write. */ 1052 * set inode->i_size at the end of a write. */
1038 if (ocfs2_write_should_remove_suid(inode)) { 1053 if (should_remove_suid(dentry)) {
1039 if (meta_level == 0) { 1054 if (meta_level == 0) {
1040 ocfs2_meta_unlock(inode, meta_level); 1055 ocfs2_meta_unlock(inode, meta_level);
1041 meta_level = 1; 1056 meta_level = 1;
@@ -1045,19 +1060,19 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
1045 ret = ocfs2_write_remove_suid(inode); 1060 ret = ocfs2_write_remove_suid(inode);
1046 if (ret < 0) { 1061 if (ret < 0) {
1047 mlog_errno(ret); 1062 mlog_errno(ret);
1048 goto out; 1063 goto out_unlock;
1049 } 1064 }
1050 } 1065 }
1051 1066
1052 /* work on a copy of ppos until we're sure that we won't have 1067 /* work on a copy of ppos until we're sure that we won't have
1053 * to recalculate it due to relocking. */ 1068 * to recalculate it due to relocking. */
1054 if (filp->f_flags & O_APPEND) { 1069 if (appending) {
1055 saved_pos = i_size_read(inode); 1070 saved_pos = i_size_read(inode);
1056 mlog(0, "O_APPEND: inode->i_size=%llu\n", saved_pos); 1071 mlog(0, "O_APPEND: inode->i_size=%llu\n", saved_pos);
1057 } else { 1072 } else {
1058 saved_pos = iocb->ki_pos; 1073 saved_pos = *ppos;
1059 } 1074 }
1060 newsize = iocb->ki_left + saved_pos; 1075 newsize = count + saved_pos;
1061 1076
1062 mlog(0, "pos=%lld newsize=%lld cursize=%lld\n", 1077 mlog(0, "pos=%lld newsize=%lld cursize=%lld\n",
1063 (long long) saved_pos, (long long) newsize, 1078 (long long) saved_pos, (long long) newsize,
@@ -1090,19 +1105,66 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
1090 if (!clusters) 1105 if (!clusters)
1091 break; 1106 break;
1092 1107
1093 ret = ocfs2_extend_file(inode, NULL, newsize, iocb->ki_left); 1108 ret = ocfs2_extend_file(inode, NULL, newsize, count);
1094 if (ret < 0) { 1109 if (ret < 0) {
1095 if (ret != -ENOSPC) 1110 if (ret != -ENOSPC)
1096 mlog_errno(ret); 1111 mlog_errno(ret);
1097 goto out; 1112 goto out_unlock;
1098 } 1113 }
1099 break; 1114 break;
1100 } 1115 }
1101 1116
1102 /* ok, we're done with i_size and alloc work */ 1117 if (appending)
1103 iocb->ki_pos = saved_pos; 1118 *ppos = saved_pos;
1119
1120out_unlock:
1104 ocfs2_meta_unlock(inode, meta_level); 1121 ocfs2_meta_unlock(inode, meta_level);
1105 meta_level = -1; 1122
1123out:
1124 return ret;
1125}
1126
1127static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
1128 const struct iovec *iov,
1129 unsigned long nr_segs,
1130 loff_t pos)
1131{
1132 int ret, rw_level, have_alloc_sem = 0;
1133 struct file *filp = iocb->ki_filp;
1134 struct inode *inode = filp->f_dentry->d_inode;
1135 int appending = filp->f_flags & O_APPEND ? 1 : 0;
1136
1137 mlog_entry("(0x%p, %u, '%.*s')\n", filp,
1138 (unsigned int)nr_segs,
1139 filp->f_dentry->d_name.len,
1140 filp->f_dentry->d_name.name);
1141
1142 /* happy write of zero bytes */
1143 if (iocb->ki_left == 0)
1144 return 0;
1145
1146 mutex_lock(&inode->i_mutex);
1147 /* to match setattr's i_mutex -> i_alloc_sem -> rw_lock ordering */
1148 if (filp->f_flags & O_DIRECT) {
1149 have_alloc_sem = 1;
1150 down_read(&inode->i_alloc_sem);
1151 }
1152
1153 /* concurrent O_DIRECT writes are allowed */
1154 rw_level = (filp->f_flags & O_DIRECT) ? 0 : 1;
1155 ret = ocfs2_rw_lock(inode, rw_level);
1156 if (ret < 0) {
1157 rw_level = -1;
1158 mlog_errno(ret);
1159 goto out;
1160 }
1161
1162 ret = ocfs2_prepare_inode_for_write(filp->f_dentry, &iocb->ki_pos,
1163 iocb->ki_left, appending);
1164 if (ret < 0) {
1165 mlog_errno(ret);
1166 goto out;
1167 }
1106 1168
1107 /* communicate with ocfs2_dio_end_io */ 1169 /* communicate with ocfs2_dio_end_io */
1108 ocfs2_iocb_set_rw_locked(iocb); 1170 ocfs2_iocb_set_rw_locked(iocb);
@@ -1128,8 +1190,6 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
1128 } 1190 }
1129 1191
1130out: 1192out:
1131 if (meta_level != -1)
1132 ocfs2_meta_unlock(inode, meta_level);
1133 if (have_alloc_sem) 1193 if (have_alloc_sem)
1134 up_read(&inode->i_alloc_sem); 1194 up_read(&inode->i_alloc_sem);
1135 if (rw_level != -1) 1195 if (rw_level != -1)
@@ -1140,12 +1200,83 @@ out:
1140 return ret; 1200 return ret;
1141} 1201}
1142 1202
1203static ssize_t ocfs2_file_splice_write(struct pipe_inode_info *pipe,
1204 struct file *out,
1205 loff_t *ppos,
1206 size_t len,
1207 unsigned int flags)
1208{
1209 int ret;
1210 struct inode *inode = out->f_dentry->d_inode;
1211
1212 mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", out, pipe,
1213 (unsigned int)len,
1214 out->f_dentry->d_name.len,
1215 out->f_dentry->d_name.name);
1216
1217 inode_double_lock(inode, pipe->inode);
1218
1219 ret = ocfs2_rw_lock(inode, 1);
1220 if (ret < 0) {
1221 mlog_errno(ret);
1222 goto out;
1223 }
1224
1225 ret = ocfs2_prepare_inode_for_write(out->f_dentry, ppos, len, 0);
1226 if (ret < 0) {
1227 mlog_errno(ret);
1228 goto out_unlock;
1229 }
1230
1231 /* ok, we're done with i_size and alloc work */
1232 ret = generic_file_splice_write_nolock(pipe, out, ppos, len, flags);
1233
1234out_unlock:
1235 ocfs2_rw_unlock(inode, 1);
1236out:
1237 inode_double_unlock(inode, pipe->inode);
1238
1239 mlog_exit(ret);
1240 return ret;
1241}
1242
1243static ssize_t ocfs2_file_splice_read(struct file *in,
1244 loff_t *ppos,
1245 struct pipe_inode_info *pipe,
1246 size_t len,
1247 unsigned int flags)
1248{
1249 int ret = 0;
1250 struct inode *inode = in->f_dentry->d_inode;
1251
1252 mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", in, pipe,
1253 (unsigned int)len,
1254 in->f_dentry->d_name.len,
1255 in->f_dentry->d_name.name);
1256
1257 /*
1258 * See the comment in ocfs2_file_aio_read()
1259 */
1260 ret = ocfs2_meta_lock(inode, NULL, 0);
1261 if (ret < 0) {
1262 mlog_errno(ret);
1263 goto bail;
1264 }
1265 ocfs2_meta_unlock(inode, 0);
1266
1267 ret = generic_file_splice_read(in, ppos, pipe, len, flags);
1268
1269bail:
1270 mlog_exit(ret);
1271 return ret;
1272}
1273
1143static ssize_t ocfs2_file_aio_read(struct kiocb *iocb, 1274static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
1144 const struct iovec *iov, 1275 const struct iovec *iov,
1145 unsigned long nr_segs, 1276 unsigned long nr_segs,
1146 loff_t pos) 1277 loff_t pos)
1147{ 1278{
1148 int ret = 0, rw_level = -1, have_alloc_sem = 0; 1279 int ret = 0, rw_level = -1, have_alloc_sem = 0, lock_level = 0;
1149 struct file *filp = iocb->ki_filp; 1280 struct file *filp = iocb->ki_filp;
1150 struct inode *inode = filp->f_dentry->d_inode; 1281 struct inode *inode = filp->f_dentry->d_inode;
1151 1282
@@ -1187,12 +1318,12 @@ static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
1187 * like i_size. This allows the checks down below 1318 * like i_size. This allows the checks down below
1188 * generic_file_aio_read() a chance of actually working. 1319 * generic_file_aio_read() a chance of actually working.
1189 */ 1320 */
1190 ret = ocfs2_meta_lock(inode, NULL, NULL, 0); 1321 ret = ocfs2_meta_lock_atime(inode, filp->f_vfsmnt, &lock_level);
1191 if (ret < 0) { 1322 if (ret < 0) {
1192 mlog_errno(ret); 1323 mlog_errno(ret);
1193 goto bail; 1324 goto bail;
1194 } 1325 }
1195 ocfs2_meta_unlock(inode, 0); 1326 ocfs2_meta_unlock(inode, lock_level);
1196 1327
1197 ret = generic_file_aio_read(iocb, iov, nr_segs, iocb->ki_pos); 1328 ret = generic_file_aio_read(iocb, iov, nr_segs, iocb->ki_pos);
1198 if (ret == -EINVAL) 1329 if (ret == -EINVAL)
@@ -1220,11 +1351,13 @@ bail:
1220struct inode_operations ocfs2_file_iops = { 1351struct inode_operations ocfs2_file_iops = {
1221 .setattr = ocfs2_setattr, 1352 .setattr = ocfs2_setattr,
1222 .getattr = ocfs2_getattr, 1353 .getattr = ocfs2_getattr,
1354 .permission = ocfs2_permission,
1223}; 1355};
1224 1356
1225struct inode_operations ocfs2_special_file_iops = { 1357struct inode_operations ocfs2_special_file_iops = {
1226 .setattr = ocfs2_setattr, 1358 .setattr = ocfs2_setattr,
1227 .getattr = ocfs2_getattr, 1359 .getattr = ocfs2_getattr,
1360 .permission = ocfs2_permission,
1228}; 1361};
1229 1362
1230const struct file_operations ocfs2_fops = { 1363const struct file_operations ocfs2_fops = {
@@ -1238,6 +1371,8 @@ const struct file_operations ocfs2_fops = {
1238 .aio_read = ocfs2_file_aio_read, 1371 .aio_read = ocfs2_file_aio_read,
1239 .aio_write = ocfs2_file_aio_write, 1372 .aio_write = ocfs2_file_aio_write,
1240 .ioctl = ocfs2_ioctl, 1373 .ioctl = ocfs2_ioctl,
1374 .splice_read = ocfs2_file_splice_read,
1375 .splice_write = ocfs2_file_splice_write,
1241}; 1376};
1242 1377
1243const struct file_operations ocfs2_dops = { 1378const struct file_operations ocfs2_dops = {
diff --git a/fs/ocfs2/file.h b/fs/ocfs2/file.h
index 740c9e7ca599..601a453f18a8 100644
--- a/fs/ocfs2/file.h
+++ b/fs/ocfs2/file.h
@@ -41,17 +41,24 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
41 struct inode *inode, 41 struct inode *inode,
42 u32 clusters_to_add, 42 u32 clusters_to_add,
43 struct buffer_head *fe_bh, 43 struct buffer_head *fe_bh,
44 struct ocfs2_journal_handle *handle, 44 handle_t *handle,
45 struct ocfs2_alloc_context *data_ac, 45 struct ocfs2_alloc_context *data_ac,
46 struct ocfs2_alloc_context *meta_ac, 46 struct ocfs2_alloc_context *meta_ac,
47 enum ocfs2_alloc_restarted *reason); 47 enum ocfs2_alloc_restarted *reason);
48int ocfs2_setattr(struct dentry *dentry, struct iattr *attr); 48int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
49int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry, 49int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
50 struct kstat *stat); 50 struct kstat *stat);
51int ocfs2_permission(struct inode *inode, int mask,
52 struct nameidata *nd);
51 53
52int ocfs2_set_inode_size(struct ocfs2_journal_handle *handle, 54int ocfs2_set_inode_size(handle_t *handle,
53 struct inode *inode, 55 struct inode *inode,
54 struct buffer_head *fe_bh, 56 struct buffer_head *fe_bh,
55 u64 new_i_size); 57 u64 new_i_size);
56 58
59int ocfs2_should_update_atime(struct inode *inode,
60 struct vfsmount *vfsmnt);
61int ocfs2_update_inode_atime(struct inode *inode,
62 struct buffer_head *bh);
63
57#endif /* OCFS2_FILE_H */ 64#endif /* OCFS2_FILE_H */
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 16e8e74dc966..42e361f3054f 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -360,7 +360,6 @@ int ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
360 inode); 360 inode);
361 361
362 ocfs2_set_inode_flags(inode); 362 ocfs2_set_inode_flags(inode);
363 inode->i_flags |= S_NOATIME;
364 363
365 status = 0; 364 status = 0;
366bail: 365bail:
@@ -441,7 +440,7 @@ static int ocfs2_read_locked_inode(struct inode *inode,
441 generation, inode); 440 generation, inode);
442 441
443 if (can_lock) { 442 if (can_lock) {
444 status = ocfs2_meta_lock(inode, NULL, NULL, 0); 443 status = ocfs2_meta_lock(inode, NULL, 0);
445 if (status) { 444 if (status) {
446 make_bad_inode(inode); 445 make_bad_inode(inode);
447 mlog_errno(status); 446 mlog_errno(status);
@@ -512,7 +511,7 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
512 struct buffer_head *fe_bh) 511 struct buffer_head *fe_bh)
513{ 512{
514 int status = 0; 513 int status = 0;
515 struct ocfs2_journal_handle *handle = NULL; 514 handle_t *handle = NULL;
516 struct ocfs2_truncate_context *tc = NULL; 515 struct ocfs2_truncate_context *tc = NULL;
517 struct ocfs2_dinode *fe; 516 struct ocfs2_dinode *fe;
518 517
@@ -524,7 +523,7 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
524 if (!fe->i_clusters) 523 if (!fe->i_clusters)
525 goto bail; 524 goto bail;
526 525
527 handle = ocfs2_start_trans(osb, handle, OCFS2_INODE_UPDATE_CREDITS); 526 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
528 if (IS_ERR(handle)) { 527 if (IS_ERR(handle)) {
529 status = PTR_ERR(handle); 528 status = PTR_ERR(handle);
530 handle = NULL; 529 handle = NULL;
@@ -538,7 +537,7 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
538 goto bail; 537 goto bail;
539 } 538 }
540 539
541 ocfs2_commit_trans(handle); 540 ocfs2_commit_trans(osb, handle);
542 handle = NULL; 541 handle = NULL;
543 542
544 status = ocfs2_prepare_truncate(osb, inode, fe_bh, &tc); 543 status = ocfs2_prepare_truncate(osb, inode, fe_bh, &tc);
@@ -554,7 +553,7 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
554 } 553 }
555bail: 554bail:
556 if (handle) 555 if (handle)
557 ocfs2_commit_trans(handle); 556 ocfs2_commit_trans(osb, handle);
558 557
559 mlog_exit(status); 558 mlog_exit(status);
560 return status; 559 return status;
@@ -568,7 +567,7 @@ static int ocfs2_remove_inode(struct inode *inode,
568 int status; 567 int status;
569 struct inode *inode_alloc_inode = NULL; 568 struct inode *inode_alloc_inode = NULL;
570 struct buffer_head *inode_alloc_bh = NULL; 569 struct buffer_head *inode_alloc_bh = NULL;
571 struct ocfs2_journal_handle *handle; 570 handle_t *handle;
572 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 571 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
573 struct ocfs2_dinode *di = (struct ocfs2_dinode *) di_bh->b_data; 572 struct ocfs2_dinode *di = (struct ocfs2_dinode *) di_bh->b_data;
574 573
@@ -582,7 +581,7 @@ static int ocfs2_remove_inode(struct inode *inode,
582 } 581 }
583 582
584 mutex_lock(&inode_alloc_inode->i_mutex); 583 mutex_lock(&inode_alloc_inode->i_mutex);
585 status = ocfs2_meta_lock(inode_alloc_inode, NULL, &inode_alloc_bh, 1); 584 status = ocfs2_meta_lock(inode_alloc_inode, &inode_alloc_bh, 1);
586 if (status < 0) { 585 if (status < 0) {
587 mutex_unlock(&inode_alloc_inode->i_mutex); 586 mutex_unlock(&inode_alloc_inode->i_mutex);
588 587
@@ -590,7 +589,7 @@ static int ocfs2_remove_inode(struct inode *inode,
590 goto bail; 589 goto bail;
591 } 590 }
592 591
593 handle = ocfs2_start_trans(osb, NULL, OCFS2_DELETE_INODE_CREDITS); 592 handle = ocfs2_start_trans(osb, OCFS2_DELETE_INODE_CREDITS);
594 if (IS_ERR(handle)) { 593 if (IS_ERR(handle)) {
595 status = PTR_ERR(handle); 594 status = PTR_ERR(handle);
596 mlog_errno(status); 595 mlog_errno(status);
@@ -629,7 +628,7 @@ static int ocfs2_remove_inode(struct inode *inode,
629 mlog_errno(status); 628 mlog_errno(status);
630 629
631bail_commit: 630bail_commit:
632 ocfs2_commit_trans(handle); 631 ocfs2_commit_trans(osb, handle);
633bail_unlock: 632bail_unlock:
634 ocfs2_meta_unlock(inode_alloc_inode, 1); 633 ocfs2_meta_unlock(inode_alloc_inode, 1);
635 mutex_unlock(&inode_alloc_inode->i_mutex); 634 mutex_unlock(&inode_alloc_inode->i_mutex);
@@ -705,7 +704,7 @@ static int ocfs2_wipe_inode(struct inode *inode,
705 * delete_inode operation. We do this now to avoid races with 704 * delete_inode operation. We do this now to avoid races with
706 * recovery completion on other nodes. */ 705 * recovery completion on other nodes. */
707 mutex_lock(&orphan_dir_inode->i_mutex); 706 mutex_lock(&orphan_dir_inode->i_mutex);
708 status = ocfs2_meta_lock(orphan_dir_inode, NULL, &orphan_dir_bh, 1); 707 status = ocfs2_meta_lock(orphan_dir_inode, &orphan_dir_bh, 1);
709 if (status < 0) { 708 if (status < 0) {
710 mutex_unlock(&orphan_dir_inode->i_mutex); 709 mutex_unlock(&orphan_dir_inode->i_mutex);
711 710
@@ -933,7 +932,7 @@ void ocfs2_delete_inode(struct inode *inode)
933 * allocation lock here as it won't be needed - nobody will 932 * allocation lock here as it won't be needed - nobody will
934 * have the file open. 933 * have the file open.
935 */ 934 */
936 status = ocfs2_meta_lock(inode, NULL, &di_bh, 1); 935 status = ocfs2_meta_lock(inode, &di_bh, 1);
937 if (status < 0) { 936 if (status < 0) {
938 if (status != -ENOENT) 937 if (status != -ENOENT)
939 mlog_errno(status); 938 mlog_errno(status);
@@ -1067,12 +1066,6 @@ void ocfs2_clear_inode(struct inode *inode)
1067 mlog_bug_on_msg(oi->ip_open_count, 1066 mlog_bug_on_msg(oi->ip_open_count,
1068 "Clear inode of %llu has open count %d\n", 1067 "Clear inode of %llu has open count %d\n",
1069 (unsigned long long)oi->ip_blkno, oi->ip_open_count); 1068 (unsigned long long)oi->ip_blkno, oi->ip_open_count);
1070 mlog_bug_on_msg(!list_empty(&oi->ip_handle_list),
1071 "Clear inode of %llu has non empty handle list\n",
1072 (unsigned long long)oi->ip_blkno);
1073 mlog_bug_on_msg(oi->ip_handle,
1074 "Clear inode of %llu has non empty handle pointer\n",
1075 (unsigned long long)oi->ip_blkno);
1076 1069
1077 /* Clear all other flags. */ 1070 /* Clear all other flags. */
1078 oi->ip_flags = OCFS2_INODE_CACHE_INLINE; 1071 oi->ip_flags = OCFS2_INODE_CACHE_INLINE;
@@ -1186,7 +1179,7 @@ int ocfs2_inode_revalidate(struct dentry *dentry)
1186 1179
1187 /* Let ocfs2_meta_lock do the work of updating our struct 1180 /* Let ocfs2_meta_lock do the work of updating our struct
1188 * inode for us. */ 1181 * inode for us. */
1189 status = ocfs2_meta_lock(inode, NULL, NULL, 0); 1182 status = ocfs2_meta_lock(inode, NULL, 0);
1190 if (status < 0) { 1183 if (status < 0) {
1191 if (status != -ENOENT) 1184 if (status != -ENOENT)
1192 mlog_errno(status); 1185 mlog_errno(status);
@@ -1204,7 +1197,7 @@ bail:
1204 * struct inode. 1197 * struct inode.
1205 * Only takes ip_lock. 1198 * Only takes ip_lock.
1206 */ 1199 */
1207int ocfs2_mark_inode_dirty(struct ocfs2_journal_handle *handle, 1200int ocfs2_mark_inode_dirty(handle_t *handle,
1208 struct inode *inode, 1201 struct inode *inode,
1209 struct buffer_head *bh) 1202 struct buffer_head *bh)
1210{ 1203{
diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index 9957810fdf85..46a378fbc40b 100644
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -48,13 +48,6 @@ struct ocfs2_inode_info
48 48
49 struct mutex ip_io_mutex; 49 struct mutex ip_io_mutex;
50 50
51 /* Used by the journalling code to attach an inode to a
52 * handle. These are protected by ip_io_mutex in order to lock
53 * out other I/O to the inode until we either commit or
54 * abort. */
55 struct list_head ip_handle_list;
56 struct ocfs2_journal_handle *ip_handle;
57
58 u32 ip_flags; /* see below */ 51 u32 ip_flags; /* see below */
59 u32 ip_attr; /* inode attributes */ 52 u32 ip_attr; /* inode attributes */
60 53
@@ -143,7 +136,7 @@ ssize_t ocfs2_rw_direct(int rw, struct file *filp, char *buf,
143void ocfs2_sync_blockdev(struct super_block *sb); 136void ocfs2_sync_blockdev(struct super_block *sb);
144void ocfs2_refresh_inode(struct inode *inode, 137void ocfs2_refresh_inode(struct inode *inode,
145 struct ocfs2_dinode *fe); 138 struct ocfs2_dinode *fe);
146int ocfs2_mark_inode_dirty(struct ocfs2_journal_handle *handle, 139int ocfs2_mark_inode_dirty(handle_t *handle,
147 struct inode *inode, 140 struct inode *inode,
148 struct buffer_head *bh); 141 struct buffer_head *bh);
149int ocfs2_aio_read(struct file *file, struct kiocb *req, struct iocb *iocb); 142int ocfs2_aio_read(struct file *file, struct kiocb *req, struct iocb *iocb);
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 3663cef80689..4768be5f3086 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -26,7 +26,7 @@ static int ocfs2_get_inode_attr(struct inode *inode, unsigned *flags)
26{ 26{
27 int status; 27 int status;
28 28
29 status = ocfs2_meta_lock(inode, NULL, NULL, 0); 29 status = ocfs2_meta_lock(inode, NULL, 0);
30 if (status < 0) { 30 if (status < 0) {
31 mlog_errno(status); 31 mlog_errno(status);
32 return status; 32 return status;
@@ -43,14 +43,14 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags,
43{ 43{
44 struct ocfs2_inode_info *ocfs2_inode = OCFS2_I(inode); 44 struct ocfs2_inode_info *ocfs2_inode = OCFS2_I(inode);
45 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 45 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
46 struct ocfs2_journal_handle *handle = NULL; 46 handle_t *handle = NULL;
47 struct buffer_head *bh = NULL; 47 struct buffer_head *bh = NULL;
48 unsigned oldflags; 48 unsigned oldflags;
49 int status; 49 int status;
50 50
51 mutex_lock(&inode->i_mutex); 51 mutex_lock(&inode->i_mutex);
52 52
53 status = ocfs2_meta_lock(inode, NULL, &bh, 1); 53 status = ocfs2_meta_lock(inode, &bh, 1);
54 if (status < 0) { 54 if (status < 0) {
55 mlog_errno(status); 55 mlog_errno(status);
56 goto bail; 56 goto bail;
@@ -67,7 +67,7 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags,
67 if (!S_ISDIR(inode->i_mode)) 67 if (!S_ISDIR(inode->i_mode))
68 flags &= ~OCFS2_DIRSYNC_FL; 68 flags &= ~OCFS2_DIRSYNC_FL;
69 69
70 handle = ocfs2_start_trans(osb, NULL, OCFS2_INODE_UPDATE_CREDITS); 70 handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
71 if (IS_ERR(handle)) { 71 if (IS_ERR(handle)) {
72 status = PTR_ERR(handle); 72 status = PTR_ERR(handle);
73 mlog_errno(status); 73 mlog_errno(status);
@@ -96,7 +96,7 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags,
96 if (status < 0) 96 if (status < 0)
97 mlog_errno(status); 97 mlog_errno(status);
98 98
99 ocfs2_commit_trans(handle); 99 ocfs2_commit_trans(osb, handle);
100bail_unlock: 100bail_unlock:
101 ocfs2_meta_unlock(inode, 1); 101 ocfs2_meta_unlock(inode, 1);
102bail: 102bail:
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index fd9734def551..c0ad7cb59521 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -57,9 +57,6 @@ static int ocfs2_recover_node(struct ocfs2_super *osb,
57static int __ocfs2_recovery_thread(void *arg); 57static int __ocfs2_recovery_thread(void *arg);
58static int ocfs2_commit_cache(struct ocfs2_super *osb); 58static int ocfs2_commit_cache(struct ocfs2_super *osb);
59static int ocfs2_wait_on_mount(struct ocfs2_super *osb); 59static int ocfs2_wait_on_mount(struct ocfs2_super *osb);
60static void ocfs2_handle_cleanup_locks(struct ocfs2_journal *journal,
61 struct ocfs2_journal_handle *handle);
62static void ocfs2_commit_unstarted_handle(struct ocfs2_journal_handle *handle);
63static int ocfs2_journal_toggle_dirty(struct ocfs2_super *osb, 60static int ocfs2_journal_toggle_dirty(struct ocfs2_super *osb,
64 int dirty); 61 int dirty);
65static int ocfs2_trylock_journal(struct ocfs2_super *osb, 62static int ocfs2_trylock_journal(struct ocfs2_super *osb,
@@ -113,46 +110,18 @@ finally:
113 return status; 110 return status;
114} 111}
115 112
116struct ocfs2_journal_handle *ocfs2_alloc_handle(struct ocfs2_super *osb)
117{
118 struct ocfs2_journal_handle *retval = NULL;
119
120 retval = kcalloc(1, sizeof(*retval), GFP_NOFS);
121 if (!retval) {
122 mlog(ML_ERROR, "Failed to allocate memory for journal "
123 "handle!\n");
124 return NULL;
125 }
126
127 retval->max_buffs = 0;
128 retval->num_locks = 0;
129 retval->k_handle = NULL;
130
131 INIT_LIST_HEAD(&retval->locks);
132 INIT_LIST_HEAD(&retval->inode_list);
133 retval->journal = osb->journal;
134
135 return retval;
136}
137
138/* pass it NULL and it will allocate a new handle object for you. If 113/* pass it NULL and it will allocate a new handle object for you. If
139 * you pass it a handle however, it may still return error, in which 114 * you pass it a handle however, it may still return error, in which
140 * case it has free'd the passed handle for you. */ 115 * case it has free'd the passed handle for you. */
141struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb, 116handle_t *ocfs2_start_trans(struct ocfs2_super *osb, int max_buffs)
142 struct ocfs2_journal_handle *handle,
143 int max_buffs)
144{ 117{
145 int ret;
146 journal_t *journal = osb->journal->j_journal; 118 journal_t *journal = osb->journal->j_journal;
147 119 handle_t *handle;
148 mlog_entry("(max_buffs = %d)\n", max_buffs);
149 120
150 BUG_ON(!osb || !osb->journal->j_journal); 121 BUG_ON(!osb || !osb->journal->j_journal);
151 122
152 if (ocfs2_is_hard_readonly(osb)) { 123 if (ocfs2_is_hard_readonly(osb))
153 ret = -EROFS; 124 return ERR_PTR(-EROFS);
154 goto done_free;
155 }
156 125
157 BUG_ON(osb->journal->j_state == OCFS2_JOURNAL_FREE); 126 BUG_ON(osb->journal->j_state == OCFS2_JOURNAL_FREE);
158 BUG_ON(max_buffs <= 0); 127 BUG_ON(max_buffs <= 0);
@@ -163,154 +132,39 @@ struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb,
163 BUG(); 132 BUG();
164 } 133 }
165 134
166 if (!handle)
167 handle = ocfs2_alloc_handle(osb);
168 if (!handle) {
169 ret = -ENOMEM;
170 mlog(ML_ERROR, "Failed to allocate memory for journal "
171 "handle!\n");
172 goto done_free;
173 }
174
175 handle->max_buffs = max_buffs;
176
177 down_read(&osb->journal->j_trans_barrier); 135 down_read(&osb->journal->j_trans_barrier);
178 136
179 /* actually start the transaction now */ 137 handle = journal_start(journal, max_buffs);
180 handle->k_handle = journal_start(journal, max_buffs); 138 if (IS_ERR(handle)) {
181 if (IS_ERR(handle->k_handle)) {
182 up_read(&osb->journal->j_trans_barrier); 139 up_read(&osb->journal->j_trans_barrier);
183 140
184 ret = PTR_ERR(handle->k_handle); 141 mlog_errno(PTR_ERR(handle));
185 handle->k_handle = NULL;
186 mlog_errno(ret);
187 142
188 if (is_journal_aborted(journal)) { 143 if (is_journal_aborted(journal)) {
189 ocfs2_abort(osb->sb, "Detected aborted journal"); 144 ocfs2_abort(osb->sb, "Detected aborted journal");
190 ret = -EROFS; 145 handle = ERR_PTR(-EROFS);
191 } 146 }
192 goto done_free; 147 } else
193 } 148 atomic_inc(&(osb->journal->j_num_trans));
194
195 atomic_inc(&(osb->journal->j_num_trans));
196 handle->flags |= OCFS2_HANDLE_STARTED;
197 149
198 mlog_exit_ptr(handle);
199 return handle; 150 return handle;
200
201done_free:
202 if (handle)
203 ocfs2_commit_unstarted_handle(handle); /* will kfree handle */
204
205 mlog_exit(ret);
206 return ERR_PTR(ret);
207}
208
209void ocfs2_handle_add_inode(struct ocfs2_journal_handle *handle,
210 struct inode *inode)
211{
212 BUG_ON(!handle);
213 BUG_ON(!inode);
214
215 atomic_inc(&inode->i_count);
216
217 /* we're obviously changing it... */
218 mutex_lock(&inode->i_mutex);
219
220 /* sanity check */
221 BUG_ON(OCFS2_I(inode)->ip_handle);
222 BUG_ON(!list_empty(&OCFS2_I(inode)->ip_handle_list));
223
224 OCFS2_I(inode)->ip_handle = handle;
225 list_move_tail(&(OCFS2_I(inode)->ip_handle_list), &(handle->inode_list));
226}
227
228static void ocfs2_handle_unlock_inodes(struct ocfs2_journal_handle *handle)
229{
230 struct list_head *p, *n;
231 struct inode *inode;
232 struct ocfs2_inode_info *oi;
233
234 list_for_each_safe(p, n, &handle->inode_list) {
235 oi = list_entry(p, struct ocfs2_inode_info,
236 ip_handle_list);
237 inode = &oi->vfs_inode;
238
239 OCFS2_I(inode)->ip_handle = NULL;
240 list_del_init(&OCFS2_I(inode)->ip_handle_list);
241
242 mutex_unlock(&inode->i_mutex);
243 iput(inode);
244 }
245}
246
247/* This is trivial so we do it out of the main commit
248 * paths. Beware, it can be called from start_trans too! */
249static void ocfs2_commit_unstarted_handle(struct ocfs2_journal_handle *handle)
250{
251 mlog_entry_void();
252
253 BUG_ON(handle->flags & OCFS2_HANDLE_STARTED);
254
255 ocfs2_handle_unlock_inodes(handle);
256 /* You are allowed to add journal locks before the transaction
257 * has started. */
258 ocfs2_handle_cleanup_locks(handle->journal, handle);
259
260 kfree(handle);
261
262 mlog_exit_void();
263} 151}
264 152
265void ocfs2_commit_trans(struct ocfs2_journal_handle *handle) 153int ocfs2_commit_trans(struct ocfs2_super *osb,
154 handle_t *handle)
266{ 155{
267 handle_t *jbd_handle; 156 int ret;
268 int retval; 157 struct ocfs2_journal *journal = osb->journal;
269 struct ocfs2_journal *journal = handle->journal;
270
271 mlog_entry_void();
272 158
273 BUG_ON(!handle); 159 BUG_ON(!handle);
274 160
275 if (!(handle->flags & OCFS2_HANDLE_STARTED)) { 161 ret = journal_stop(handle);
276 ocfs2_commit_unstarted_handle(handle); 162 if (ret < 0)
277 mlog_exit_void(); 163 mlog_errno(ret);
278 return;
279 }
280
281 /* release inode semaphores we took during this transaction */
282 ocfs2_handle_unlock_inodes(handle);
283
284 /* ocfs2_extend_trans may have had to call journal_restart
285 * which will always commit the transaction, but may return
286 * error for any number of reasons. If this is the case, we
287 * clear k_handle as it's not valid any more. */
288 if (handle->k_handle) {
289 jbd_handle = handle->k_handle;
290
291 if (handle->flags & OCFS2_HANDLE_SYNC)
292 jbd_handle->h_sync = 1;
293 else
294 jbd_handle->h_sync = 0;
295
296 /* actually stop the transaction. if we've set h_sync,
297 * it'll have been committed when we return */
298 retval = journal_stop(jbd_handle);
299 if (retval < 0) {
300 mlog_errno(retval);
301 mlog(ML_ERROR, "Could not commit transaction\n");
302 BUG();
303 }
304
305 handle->k_handle = NULL; /* it's been free'd in journal_stop */
306 }
307
308 ocfs2_handle_cleanup_locks(journal, handle);
309 164
310 up_read(&journal->j_trans_barrier); 165 up_read(&journal->j_trans_barrier);
311 166
312 kfree(handle); 167 return ret;
313 mlog_exit_void();
314} 168}
315 169
316/* 170/*
@@ -326,20 +180,18 @@ void ocfs2_commit_trans(struct ocfs2_journal_handle *handle)
326 * good because transaction ids haven't yet been recorded on the 180 * good because transaction ids haven't yet been recorded on the
327 * cluster locks associated with this handle. 181 * cluster locks associated with this handle.
328 */ 182 */
329int ocfs2_extend_trans(struct ocfs2_journal_handle *handle, 183int ocfs2_extend_trans(handle_t *handle, int nblocks)
330 int nblocks)
331{ 184{
332 int status; 185 int status;
333 186
334 BUG_ON(!handle); 187 BUG_ON(!handle);
335 BUG_ON(!(handle->flags & OCFS2_HANDLE_STARTED));
336 BUG_ON(!nblocks); 188 BUG_ON(!nblocks);
337 189
338 mlog_entry_void(); 190 mlog_entry_void();
339 191
340 mlog(0, "Trying to extend transaction by %d blocks\n", nblocks); 192 mlog(0, "Trying to extend transaction by %d blocks\n", nblocks);
341 193
342 status = journal_extend(handle->k_handle, nblocks); 194 status = journal_extend(handle, nblocks);
343 if (status < 0) { 195 if (status < 0) {
344 mlog_errno(status); 196 mlog_errno(status);
345 goto bail; 197 goto bail;
@@ -347,15 +199,12 @@ int ocfs2_extend_trans(struct ocfs2_journal_handle *handle,
347 199
348 if (status > 0) { 200 if (status > 0) {
349 mlog(0, "journal_extend failed, trying journal_restart\n"); 201 mlog(0, "journal_extend failed, trying journal_restart\n");
350 status = journal_restart(handle->k_handle, nblocks); 202 status = journal_restart(handle, nblocks);
351 if (status < 0) { 203 if (status < 0) {
352 handle->k_handle = NULL;
353 mlog_errno(status); 204 mlog_errno(status);
354 goto bail; 205 goto bail;
355 } 206 }
356 handle->max_buffs = nblocks; 207 }
357 } else
358 handle->max_buffs += nblocks;
359 208
360 status = 0; 209 status = 0;
361bail: 210bail:
@@ -364,7 +213,7 @@ bail:
364 return status; 213 return status;
365} 214}
366 215
367int ocfs2_journal_access(struct ocfs2_journal_handle *handle, 216int ocfs2_journal_access(handle_t *handle,
368 struct inode *inode, 217 struct inode *inode,
369 struct buffer_head *bh, 218 struct buffer_head *bh,
370 int type) 219 int type)
@@ -374,7 +223,6 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle,
374 BUG_ON(!inode); 223 BUG_ON(!inode);
375 BUG_ON(!handle); 224 BUG_ON(!handle);
376 BUG_ON(!bh); 225 BUG_ON(!bh);
377 BUG_ON(!(handle->flags & OCFS2_HANDLE_STARTED));
378 226
379 mlog_entry("bh->b_blocknr=%llu, type=%d (\"%s\"), bh->b_size = %zu\n", 227 mlog_entry("bh->b_blocknr=%llu, type=%d (\"%s\"), bh->b_size = %zu\n",
380 (unsigned long long)bh->b_blocknr, type, 228 (unsigned long long)bh->b_blocknr, type,
@@ -403,11 +251,11 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle,
403 switch (type) { 251 switch (type) {
404 case OCFS2_JOURNAL_ACCESS_CREATE: 252 case OCFS2_JOURNAL_ACCESS_CREATE:
405 case OCFS2_JOURNAL_ACCESS_WRITE: 253 case OCFS2_JOURNAL_ACCESS_WRITE:
406 status = journal_get_write_access(handle->k_handle, bh); 254 status = journal_get_write_access(handle, bh);
407 break; 255 break;
408 256
409 case OCFS2_JOURNAL_ACCESS_UNDO: 257 case OCFS2_JOURNAL_ACCESS_UNDO:
410 status = journal_get_undo_access(handle->k_handle, bh); 258 status = journal_get_undo_access(handle, bh);
411 break; 259 break;
412 260
413 default: 261 default:
@@ -424,17 +272,15 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle,
424 return status; 272 return status;
425} 273}
426 274
427int ocfs2_journal_dirty(struct ocfs2_journal_handle *handle, 275int ocfs2_journal_dirty(handle_t *handle,
428 struct buffer_head *bh) 276 struct buffer_head *bh)
429{ 277{
430 int status; 278 int status;
431 279
432 BUG_ON(!(handle->flags & OCFS2_HANDLE_STARTED));
433
434 mlog_entry("(bh->b_blocknr=%llu)\n", 280 mlog_entry("(bh->b_blocknr=%llu)\n",
435 (unsigned long long)bh->b_blocknr); 281 (unsigned long long)bh->b_blocknr);
436 282
437 status = journal_dirty_metadata(handle->k_handle, bh); 283 status = journal_dirty_metadata(handle, bh);
438 if (status < 0) 284 if (status < 0)
439 mlog(ML_ERROR, "Could not dirty metadata buffer. " 285 mlog(ML_ERROR, "Could not dirty metadata buffer. "
440 "(bh->b_blocknr=%llu)\n", 286 "(bh->b_blocknr=%llu)\n",
@@ -456,59 +302,6 @@ int ocfs2_journal_dirty_data(handle_t *handle,
456 return err; 302 return err;
457} 303}
458 304
459/* We always assume you're adding a metadata lock at level 'ex' */
460int ocfs2_handle_add_lock(struct ocfs2_journal_handle *handle,
461 struct inode *inode)
462{
463 int status;
464 struct ocfs2_journal_lock *lock;
465
466 BUG_ON(!inode);
467
468 lock = kmem_cache_alloc(ocfs2_lock_cache, GFP_NOFS);
469 if (!lock) {
470 status = -ENOMEM;
471 mlog_errno(-ENOMEM);
472 goto bail;
473 }
474
475 if (!igrab(inode))
476 BUG();
477 lock->jl_inode = inode;
478
479 list_add_tail(&(lock->jl_lock_list), &(handle->locks));
480 handle->num_locks++;
481
482 status = 0;
483bail:
484 mlog_exit(status);
485 return status;
486}
487
488static void ocfs2_handle_cleanup_locks(struct ocfs2_journal *journal,
489 struct ocfs2_journal_handle *handle)
490{
491 struct list_head *p, *n;
492 struct ocfs2_journal_lock *lock;
493 struct inode *inode;
494
495 list_for_each_safe(p, n, &(handle->locks)) {
496 lock = list_entry(p, struct ocfs2_journal_lock,
497 jl_lock_list);
498 list_del(&lock->jl_lock_list);
499 handle->num_locks--;
500
501 inode = lock->jl_inode;
502 ocfs2_meta_unlock(inode, 1);
503 if (atomic_read(&inode->i_count) == 1)
504 mlog(ML_ERROR,
505 "Inode %llu, I'm doing a last iput for!",
506 (unsigned long long)OCFS2_I(inode)->ip_blkno);
507 iput(inode);
508 kmem_cache_free(ocfs2_lock_cache, lock);
509 }
510}
511
512#define OCFS2_DEFAULT_COMMIT_INTERVAL (HZ * 5) 305#define OCFS2_DEFAULT_COMMIT_INTERVAL (HZ * 5)
513 306
514void ocfs2_set_journal_params(struct ocfs2_super *osb) 307void ocfs2_set_journal_params(struct ocfs2_super *osb)
@@ -562,8 +355,7 @@ int ocfs2_journal_init(struct ocfs2_journal *journal, int *dirty)
562 /* Skip recovery waits here - journal inode metadata never 355 /* Skip recovery waits here - journal inode metadata never
563 * changes in a live cluster so it can be considered an 356 * changes in a live cluster so it can be considered an
564 * exception to the rule. */ 357 * exception to the rule. */
565 status = ocfs2_meta_lock_full(inode, NULL, &bh, 1, 358 status = ocfs2_meta_lock_full(inode, &bh, 1, OCFS2_META_LOCK_RECOVERY);
566 OCFS2_META_LOCK_RECOVERY);
567 if (status < 0) { 359 if (status < 0) {
568 if (status != -ERESTARTSYS) 360 if (status != -ERESTARTSYS)
569 mlog(ML_ERROR, "Could not get lock on journal!\n"); 361 mlog(ML_ERROR, "Could not get lock on journal!\n");
@@ -1160,8 +952,7 @@ static int ocfs2_replay_journal(struct ocfs2_super *osb,
1160 } 952 }
1161 SET_INODE_JOURNAL(inode); 953 SET_INODE_JOURNAL(inode);
1162 954
1163 status = ocfs2_meta_lock_full(inode, NULL, &bh, 1, 955 status = ocfs2_meta_lock_full(inode, &bh, 1, OCFS2_META_LOCK_RECOVERY);
1164 OCFS2_META_LOCK_RECOVERY);
1165 if (status < 0) { 956 if (status < 0) {
1166 mlog(0, "status returned from ocfs2_meta_lock=%d\n", status); 957 mlog(0, "status returned from ocfs2_meta_lock=%d\n", status);
1167 if (status != -ERESTARTSYS) 958 if (status != -ERESTARTSYS)
@@ -1350,7 +1141,7 @@ static int ocfs2_trylock_journal(struct ocfs2_super *osb,
1350 SET_INODE_JOURNAL(inode); 1141 SET_INODE_JOURNAL(inode);
1351 1142
1352 flags = OCFS2_META_LOCK_RECOVERY | OCFS2_META_LOCK_NOQUEUE; 1143 flags = OCFS2_META_LOCK_RECOVERY | OCFS2_META_LOCK_NOQUEUE;
1353 status = ocfs2_meta_lock_full(inode, NULL, NULL, 1, flags); 1144 status = ocfs2_meta_lock_full(inode, NULL, 1, flags);
1354 if (status < 0) { 1145 if (status < 0) {
1355 if (status != -EAGAIN) 1146 if (status != -EAGAIN)
1356 mlog_errno(status); 1147 mlog_errno(status);
@@ -1433,7 +1224,7 @@ static int ocfs2_queue_orphans(struct ocfs2_super *osb,
1433 } 1224 }
1434 1225
1435 mutex_lock(&orphan_dir_inode->i_mutex); 1226 mutex_lock(&orphan_dir_inode->i_mutex);
1436 status = ocfs2_meta_lock(orphan_dir_inode, NULL, NULL, 0); 1227 status = ocfs2_meta_lock(orphan_dir_inode, NULL, 0);
1437 if (status < 0) { 1228 if (status < 0) {
1438 mlog_errno(status); 1229 mlog_errno(status);
1439 goto out; 1230 goto out;
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index 2f3a6acdac45..d86cb960b7ec 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -37,7 +37,6 @@ enum ocfs2_journal_state {
37 37
38struct ocfs2_super; 38struct ocfs2_super;
39struct ocfs2_dinode; 39struct ocfs2_dinode;
40struct ocfs2_journal_handle;
41 40
42struct ocfs2_journal { 41struct ocfs2_journal {
43 enum ocfs2_journal_state j_state; /* Journals current state */ 42 enum ocfs2_journal_state j_state; /* Journals current state */
@@ -133,44 +132,6 @@ static inline void ocfs2_inode_set_new(struct ocfs2_super *osb,
133 spin_unlock(&trans_inc_lock); 132 spin_unlock(&trans_inc_lock);
134} 133}
135 134
136extern kmem_cache_t *ocfs2_lock_cache;
137
138struct ocfs2_journal_lock {
139 struct inode *jl_inode;
140 struct list_head jl_lock_list;
141};
142
143struct ocfs2_journal_handle {
144 handle_t *k_handle; /* kernel handle. */
145 struct ocfs2_journal *journal;
146 u32 flags; /* see flags below. */
147 int max_buffs; /* Buffs reserved by this handle */
148
149 /* The following two fields are for ocfs2_handle_add_lock */
150 int num_locks;
151 struct list_head locks; /* A bunch of locks to
152 * release on commit. This
153 * should be a list_head */
154
155 struct list_head inode_list;
156};
157
158#define OCFS2_HANDLE_STARTED 1
159/* should we sync-commit this handle? */
160#define OCFS2_HANDLE_SYNC 2
161static inline int ocfs2_handle_started(struct ocfs2_journal_handle *handle)
162{
163 return handle->flags & OCFS2_HANDLE_STARTED;
164}
165
166static inline void ocfs2_handle_set_sync(struct ocfs2_journal_handle *handle, int sync)
167{
168 if (sync)
169 handle->flags |= OCFS2_HANDLE_SYNC;
170 else
171 handle->flags &= ~OCFS2_HANDLE_SYNC;
172}
173
174/* Exported only for the journal struct init code in super.c. Do not call. */ 135/* Exported only for the journal struct init code in super.c. Do not call. */
175void ocfs2_complete_recovery(void *data); 136void ocfs2_complete_recovery(void *data);
176 137
@@ -231,15 +192,14 @@ static inline void ocfs2_checkpoint_inode(struct inode *inode)
231 * Transaction Handling: 192 * Transaction Handling:
232 * Manage the lifetime of a transaction handle. 193 * Manage the lifetime of a transaction handle.
233 * 194 *
234 * ocfs2_alloc_handle - Only allocate a handle so we can start putting
235 * cluster locks on it. To actually change blocks,
236 * call ocfs2_start_trans with the handle returned
237 * from this function. You may call ocfs2_commit_trans
238 * at any time in the lifetime of a handle.
239 * ocfs2_start_trans - Begin a transaction. Give it an upper estimate of 195 * ocfs2_start_trans - Begin a transaction. Give it an upper estimate of
240 * the number of blocks that will be changed during 196 * the number of blocks that will be changed during
241 * this handle. 197 * this handle.
242 * ocfs2_commit_trans - Complete a handle. 198 * ocfs2_commit_trans - Complete a handle. It might return -EIO if
199 * the journal was aborted. The majority of paths don't
200 * check the return value as an error there comes too
201 * late to do anything (and will be picked up in a
202 * later transaction).
243 * ocfs2_extend_trans - Extend a handle by nblocks credits. This may 203 * ocfs2_extend_trans - Extend a handle by nblocks credits. This may
244 * commit the handle to disk in the process, but will 204 * commit the handle to disk in the process, but will
245 * not release any locks taken during the transaction. 205 * not release any locks taken during the transaction.
@@ -249,24 +209,16 @@ static inline void ocfs2_checkpoint_inode(struct inode *inode)
249 * ocfs2_journal_dirty - Mark a journalled buffer as having dirty data. 209 * ocfs2_journal_dirty - Mark a journalled buffer as having dirty data.
250 * ocfs2_journal_dirty_data - Indicate that a data buffer should go out before 210 * ocfs2_journal_dirty_data - Indicate that a data buffer should go out before
251 * the current handle commits. 211 * the current handle commits.
252 * ocfs2_handle_add_lock - Sometimes we need to delay lock release
253 * until after a transaction has been completed. Use
254 * ocfs2_handle_add_lock to indicate that a lock needs
255 * to be released at the end of that handle. Locks
256 * will be released in the order that they are added.
257 * ocfs2_handle_add_inode - Add a locked inode to a transaction.
258 */ 212 */
259 213
260/* You must always start_trans with a number of buffs > 0, but it's 214/* You must always start_trans with a number of buffs > 0, but it's
261 * perfectly legal to go through an entire transaction without having 215 * perfectly legal to go through an entire transaction without having
262 * dirtied any buffers. */ 216 * dirtied any buffers. */
263struct ocfs2_journal_handle *ocfs2_alloc_handle(struct ocfs2_super *osb); 217handle_t *ocfs2_start_trans(struct ocfs2_super *osb,
264struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb,
265 struct ocfs2_journal_handle *handle,
266 int max_buffs); 218 int max_buffs);
267void ocfs2_commit_trans(struct ocfs2_journal_handle *handle); 219int ocfs2_commit_trans(struct ocfs2_super *osb,
268int ocfs2_extend_trans(struct ocfs2_journal_handle *handle, 220 handle_t *handle);
269 int nblocks); 221int ocfs2_extend_trans(handle_t *handle, int nblocks);
270 222
271/* 223/*
272 * Create access is for when we get a newly created buffer and we're 224 * Create access is for when we get a newly created buffer and we're
@@ -283,7 +235,7 @@ int ocfs2_extend_trans(struct ocfs2_journal_handle *handle,
283#define OCFS2_JOURNAL_ACCESS_WRITE 1 235#define OCFS2_JOURNAL_ACCESS_WRITE 1
284#define OCFS2_JOURNAL_ACCESS_UNDO 2 236#define OCFS2_JOURNAL_ACCESS_UNDO 2
285 237
286int ocfs2_journal_access(struct ocfs2_journal_handle *handle, 238int ocfs2_journal_access(handle_t *handle,
287 struct inode *inode, 239 struct inode *inode,
288 struct buffer_head *bh, 240 struct buffer_head *bh,
289 int type); 241 int type);
@@ -306,18 +258,10 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle,
306 * <modify the bh> 258 * <modify the bh>
307 * ocfs2_journal_dirty(handle, bh); 259 * ocfs2_journal_dirty(handle, bh);
308 */ 260 */
309int ocfs2_journal_dirty(struct ocfs2_journal_handle *handle, 261int ocfs2_journal_dirty(handle_t *handle,
310 struct buffer_head *bh); 262 struct buffer_head *bh);
311int ocfs2_journal_dirty_data(handle_t *handle, 263int ocfs2_journal_dirty_data(handle_t *handle,
312 struct buffer_head *bh); 264 struct buffer_head *bh);
313int ocfs2_handle_add_lock(struct ocfs2_journal_handle *handle,
314 struct inode *inode);
315/*
316 * Use this to protect from other processes reading buffer state while
317 * it's in flight.
318 */
319void ocfs2_handle_add_inode(struct ocfs2_journal_handle *handle,
320 struct inode *inode);
321 265
322/* 266/*
323 * Credit Macros: 267 * Credit Macros:
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index 1f17a4d08287..698d79a74ef8 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -58,19 +58,18 @@ static int ocfs2_local_alloc_find_clear_bits(struct ocfs2_super *osb,
58static void ocfs2_clear_local_alloc(struct ocfs2_dinode *alloc); 58static void ocfs2_clear_local_alloc(struct ocfs2_dinode *alloc);
59 59
60static int ocfs2_sync_local_to_main(struct ocfs2_super *osb, 60static int ocfs2_sync_local_to_main(struct ocfs2_super *osb,
61 struct ocfs2_journal_handle *handle, 61 handle_t *handle,
62 struct ocfs2_dinode *alloc, 62 struct ocfs2_dinode *alloc,
63 struct inode *main_bm_inode, 63 struct inode *main_bm_inode,
64 struct buffer_head *main_bm_bh); 64 struct buffer_head *main_bm_bh);
65 65
66static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb, 66static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb,
67 struct ocfs2_journal_handle *handle,
68 struct ocfs2_alloc_context **ac, 67 struct ocfs2_alloc_context **ac,
69 struct inode **bitmap_inode, 68 struct inode **bitmap_inode,
70 struct buffer_head **bitmap_bh); 69 struct buffer_head **bitmap_bh);
71 70
72static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb, 71static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb,
73 struct ocfs2_journal_handle *handle, 72 handle_t *handle,
74 struct ocfs2_alloc_context *ac); 73 struct ocfs2_alloc_context *ac);
75 74
76static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb, 75static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb,
@@ -196,7 +195,7 @@ bail:
196void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb) 195void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
197{ 196{
198 int status; 197 int status;
199 struct ocfs2_journal_handle *handle = NULL; 198 handle_t *handle;
200 struct inode *local_alloc_inode = NULL; 199 struct inode *local_alloc_inode = NULL;
201 struct buffer_head *bh = NULL; 200 struct buffer_head *bh = NULL;
202 struct buffer_head *main_bm_bh = NULL; 201 struct buffer_head *main_bm_bh = NULL;
@@ -207,7 +206,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
207 mlog_entry_void(); 206 mlog_entry_void();
208 207
209 if (osb->local_alloc_state == OCFS2_LA_UNUSED) 208 if (osb->local_alloc_state == OCFS2_LA_UNUSED)
210 goto bail; 209 goto out;
211 210
212 local_alloc_inode = 211 local_alloc_inode =
213 ocfs2_get_system_file_inode(osb, 212 ocfs2_get_system_file_inode(osb,
@@ -216,40 +215,34 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
216 if (!local_alloc_inode) { 215 if (!local_alloc_inode) {
217 status = -ENOENT; 216 status = -ENOENT;
218 mlog_errno(status); 217 mlog_errno(status);
219 goto bail; 218 goto out;
220 } 219 }
221 220
222 osb->local_alloc_state = OCFS2_LA_DISABLED; 221 osb->local_alloc_state = OCFS2_LA_DISABLED;
223 222
224 handle = ocfs2_alloc_handle(osb);
225 if (!handle) {
226 status = -ENOMEM;
227 mlog_errno(status);
228 goto bail;
229 }
230
231 main_bm_inode = ocfs2_get_system_file_inode(osb, 223 main_bm_inode = ocfs2_get_system_file_inode(osb,
232 GLOBAL_BITMAP_SYSTEM_INODE, 224 GLOBAL_BITMAP_SYSTEM_INODE,
233 OCFS2_INVALID_SLOT); 225 OCFS2_INVALID_SLOT);
234 if (!main_bm_inode) { 226 if (!main_bm_inode) {
235 status = -EINVAL; 227 status = -EINVAL;
236 mlog_errno(status); 228 mlog_errno(status);
237 goto bail; 229 goto out;
238 } 230 }
239 231
240 ocfs2_handle_add_inode(handle, main_bm_inode); 232 mutex_lock(&main_bm_inode->i_mutex);
241 status = ocfs2_meta_lock(main_bm_inode, handle, &main_bm_bh, 1); 233
234 status = ocfs2_meta_lock(main_bm_inode, &main_bm_bh, 1);
242 if (status < 0) { 235 if (status < 0) {
243 mlog_errno(status); 236 mlog_errno(status);
244 goto bail; 237 goto out_mutex;
245 } 238 }
246 239
247 /* WINDOW_MOVE_CREDITS is a bit heavy... */ 240 /* WINDOW_MOVE_CREDITS is a bit heavy... */
248 handle = ocfs2_start_trans(osb, handle, OCFS2_WINDOW_MOVE_CREDITS); 241 handle = ocfs2_start_trans(osb, OCFS2_WINDOW_MOVE_CREDITS);
249 if (IS_ERR(handle)) { 242 if (IS_ERR(handle)) {
250 mlog_errno(PTR_ERR(handle)); 243 mlog_errno(PTR_ERR(handle));
251 handle = NULL; 244 handle = NULL;
252 goto bail; 245 goto out_unlock;
253 } 246 }
254 247
255 bh = osb->local_alloc_bh; 248 bh = osb->local_alloc_bh;
@@ -258,7 +251,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
258 alloc_copy = kmalloc(bh->b_size, GFP_KERNEL); 251 alloc_copy = kmalloc(bh->b_size, GFP_KERNEL);
259 if (!alloc_copy) { 252 if (!alloc_copy) {
260 status = -ENOMEM; 253 status = -ENOMEM;
261 goto bail; 254 goto out_commit;
262 } 255 }
263 memcpy(alloc_copy, alloc, bh->b_size); 256 memcpy(alloc_copy, alloc, bh->b_size);
264 257
@@ -266,7 +259,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
266 OCFS2_JOURNAL_ACCESS_WRITE); 259 OCFS2_JOURNAL_ACCESS_WRITE);
267 if (status < 0) { 260 if (status < 0) {
268 mlog_errno(status); 261 mlog_errno(status);
269 goto bail; 262 goto out_commit;
270 } 263 }
271 264
272 ocfs2_clear_local_alloc(alloc); 265 ocfs2_clear_local_alloc(alloc);
@@ -274,7 +267,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
274 status = ocfs2_journal_dirty(handle, bh); 267 status = ocfs2_journal_dirty(handle, bh);
275 if (status < 0) { 268 if (status < 0) {
276 mlog_errno(status); 269 mlog_errno(status);
277 goto bail; 270 goto out_commit;
278 } 271 }
279 272
280 brelse(bh); 273 brelse(bh);
@@ -286,16 +279,20 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
286 if (status < 0) 279 if (status < 0)
287 mlog_errno(status); 280 mlog_errno(status);
288 281
289bail: 282out_commit:
290 if (handle) 283 ocfs2_commit_trans(osb, handle);
291 ocfs2_commit_trans(handle);
292 284
285out_unlock:
293 if (main_bm_bh) 286 if (main_bm_bh)
294 brelse(main_bm_bh); 287 brelse(main_bm_bh);
295 288
296 if (main_bm_inode) 289 ocfs2_meta_unlock(main_bm_inode, 1);
297 iput(main_bm_inode);
298 290
291out_mutex:
292 mutex_unlock(&main_bm_inode->i_mutex);
293 iput(main_bm_inode);
294
295out:
299 if (local_alloc_inode) 296 if (local_alloc_inode)
300 iput(local_alloc_inode); 297 iput(local_alloc_inode);
301 298
@@ -385,61 +382,59 @@ int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
385 struct ocfs2_dinode *alloc) 382 struct ocfs2_dinode *alloc)
386{ 383{
387 int status; 384 int status;
388 struct ocfs2_journal_handle *handle = NULL; 385 handle_t *handle;
389 struct buffer_head *main_bm_bh = NULL; 386 struct buffer_head *main_bm_bh = NULL;
390 struct inode *main_bm_inode = NULL; 387 struct inode *main_bm_inode;
391 388
392 mlog_entry_void(); 389 mlog_entry_void();
393 390
394 handle = ocfs2_alloc_handle(osb);
395 if (!handle) {
396 status = -ENOMEM;
397 mlog_errno(status);
398 goto bail;
399 }
400
401 main_bm_inode = ocfs2_get_system_file_inode(osb, 391 main_bm_inode = ocfs2_get_system_file_inode(osb,
402 GLOBAL_BITMAP_SYSTEM_INODE, 392 GLOBAL_BITMAP_SYSTEM_INODE,
403 OCFS2_INVALID_SLOT); 393 OCFS2_INVALID_SLOT);
404 if (!main_bm_inode) { 394 if (!main_bm_inode) {
405 status = -EINVAL; 395 status = -EINVAL;
406 mlog_errno(status); 396 mlog_errno(status);
407 goto bail; 397 goto out;
408 } 398 }
409 399
410 ocfs2_handle_add_inode(handle, main_bm_inode); 400 mutex_lock(&main_bm_inode->i_mutex);
411 status = ocfs2_meta_lock(main_bm_inode, handle, &main_bm_bh, 1); 401
402 status = ocfs2_meta_lock(main_bm_inode, &main_bm_bh, 1);
412 if (status < 0) { 403 if (status < 0) {
413 mlog_errno(status); 404 mlog_errno(status);
414 goto bail; 405 goto out_mutex;
415 } 406 }
416 407
417 handle = ocfs2_start_trans(osb, handle, OCFS2_WINDOW_MOVE_CREDITS); 408 handle = ocfs2_start_trans(osb, OCFS2_WINDOW_MOVE_CREDITS);
418 if (IS_ERR(handle)) { 409 if (IS_ERR(handle)) {
419 status = PTR_ERR(handle); 410 status = PTR_ERR(handle);
420 handle = NULL; 411 handle = NULL;
421 mlog_errno(status); 412 mlog_errno(status);
422 goto bail; 413 goto out_unlock;
423 } 414 }
424 415
425 /* we want the bitmap change to be recorded on disk asap */ 416 /* we want the bitmap change to be recorded on disk asap */
426 ocfs2_handle_set_sync(handle, 1); 417 handle->h_sync = 1;
427 418
428 status = ocfs2_sync_local_to_main(osb, handle, alloc, 419 status = ocfs2_sync_local_to_main(osb, handle, alloc,
429 main_bm_inode, main_bm_bh); 420 main_bm_inode, main_bm_bh);
430 if (status < 0) 421 if (status < 0)
431 mlog_errno(status); 422 mlog_errno(status);
432 423
433bail: 424 ocfs2_commit_trans(osb, handle);
434 if (handle) 425
435 ocfs2_commit_trans(handle); 426out_unlock:
427 ocfs2_meta_unlock(main_bm_inode, 1);
428
429out_mutex:
430 mutex_unlock(&main_bm_inode->i_mutex);
436 431
437 if (main_bm_bh) 432 if (main_bm_bh)
438 brelse(main_bm_bh); 433 brelse(main_bm_bh);
439 434
440 if (main_bm_inode) 435 iput(main_bm_inode);
441 iput(main_bm_inode);
442 436
437out:
443 mlog_exit(status); 438 mlog_exit(status);
444 return status; 439 return status;
445} 440}
@@ -452,7 +447,6 @@ bail:
452 * our own in order to shift windows. 447 * our own in order to shift windows.
453 */ 448 */
454int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, 449int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
455 struct ocfs2_journal_handle *passed_handle,
456 u32 bits_wanted, 450 u32 bits_wanted,
457 struct ocfs2_alloc_context *ac) 451 struct ocfs2_alloc_context *ac)
458{ 452{
@@ -463,9 +457,7 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
463 457
464 mlog_entry_void(); 458 mlog_entry_void();
465 459
466 BUG_ON(!passed_handle);
467 BUG_ON(!ac); 460 BUG_ON(!ac);
468 BUG_ON(passed_handle->flags & OCFS2_HANDLE_STARTED);
469 461
470 local_alloc_inode = 462 local_alloc_inode =
471 ocfs2_get_system_file_inode(osb, 463 ocfs2_get_system_file_inode(osb,
@@ -476,7 +468,11 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
476 mlog_errno(status); 468 mlog_errno(status);
477 goto bail; 469 goto bail;
478 } 470 }
479 ocfs2_handle_add_inode(passed_handle, local_alloc_inode); 471
472 mutex_lock(&local_alloc_inode->i_mutex);
473
474 ac->ac_inode = local_alloc_inode;
475 ac->ac_which = OCFS2_AC_USE_LOCAL;
480 476
481 if (osb->local_alloc_state != OCFS2_LA_ENABLED) { 477 if (osb->local_alloc_state != OCFS2_LA_ENABLED) {
482 status = -ENOSPC; 478 status = -ENOSPC;
@@ -515,21 +511,17 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
515 } 511 }
516 } 512 }
517 513
518 ac->ac_inode = igrab(local_alloc_inode);
519 get_bh(osb->local_alloc_bh); 514 get_bh(osb->local_alloc_bh);
520 ac->ac_bh = osb->local_alloc_bh; 515 ac->ac_bh = osb->local_alloc_bh;
521 ac->ac_which = OCFS2_AC_USE_LOCAL;
522 status = 0; 516 status = 0;
523bail: 517bail:
524 if (local_alloc_inode)
525 iput(local_alloc_inode);
526 518
527 mlog_exit(status); 519 mlog_exit(status);
528 return status; 520 return status;
529} 521}
530 522
531int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb, 523int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
532 struct ocfs2_journal_handle *handle, 524 handle_t *handle,
533 struct ocfs2_alloc_context *ac, 525 struct ocfs2_alloc_context *ac,
534 u32 min_bits, 526 u32 min_bits,
535 u32 *bit_off, 527 u32 *bit_off,
@@ -707,7 +699,7 @@ static void ocfs2_verify_zero_bits(unsigned long *bitmap,
707 * passed is used for caching. 699 * passed is used for caching.
708 */ 700 */
709static int ocfs2_sync_local_to_main(struct ocfs2_super *osb, 701static int ocfs2_sync_local_to_main(struct ocfs2_super *osb,
710 struct ocfs2_journal_handle *handle, 702 handle_t *handle,
711 struct ocfs2_dinode *alloc, 703 struct ocfs2_dinode *alloc,
712 struct inode *main_bm_inode, 704 struct inode *main_bm_inode,
713 struct buffer_head *main_bm_bh) 705 struct buffer_head *main_bm_bh)
@@ -778,7 +770,6 @@ bail:
778} 770}
779 771
780static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb, 772static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb,
781 struct ocfs2_journal_handle *handle,
782 struct ocfs2_alloc_context **ac, 773 struct ocfs2_alloc_context **ac,
783 struct inode **bitmap_inode, 774 struct inode **bitmap_inode,
784 struct buffer_head **bitmap_bh) 775 struct buffer_head **bitmap_bh)
@@ -792,7 +783,6 @@ static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb,
792 goto bail; 783 goto bail;
793 } 784 }
794 785
795 (*ac)->ac_handle = handle;
796 (*ac)->ac_bits_wanted = ocfs2_local_alloc_window_bits(osb); 786 (*ac)->ac_bits_wanted = ocfs2_local_alloc_window_bits(osb);
797 787
798 status = ocfs2_reserve_cluster_bitmap_bits(osb, *ac); 788 status = ocfs2_reserve_cluster_bitmap_bits(osb, *ac);
@@ -821,7 +811,7 @@ bail:
821 * pass it the bitmap lock in lock_bh if you have it. 811 * pass it the bitmap lock in lock_bh if you have it.
822 */ 812 */
823static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb, 813static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb,
824 struct ocfs2_journal_handle *handle, 814 handle_t *handle,
825 struct ocfs2_alloc_context *ac) 815 struct ocfs2_alloc_context *ac)
826{ 816{
827 int status = 0; 817 int status = 0;
@@ -888,23 +878,15 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb,
888 int status = 0; 878 int status = 0;
889 struct buffer_head *main_bm_bh = NULL; 879 struct buffer_head *main_bm_bh = NULL;
890 struct inode *main_bm_inode = NULL; 880 struct inode *main_bm_inode = NULL;
891 struct ocfs2_journal_handle *handle = NULL; 881 handle_t *handle = NULL;
892 struct ocfs2_dinode *alloc; 882 struct ocfs2_dinode *alloc;
893 struct ocfs2_dinode *alloc_copy = NULL; 883 struct ocfs2_dinode *alloc_copy = NULL;
894 struct ocfs2_alloc_context *ac = NULL; 884 struct ocfs2_alloc_context *ac = NULL;
895 885
896 mlog_entry_void(); 886 mlog_entry_void();
897 887
898 handle = ocfs2_alloc_handle(osb);
899 if (!handle) {
900 status = -ENOMEM;
901 mlog_errno(status);
902 goto bail;
903 }
904
905 /* This will lock the main bitmap for us. */ 888 /* This will lock the main bitmap for us. */
906 status = ocfs2_local_alloc_reserve_for_window(osb, 889 status = ocfs2_local_alloc_reserve_for_window(osb,
907 handle,
908 &ac, 890 &ac,
909 &main_bm_inode, 891 &main_bm_inode,
910 &main_bm_bh); 892 &main_bm_bh);
@@ -914,7 +896,7 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb,
914 goto bail; 896 goto bail;
915 } 897 }
916 898
917 handle = ocfs2_start_trans(osb, handle, OCFS2_WINDOW_MOVE_CREDITS); 899 handle = ocfs2_start_trans(osb, OCFS2_WINDOW_MOVE_CREDITS);
918 if (IS_ERR(handle)) { 900 if (IS_ERR(handle)) {
919 status = PTR_ERR(handle); 901 status = PTR_ERR(handle);
920 handle = NULL; 902 handle = NULL;
@@ -972,7 +954,7 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb,
972 status = 0; 954 status = 0;
973bail: 955bail:
974 if (handle) 956 if (handle)
975 ocfs2_commit_trans(handle); 957 ocfs2_commit_trans(osb, handle);
976 958
977 if (main_bm_bh) 959 if (main_bm_bh)
978 brelse(main_bm_bh); 960 brelse(main_bm_bh);
diff --git a/fs/ocfs2/localalloc.h b/fs/ocfs2/localalloc.h
index 30f88ce14e46..385a10152f9c 100644
--- a/fs/ocfs2/localalloc.h
+++ b/fs/ocfs2/localalloc.h
@@ -42,12 +42,11 @@ int ocfs2_alloc_should_use_local(struct ocfs2_super *osb,
42 42
43struct ocfs2_alloc_context; 43struct ocfs2_alloc_context;
44int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, 44int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
45 struct ocfs2_journal_handle *passed_handle,
46 u32 bits_wanted, 45 u32 bits_wanted,
47 struct ocfs2_alloc_context *ac); 46 struct ocfs2_alloc_context *ac);
48 47
49int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb, 48int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
50 struct ocfs2_journal_handle *handle, 49 handle_t *handle,
51 struct ocfs2_alloc_context *ac, 50 struct ocfs2_alloc_context *ac,
52 u32 min_bits, 51 u32 min_bits,
53 u32 *bit_off, 52 u32 *bit_off,
diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c
index 83934e33e5b0..69f85ae392dc 100644
--- a/fs/ocfs2/mmap.c
+++ b/fs/ocfs2/mmap.c
@@ -82,6 +82,8 @@ static struct vm_operations_struct ocfs2_file_vm_ops = {
82 82
83int ocfs2_mmap(struct file *file, struct vm_area_struct *vma) 83int ocfs2_mmap(struct file *file, struct vm_area_struct *vma)
84{ 84{
85 int ret = 0, lock_level = 0;
86
85 /* We don't want to support shared writable mappings yet. */ 87 /* We don't want to support shared writable mappings yet. */
86 if (((vma->vm_flags & VM_SHARED) || (vma->vm_flags & VM_MAYSHARE)) 88 if (((vma->vm_flags & VM_SHARED) || (vma->vm_flags & VM_MAYSHARE))
87 && ((vma->vm_flags & VM_WRITE) || (vma->vm_flags & VM_MAYWRITE))) { 89 && ((vma->vm_flags & VM_WRITE) || (vma->vm_flags & VM_MAYWRITE))) {
@@ -91,7 +93,14 @@ int ocfs2_mmap(struct file *file, struct vm_area_struct *vma)
91 return -EINVAL; 93 return -EINVAL;
92 } 94 }
93 95
94 file_accessed(file); 96 ret = ocfs2_meta_lock_atime(file->f_dentry->d_inode,
97 file->f_vfsmnt, &lock_level);
98 if (ret < 0) {
99 mlog_errno(ret);
100 goto out;
101 }
102 ocfs2_meta_unlock(file->f_dentry->d_inode, lock_level);
103out:
95 vma->vm_ops = &ocfs2_file_vm_ops; 104 vma->vm_ops = &ocfs2_file_vm_ops;
96 return 0; 105 return 0;
97} 106}
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index a57b751d4f40..21db45ddf144 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -75,12 +75,12 @@ static int inline ocfs2_search_dirblock(struct buffer_head *bh,
75 unsigned long offset, 75 unsigned long offset,
76 struct ocfs2_dir_entry **res_dir); 76 struct ocfs2_dir_entry **res_dir);
77 77
78static int ocfs2_delete_entry(struct ocfs2_journal_handle *handle, 78static int ocfs2_delete_entry(handle_t *handle,
79 struct inode *dir, 79 struct inode *dir,
80 struct ocfs2_dir_entry *de_del, 80 struct ocfs2_dir_entry *de_del,
81 struct buffer_head *bh); 81 struct buffer_head *bh);
82 82
83static int __ocfs2_add_entry(struct ocfs2_journal_handle *handle, 83static int __ocfs2_add_entry(handle_t *handle,
84 struct inode *dir, 84 struct inode *dir,
85 const char *name, int namelen, 85 const char *name, int namelen,
86 struct inode *inode, u64 blkno, 86 struct inode *inode, u64 blkno,
@@ -93,43 +93,37 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
93 dev_t dev, 93 dev_t dev,
94 struct buffer_head **new_fe_bh, 94 struct buffer_head **new_fe_bh,
95 struct buffer_head *parent_fe_bh, 95 struct buffer_head *parent_fe_bh,
96 struct ocfs2_journal_handle *handle, 96 handle_t *handle,
97 struct inode **ret_inode, 97 struct inode **ret_inode,
98 struct ocfs2_alloc_context *inode_ac); 98 struct ocfs2_alloc_context *inode_ac);
99 99
100static int ocfs2_fill_new_dir(struct ocfs2_super *osb, 100static int ocfs2_fill_new_dir(struct ocfs2_super *osb,
101 struct ocfs2_journal_handle *handle, 101 handle_t *handle,
102 struct inode *parent, 102 struct inode *parent,
103 struct inode *inode, 103 struct inode *inode,
104 struct buffer_head *fe_bh, 104 struct buffer_head *fe_bh,
105 struct ocfs2_alloc_context *data_ac); 105 struct ocfs2_alloc_context *data_ac);
106 106
107static int ocfs2_double_lock(struct ocfs2_super *osb,
108 struct ocfs2_journal_handle *handle,
109 struct buffer_head **bh1,
110 struct inode *inode1,
111 struct buffer_head **bh2,
112 struct inode *inode2);
113
114static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb, 107static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
115 struct ocfs2_journal_handle *handle, 108 struct inode **ret_orphan_dir,
116 struct inode *inode, 109 struct inode *inode,
117 char *name, 110 char *name,
118 struct buffer_head **de_bh); 111 struct buffer_head **de_bh);
119 112
120static int ocfs2_orphan_add(struct ocfs2_super *osb, 113static int ocfs2_orphan_add(struct ocfs2_super *osb,
121 struct ocfs2_journal_handle *handle, 114 handle_t *handle,
122 struct inode *inode, 115 struct inode *inode,
123 struct ocfs2_dinode *fe, 116 struct ocfs2_dinode *fe,
124 char *name, 117 char *name,
125 struct buffer_head *de_bh); 118 struct buffer_head *de_bh,
119 struct inode *orphan_dir_inode);
126 120
127static int ocfs2_create_symlink_data(struct ocfs2_super *osb, 121static int ocfs2_create_symlink_data(struct ocfs2_super *osb,
128 struct ocfs2_journal_handle *handle, 122 handle_t *handle,
129 struct inode *inode, 123 struct inode *inode,
130 const char *symname); 124 const char *symname);
131 125
132static inline int ocfs2_add_entry(struct ocfs2_journal_handle *handle, 126static inline int ocfs2_add_entry(handle_t *handle,
133 struct dentry *dentry, 127 struct dentry *dentry,
134 struct inode *inode, u64 blkno, 128 struct inode *inode, u64 blkno,
135 struct buffer_head *parent_fe_bh, 129 struct buffer_head *parent_fe_bh,
@@ -165,7 +159,7 @@ static struct dentry *ocfs2_lookup(struct inode *dir, struct dentry *dentry,
165 mlog(0, "find name %.*s in directory %llu\n", dentry->d_name.len, 159 mlog(0, "find name %.*s in directory %llu\n", dentry->d_name.len,
166 dentry->d_name.name, (unsigned long long)OCFS2_I(dir)->ip_blkno); 160 dentry->d_name.name, (unsigned long long)OCFS2_I(dir)->ip_blkno);
167 161
168 status = ocfs2_meta_lock(dir, NULL, NULL, 0); 162 status = ocfs2_meta_lock(dir, NULL, 0);
169 if (status < 0) { 163 if (status < 0) {
170 if (status != -ENOENT) 164 if (status != -ENOENT)
171 mlog_errno(status); 165 mlog_errno(status);
@@ -242,7 +236,7 @@ bail:
242} 236}
243 237
244static int ocfs2_fill_new_dir(struct ocfs2_super *osb, 238static int ocfs2_fill_new_dir(struct ocfs2_super *osb,
245 struct ocfs2_journal_handle *handle, 239 handle_t *handle,
246 struct inode *parent, 240 struct inode *parent,
247 struct inode *inode, 241 struct inode *inode,
248 struct buffer_head *fe_bh, 242 struct buffer_head *fe_bh,
@@ -317,7 +311,7 @@ static int ocfs2_mknod(struct inode *dir,
317{ 311{
318 int status = 0; 312 int status = 0;
319 struct buffer_head *parent_fe_bh = NULL; 313 struct buffer_head *parent_fe_bh = NULL;
320 struct ocfs2_journal_handle *handle = NULL; 314 handle_t *handle = NULL;
321 struct ocfs2_super *osb; 315 struct ocfs2_super *osb;
322 struct ocfs2_dinode *dirfe; 316 struct ocfs2_dinode *dirfe;
323 struct buffer_head *new_fe_bh = NULL; 317 struct buffer_head *new_fe_bh = NULL;
@@ -333,18 +327,11 @@ static int ocfs2_mknod(struct inode *dir,
333 /* get our super block */ 327 /* get our super block */
334 osb = OCFS2_SB(dir->i_sb); 328 osb = OCFS2_SB(dir->i_sb);
335 329
336 handle = ocfs2_alloc_handle(osb); 330 status = ocfs2_meta_lock(dir, &parent_fe_bh, 1);
337 if (handle == NULL) {
338 status = -ENOMEM;
339 mlog_errno(status);
340 goto leave;
341 }
342
343 status = ocfs2_meta_lock(dir, handle, &parent_fe_bh, 1);
344 if (status < 0) { 331 if (status < 0) {
345 if (status != -ENOENT) 332 if (status != -ENOENT)
346 mlog_errno(status); 333 mlog_errno(status);
347 goto leave; 334 return status;
348 } 335 }
349 336
350 if (S_ISDIR(mode) && (dir->i_nlink >= OCFS2_LINK_MAX)) { 337 if (S_ISDIR(mode) && (dir->i_nlink >= OCFS2_LINK_MAX)) {
@@ -374,7 +361,7 @@ static int ocfs2_mknod(struct inode *dir,
374 } 361 }
375 362
376 /* reserve an inode spot */ 363 /* reserve an inode spot */
377 status = ocfs2_reserve_new_inode(osb, handle, &inode_ac); 364 status = ocfs2_reserve_new_inode(osb, &inode_ac);
378 if (status < 0) { 365 if (status < 0) {
379 if (status != -ENOSPC) 366 if (status != -ENOSPC)
380 mlog_errno(status); 367 mlog_errno(status);
@@ -384,7 +371,7 @@ static int ocfs2_mknod(struct inode *dir,
384 /* are we making a directory? If so, reserve a cluster for his 371 /* are we making a directory? If so, reserve a cluster for his
385 * 1st extent. */ 372 * 1st extent. */
386 if (S_ISDIR(mode)) { 373 if (S_ISDIR(mode)) {
387 status = ocfs2_reserve_clusters(osb, handle, 1, &data_ac); 374 status = ocfs2_reserve_clusters(osb, 1, &data_ac);
388 if (status < 0) { 375 if (status < 0) {
389 if (status != -ENOSPC) 376 if (status != -ENOSPC)
390 mlog_errno(status); 377 mlog_errno(status);
@@ -392,7 +379,7 @@ static int ocfs2_mknod(struct inode *dir,
392 } 379 }
393 } 380 }
394 381
395 handle = ocfs2_start_trans(osb, handle, OCFS2_MKNOD_CREDITS); 382 handle = ocfs2_start_trans(osb, OCFS2_MKNOD_CREDITS);
396 if (IS_ERR(handle)) { 383 if (IS_ERR(handle)) {
397 status = PTR_ERR(handle); 384 status = PTR_ERR(handle);
398 handle = NULL; 385 handle = NULL;
@@ -453,7 +440,9 @@ static int ocfs2_mknod(struct inode *dir,
453 status = 0; 440 status = 0;
454leave: 441leave:
455 if (handle) 442 if (handle)
456 ocfs2_commit_trans(handle); 443 ocfs2_commit_trans(osb, handle);
444
445 ocfs2_meta_unlock(dir, 1);
457 446
458 if (status == -ENOSPC) 447 if (status == -ENOSPC)
459 mlog(0, "Disk is full\n"); 448 mlog(0, "Disk is full\n");
@@ -487,7 +476,7 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
487 dev_t dev, 476 dev_t dev,
488 struct buffer_head **new_fe_bh, 477 struct buffer_head **new_fe_bh,
489 struct buffer_head *parent_fe_bh, 478 struct buffer_head *parent_fe_bh,
490 struct ocfs2_journal_handle *handle, 479 handle_t *handle,
491 struct inode **ret_inode, 480 struct inode **ret_inode,
492 struct ocfs2_alloc_context *inode_ac) 481 struct ocfs2_alloc_context *inode_ac)
493{ 482{
@@ -653,7 +642,7 @@ static int ocfs2_link(struct dentry *old_dentry,
653 struct inode *dir, 642 struct inode *dir,
654 struct dentry *dentry) 643 struct dentry *dentry)
655{ 644{
656 struct ocfs2_journal_handle *handle = NULL; 645 handle_t *handle;
657 struct inode *inode = old_dentry->d_inode; 646 struct inode *inode = old_dentry->d_inode;
658 int err; 647 int err;
659 struct buffer_head *fe_bh = NULL; 648 struct buffer_head *fe_bh = NULL;
@@ -666,68 +655,60 @@ static int ocfs2_link(struct dentry *old_dentry,
666 old_dentry->d_name.len, old_dentry->d_name.name, 655 old_dentry->d_name.len, old_dentry->d_name.name,
667 dentry->d_name.len, dentry->d_name.name); 656 dentry->d_name.len, dentry->d_name.name);
668 657
669 if (S_ISDIR(inode->i_mode)) { 658 if (S_ISDIR(inode->i_mode))
670 err = -EPERM; 659 return -EPERM;
671 goto bail;
672 }
673
674 handle = ocfs2_alloc_handle(osb);
675 if (handle == NULL) {
676 err = -ENOMEM;
677 goto bail;
678 }
679 660
680 err = ocfs2_meta_lock(dir, handle, &parent_fe_bh, 1); 661 err = ocfs2_meta_lock(dir, &parent_fe_bh, 1);
681 if (err < 0) { 662 if (err < 0) {
682 if (err != -ENOENT) 663 if (err != -ENOENT)
683 mlog_errno(err); 664 mlog_errno(err);
684 goto bail; 665 return err;
685 } 666 }
686 667
687 if (!dir->i_nlink) { 668 if (!dir->i_nlink) {
688 err = -ENOENT; 669 err = -ENOENT;
689 goto bail; 670 goto out;
690 } 671 }
691 672
692 err = ocfs2_check_dir_for_entry(dir, dentry->d_name.name, 673 err = ocfs2_check_dir_for_entry(dir, dentry->d_name.name,
693 dentry->d_name.len); 674 dentry->d_name.len);
694 if (err) 675 if (err)
695 goto bail; 676 goto out;
696 677
697 err = ocfs2_prepare_dir_for_insert(osb, dir, parent_fe_bh, 678 err = ocfs2_prepare_dir_for_insert(osb, dir, parent_fe_bh,
698 dentry->d_name.name, 679 dentry->d_name.name,
699 dentry->d_name.len, &de_bh); 680 dentry->d_name.len, &de_bh);
700 if (err < 0) { 681 if (err < 0) {
701 mlog_errno(err); 682 mlog_errno(err);
702 goto bail; 683 goto out;
703 } 684 }
704 685
705 err = ocfs2_meta_lock(inode, handle, &fe_bh, 1); 686 err = ocfs2_meta_lock(inode, &fe_bh, 1);
706 if (err < 0) { 687 if (err < 0) {
707 if (err != -ENOENT) 688 if (err != -ENOENT)
708 mlog_errno(err); 689 mlog_errno(err);
709 goto bail; 690 goto out;
710 } 691 }
711 692
712 fe = (struct ocfs2_dinode *) fe_bh->b_data; 693 fe = (struct ocfs2_dinode *) fe_bh->b_data;
713 if (le16_to_cpu(fe->i_links_count) >= OCFS2_LINK_MAX) { 694 if (le16_to_cpu(fe->i_links_count) >= OCFS2_LINK_MAX) {
714 err = -EMLINK; 695 err = -EMLINK;
715 goto bail; 696 goto out_unlock_inode;
716 } 697 }
717 698
718 handle = ocfs2_start_trans(osb, handle, OCFS2_LINK_CREDITS); 699 handle = ocfs2_start_trans(osb, OCFS2_LINK_CREDITS);
719 if (IS_ERR(handle)) { 700 if (IS_ERR(handle)) {
720 err = PTR_ERR(handle); 701 err = PTR_ERR(handle);
721 handle = NULL; 702 handle = NULL;
722 mlog_errno(err); 703 mlog_errno(err);
723 goto bail; 704 goto out_unlock_inode;
724 } 705 }
725 706
726 err = ocfs2_journal_access(handle, inode, fe_bh, 707 err = ocfs2_journal_access(handle, inode, fe_bh,
727 OCFS2_JOURNAL_ACCESS_WRITE); 708 OCFS2_JOURNAL_ACCESS_WRITE);
728 if (err < 0) { 709 if (err < 0) {
729 mlog_errno(err); 710 mlog_errno(err);
730 goto bail; 711 goto out_commit;
731 } 712 }
732 713
733 inc_nlink(inode); 714 inc_nlink(inode);
@@ -741,7 +722,7 @@ static int ocfs2_link(struct dentry *old_dentry,
741 le16_add_cpu(&fe->i_links_count, -1); 722 le16_add_cpu(&fe->i_links_count, -1);
742 drop_nlink(inode); 723 drop_nlink(inode);
743 mlog_errno(err); 724 mlog_errno(err);
744 goto bail; 725 goto out_commit;
745 } 726 }
746 727
747 err = ocfs2_add_entry(handle, dentry, inode, 728 err = ocfs2_add_entry(handle, dentry, inode,
@@ -751,21 +732,27 @@ static int ocfs2_link(struct dentry *old_dentry,
751 le16_add_cpu(&fe->i_links_count, -1); 732 le16_add_cpu(&fe->i_links_count, -1);
752 drop_nlink(inode); 733 drop_nlink(inode);
753 mlog_errno(err); 734 mlog_errno(err);
754 goto bail; 735 goto out_commit;
755 } 736 }
756 737
757 err = ocfs2_dentry_attach_lock(dentry, inode, OCFS2_I(dir)->ip_blkno); 738 err = ocfs2_dentry_attach_lock(dentry, inode, OCFS2_I(dir)->ip_blkno);
758 if (err) { 739 if (err) {
759 mlog_errno(err); 740 mlog_errno(err);
760 goto bail; 741 goto out_commit;
761 } 742 }
762 743
763 atomic_inc(&inode->i_count); 744 atomic_inc(&inode->i_count);
764 dentry->d_op = &ocfs2_dentry_ops; 745 dentry->d_op = &ocfs2_dentry_ops;
765 d_instantiate(dentry, inode); 746 d_instantiate(dentry, inode);
766bail: 747
767 if (handle) 748out_commit:
768 ocfs2_commit_trans(handle); 749 ocfs2_commit_trans(osb, handle);
750out_unlock_inode:
751 ocfs2_meta_unlock(inode, 1);
752
753out:
754 ocfs2_meta_unlock(dir, 1);
755
769 if (de_bh) 756 if (de_bh)
770 brelse(de_bh); 757 brelse(de_bh);
771 if (fe_bh) 758 if (fe_bh)
@@ -812,13 +799,15 @@ static int ocfs2_unlink(struct inode *dir,
812 struct dentry *dentry) 799 struct dentry *dentry)
813{ 800{
814 int status; 801 int status;
802 int child_locked = 0;
815 struct inode *inode = dentry->d_inode; 803 struct inode *inode = dentry->d_inode;
804 struct inode *orphan_dir = NULL;
816 struct ocfs2_super *osb = OCFS2_SB(dir->i_sb); 805 struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);
817 u64 blkno; 806 u64 blkno;
818 struct ocfs2_dinode *fe = NULL; 807 struct ocfs2_dinode *fe = NULL;
819 struct buffer_head *fe_bh = NULL; 808 struct buffer_head *fe_bh = NULL;
820 struct buffer_head *parent_node_bh = NULL; 809 struct buffer_head *parent_node_bh = NULL;
821 struct ocfs2_journal_handle *handle = NULL; 810 handle_t *handle = NULL;
822 struct ocfs2_dir_entry *dirent = NULL; 811 struct ocfs2_dir_entry *dirent = NULL;
823 struct buffer_head *dirent_bh = NULL; 812 struct buffer_head *dirent_bh = NULL;
824 char orphan_name[OCFS2_ORPHAN_NAMELEN + 1]; 813 char orphan_name[OCFS2_ORPHAN_NAMELEN + 1];
@@ -833,22 +822,14 @@ static int ocfs2_unlink(struct inode *dir,
833 822
834 if (inode == osb->root_inode) { 823 if (inode == osb->root_inode) {
835 mlog(0, "Cannot delete the root directory\n"); 824 mlog(0, "Cannot delete the root directory\n");
836 status = -EPERM; 825 return -EPERM;
837 goto leave;
838 } 826 }
839 827
840 handle = ocfs2_alloc_handle(osb); 828 status = ocfs2_meta_lock(dir, &parent_node_bh, 1);
841 if (handle == NULL) {
842 status = -ENOMEM;
843 mlog_errno(status);
844 goto leave;
845 }
846
847 status = ocfs2_meta_lock(dir, handle, &parent_node_bh, 1);
848 if (status < 0) { 829 if (status < 0) {
849 if (status != -ENOENT) 830 if (status != -ENOENT)
850 mlog_errno(status); 831 mlog_errno(status);
851 goto leave; 832 return status;
852 } 833 }
853 834
854 status = ocfs2_find_files_on_disk(dentry->d_name.name, 835 status = ocfs2_find_files_on_disk(dentry->d_name.name,
@@ -869,12 +850,13 @@ static int ocfs2_unlink(struct inode *dir,
869 goto leave; 850 goto leave;
870 } 851 }
871 852
872 status = ocfs2_meta_lock(inode, handle, &fe_bh, 1); 853 status = ocfs2_meta_lock(inode, &fe_bh, 1);
873 if (status < 0) { 854 if (status < 0) {
874 if (status != -ENOENT) 855 if (status != -ENOENT)
875 mlog_errno(status); 856 mlog_errno(status);
876 goto leave; 857 goto leave;
877 } 858 }
859 child_locked = 1;
878 860
879 if (S_ISDIR(inode->i_mode)) { 861 if (S_ISDIR(inode->i_mode)) {
880 if (!ocfs2_empty_dir(inode)) { 862 if (!ocfs2_empty_dir(inode)) {
@@ -895,7 +877,7 @@ static int ocfs2_unlink(struct inode *dir,
895 } 877 }
896 878
897 if (inode_is_unlinkable(inode)) { 879 if (inode_is_unlinkable(inode)) {
898 status = ocfs2_prepare_orphan_dir(osb, handle, inode, 880 status = ocfs2_prepare_orphan_dir(osb, &orphan_dir, inode,
899 orphan_name, 881 orphan_name,
900 &orphan_entry_bh); 882 &orphan_entry_bh);
901 if (status < 0) { 883 if (status < 0) {
@@ -904,7 +886,7 @@ static int ocfs2_unlink(struct inode *dir,
904 } 886 }
905 } 887 }
906 888
907 handle = ocfs2_start_trans(osb, handle, OCFS2_UNLINK_CREDITS); 889 handle = ocfs2_start_trans(osb, OCFS2_UNLINK_CREDITS);
908 if (IS_ERR(handle)) { 890 if (IS_ERR(handle)) {
909 status = PTR_ERR(handle); 891 status = PTR_ERR(handle);
910 handle = NULL; 892 handle = NULL;
@@ -923,7 +905,7 @@ static int ocfs2_unlink(struct inode *dir,
923 905
924 if (inode_is_unlinkable(inode)) { 906 if (inode_is_unlinkable(inode)) {
925 status = ocfs2_orphan_add(osb, handle, inode, fe, orphan_name, 907 status = ocfs2_orphan_add(osb, handle, inode, fe, orphan_name,
926 orphan_entry_bh); 908 orphan_entry_bh, orphan_dir);
927 if (status < 0) { 909 if (status < 0) {
928 mlog_errno(status); 910 mlog_errno(status);
929 goto leave; 911 goto leave;
@@ -960,7 +942,19 @@ static int ocfs2_unlink(struct inode *dir,
960 942
961leave: 943leave:
962 if (handle) 944 if (handle)
963 ocfs2_commit_trans(handle); 945 ocfs2_commit_trans(osb, handle);
946
947 if (child_locked)
948 ocfs2_meta_unlock(inode, 1);
949
950 ocfs2_meta_unlock(dir, 1);
951
952 if (orphan_dir) {
953 /* This was locked for us in ocfs2_prepare_orphan_dir() */
954 ocfs2_meta_unlock(orphan_dir, 1);
955 mutex_unlock(&orphan_dir->i_mutex);
956 iput(orphan_dir);
957 }
964 958
965 if (fe_bh) 959 if (fe_bh)
966 brelse(fe_bh); 960 brelse(fe_bh);
@@ -984,7 +978,6 @@ leave:
984 * if they have the same id, then the 1st one is the only one locked. 978 * if they have the same id, then the 1st one is the only one locked.
985 */ 979 */
986static int ocfs2_double_lock(struct ocfs2_super *osb, 980static int ocfs2_double_lock(struct ocfs2_super *osb,
987 struct ocfs2_journal_handle *handle,
988 struct buffer_head **bh1, 981 struct buffer_head **bh1,
989 struct inode *inode1, 982 struct inode *inode1,
990 struct buffer_head **bh2, 983 struct buffer_head **bh2,
@@ -1000,8 +993,6 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
1000 (unsigned long long)oi1->ip_blkno, 993 (unsigned long long)oi1->ip_blkno,
1001 (unsigned long long)oi2->ip_blkno); 994 (unsigned long long)oi2->ip_blkno);
1002 995
1003 BUG_ON(!handle);
1004
1005 if (*bh1) 996 if (*bh1)
1006 *bh1 = NULL; 997 *bh1 = NULL;
1007 if (*bh2) 998 if (*bh2)
@@ -1021,25 +1012,41 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
1021 inode1 = tmpinode; 1012 inode1 = tmpinode;
1022 } 1013 }
1023 /* lock id2 */ 1014 /* lock id2 */
1024 status = ocfs2_meta_lock(inode2, handle, bh2, 1); 1015 status = ocfs2_meta_lock(inode2, bh2, 1);
1025 if (status < 0) { 1016 if (status < 0) {
1026 if (status != -ENOENT) 1017 if (status != -ENOENT)
1027 mlog_errno(status); 1018 mlog_errno(status);
1028 goto bail; 1019 goto bail;
1029 } 1020 }
1030 } 1021 }
1022
1031 /* lock id1 */ 1023 /* lock id1 */
1032 status = ocfs2_meta_lock(inode1, handle, bh1, 1); 1024 status = ocfs2_meta_lock(inode1, bh1, 1);
1033 if (status < 0) { 1025 if (status < 0) {
1026 /*
1027 * An error return must mean that no cluster locks
1028 * were held on function exit.
1029 */
1030 if (oi1->ip_blkno != oi2->ip_blkno)
1031 ocfs2_meta_unlock(inode2, 1);
1032
1034 if (status != -ENOENT) 1033 if (status != -ENOENT)
1035 mlog_errno(status); 1034 mlog_errno(status);
1036 goto bail;
1037 } 1035 }
1036
1038bail: 1037bail:
1039 mlog_exit(status); 1038 mlog_exit(status);
1040 return status; 1039 return status;
1041} 1040}
1042 1041
1042static void ocfs2_double_unlock(struct inode *inode1, struct inode *inode2)
1043{
1044 ocfs2_meta_unlock(inode1, 1);
1045
1046 if (inode1 != inode2)
1047 ocfs2_meta_unlock(inode2, 1);
1048}
1049
1043#define PARENT_INO(buffer) \ 1050#define PARENT_INO(buffer) \
1044 ((struct ocfs2_dir_entry *) \ 1051 ((struct ocfs2_dir_entry *) \
1045 ((char *)buffer + \ 1052 ((char *)buffer + \
@@ -1050,9 +1057,11 @@ static int ocfs2_rename(struct inode *old_dir,
1050 struct inode *new_dir, 1057 struct inode *new_dir,
1051 struct dentry *new_dentry) 1058 struct dentry *new_dentry)
1052{ 1059{
1053 int status = 0, rename_lock = 0; 1060 int status = 0, rename_lock = 0, parents_locked = 0;
1061 int old_child_locked = 0, new_child_locked = 0;
1054 struct inode *old_inode = old_dentry->d_inode; 1062 struct inode *old_inode = old_dentry->d_inode;
1055 struct inode *new_inode = new_dentry->d_inode; 1063 struct inode *new_inode = new_dentry->d_inode;
1064 struct inode *orphan_dir = NULL;
1056 struct ocfs2_dinode *newfe = NULL; 1065 struct ocfs2_dinode *newfe = NULL;
1057 char orphan_name[OCFS2_ORPHAN_NAMELEN + 1]; 1066 char orphan_name[OCFS2_ORPHAN_NAMELEN + 1];
1058 struct buffer_head *orphan_entry_bh = NULL; 1067 struct buffer_head *orphan_entry_bh = NULL;
@@ -1060,7 +1069,7 @@ static int ocfs2_rename(struct inode *old_dir,
1060 struct buffer_head *insert_entry_bh = NULL; 1069 struct buffer_head *insert_entry_bh = NULL;
1061 struct ocfs2_super *osb = NULL; 1070 struct ocfs2_super *osb = NULL;
1062 u64 newfe_blkno; 1071 u64 newfe_blkno;
1063 struct ocfs2_journal_handle *handle = NULL; 1072 handle_t *handle = NULL;
1064 struct buffer_head *old_dir_bh = NULL; 1073 struct buffer_head *old_dir_bh = NULL;
1065 struct buffer_head *new_dir_bh = NULL; 1074 struct buffer_head *new_dir_bh = NULL;
1066 struct ocfs2_dir_entry *old_de = NULL, *new_de = NULL; // dirent for old_dentry 1075 struct ocfs2_dir_entry *old_de = NULL, *new_de = NULL; // dirent for old_dentry
@@ -1105,21 +1114,14 @@ static int ocfs2_rename(struct inode *old_dir,
1105 rename_lock = 1; 1114 rename_lock = 1;
1106 } 1115 }
1107 1116
1108 handle = ocfs2_alloc_handle(osb);
1109 if (handle == NULL) {
1110 status = -ENOMEM;
1111 mlog_errno(status);
1112 goto bail;
1113 }
1114
1115 /* if old and new are the same, this'll just do one lock. */ 1117 /* if old and new are the same, this'll just do one lock. */
1116 status = ocfs2_double_lock(osb, handle, 1118 status = ocfs2_double_lock(osb, &old_dir_bh, old_dir,
1117 &old_dir_bh, old_dir, 1119 &new_dir_bh, new_dir);
1118 &new_dir_bh, new_dir);
1119 if (status < 0) { 1120 if (status < 0) {
1120 mlog_errno(status); 1121 mlog_errno(status);
1121 goto bail; 1122 goto bail;
1122 } 1123 }
1124 parents_locked = 1;
1123 1125
1124 /* make sure both dirs have bhs 1126 /* make sure both dirs have bhs
1125 * get an extra ref on old_dir_bh if old==new */ 1127 * get an extra ref on old_dir_bh if old==new */
@@ -1140,12 +1142,13 @@ static int ocfs2_rename(struct inode *old_dir,
1140 * the vote thread on other nodes won't have to concurrently 1142 * the vote thread on other nodes won't have to concurrently
1141 * downconvert the inode and the dentry locks. 1143 * downconvert the inode and the dentry locks.
1142 */ 1144 */
1143 status = ocfs2_meta_lock(old_inode, handle, NULL, 1); 1145 status = ocfs2_meta_lock(old_inode, NULL, 1);
1144 if (status < 0) { 1146 if (status < 0) {
1145 if (status != -ENOENT) 1147 if (status != -ENOENT)
1146 mlog_errno(status); 1148 mlog_errno(status);
1147 goto bail; 1149 goto bail;
1148 } 1150 }
1151 old_child_locked = 1;
1149 1152
1150 status = ocfs2_remote_dentry_delete(old_dentry); 1153 status = ocfs2_remote_dentry_delete(old_dentry);
1151 if (status < 0) { 1154 if (status < 0) {
@@ -1231,12 +1234,13 @@ static int ocfs2_rename(struct inode *old_dir,
1231 goto bail; 1234 goto bail;
1232 } 1235 }
1233 1236
1234 status = ocfs2_meta_lock(new_inode, handle, &newfe_bh, 1); 1237 status = ocfs2_meta_lock(new_inode, &newfe_bh, 1);
1235 if (status < 0) { 1238 if (status < 0) {
1236 if (status != -ENOENT) 1239 if (status != -ENOENT)
1237 mlog_errno(status); 1240 mlog_errno(status);
1238 goto bail; 1241 goto bail;
1239 } 1242 }
1243 new_child_locked = 1;
1240 1244
1241 status = ocfs2_remote_dentry_delete(new_dentry); 1245 status = ocfs2_remote_dentry_delete(new_dentry);
1242 if (status < 0) { 1246 if (status < 0) {
@@ -1252,7 +1256,7 @@ static int ocfs2_rename(struct inode *old_dir,
1252 (unsigned long long)newfe_bh->b_blocknr : 0ULL); 1256 (unsigned long long)newfe_bh->b_blocknr : 0ULL);
1253 1257
1254 if (S_ISDIR(new_inode->i_mode) || (new_inode->i_nlink == 1)) { 1258 if (S_ISDIR(new_inode->i_mode) || (new_inode->i_nlink == 1)) {
1255 status = ocfs2_prepare_orphan_dir(osb, handle, 1259 status = ocfs2_prepare_orphan_dir(osb, &orphan_dir,
1256 new_inode, 1260 new_inode,
1257 orphan_name, 1261 orphan_name,
1258 &orphan_entry_bh); 1262 &orphan_entry_bh);
@@ -1280,7 +1284,7 @@ static int ocfs2_rename(struct inode *old_dir,
1280 } 1284 }
1281 } 1285 }
1282 1286
1283 handle = ocfs2_start_trans(osb, handle, OCFS2_RENAME_CREDITS); 1287 handle = ocfs2_start_trans(osb, OCFS2_RENAME_CREDITS);
1284 if (IS_ERR(handle)) { 1288 if (IS_ERR(handle)) {
1285 status = PTR_ERR(handle); 1289 status = PTR_ERR(handle);
1286 handle = NULL; 1290 handle = NULL;
@@ -1307,7 +1311,7 @@ static int ocfs2_rename(struct inode *old_dir,
1307 (newfe->i_links_count == cpu_to_le16(1))){ 1311 (newfe->i_links_count == cpu_to_le16(1))){
1308 status = ocfs2_orphan_add(osb, handle, new_inode, 1312 status = ocfs2_orphan_add(osb, handle, new_inode,
1309 newfe, orphan_name, 1313 newfe, orphan_name,
1310 orphan_entry_bh); 1314 orphan_entry_bh, orphan_dir);
1311 if (status < 0) { 1315 if (status < 0) {
1312 mlog_errno(status); 1316 mlog_errno(status);
1313 goto bail; 1317 goto bail;
@@ -1424,7 +1428,23 @@ bail:
1424 ocfs2_rename_unlock(osb); 1428 ocfs2_rename_unlock(osb);
1425 1429
1426 if (handle) 1430 if (handle)
1427 ocfs2_commit_trans(handle); 1431 ocfs2_commit_trans(osb, handle);
1432
1433 if (parents_locked)
1434 ocfs2_double_unlock(old_dir, new_dir);
1435
1436 if (old_child_locked)
1437 ocfs2_meta_unlock(old_inode, 1);
1438
1439 if (new_child_locked)
1440 ocfs2_meta_unlock(new_inode, 1);
1441
1442 if (orphan_dir) {
1443 /* This was locked for us in ocfs2_prepare_orphan_dir() */
1444 ocfs2_meta_unlock(orphan_dir, 1);
1445 mutex_unlock(&orphan_dir->i_mutex);
1446 iput(orphan_dir);
1447 }
1428 1448
1429 if (new_inode) 1449 if (new_inode)
1430 sync_mapping_buffers(old_inode->i_mapping); 1450 sync_mapping_buffers(old_inode->i_mapping);
@@ -1458,7 +1478,7 @@ bail:
1458 * data, including the null terminator. 1478 * data, including the null terminator.
1459 */ 1479 */
1460static int ocfs2_create_symlink_data(struct ocfs2_super *osb, 1480static int ocfs2_create_symlink_data(struct ocfs2_super *osb,
1461 struct ocfs2_journal_handle *handle, 1481 handle_t *handle,
1462 struct inode *inode, 1482 struct inode *inode,
1463 const char *symname) 1483 const char *symname)
1464{ 1484{
@@ -1573,7 +1593,7 @@ static int ocfs2_symlink(struct inode *dir,
1573 struct buffer_head *parent_fe_bh = NULL; 1593 struct buffer_head *parent_fe_bh = NULL;
1574 struct ocfs2_dinode *fe = NULL; 1594 struct ocfs2_dinode *fe = NULL;
1575 struct ocfs2_dinode *dirfe; 1595 struct ocfs2_dinode *dirfe;
1576 struct ocfs2_journal_handle *handle = NULL; 1596 handle_t *handle = NULL;
1577 struct ocfs2_alloc_context *inode_ac = NULL; 1597 struct ocfs2_alloc_context *inode_ac = NULL;
1578 struct ocfs2_alloc_context *data_ac = NULL; 1598 struct ocfs2_alloc_context *data_ac = NULL;
1579 1599
@@ -1587,19 +1607,12 @@ static int ocfs2_symlink(struct inode *dir,
1587 1607
1588 credits = ocfs2_calc_symlink_credits(sb); 1608 credits = ocfs2_calc_symlink_credits(sb);
1589 1609
1590 handle = ocfs2_alloc_handle(osb);
1591 if (handle == NULL) {
1592 status = -ENOMEM;
1593 mlog_errno(status);
1594 goto bail;
1595 }
1596
1597 /* lock the parent directory */ 1610 /* lock the parent directory */
1598 status = ocfs2_meta_lock(dir, handle, &parent_fe_bh, 1); 1611 status = ocfs2_meta_lock(dir, &parent_fe_bh, 1);
1599 if (status < 0) { 1612 if (status < 0) {
1600 if (status != -ENOENT) 1613 if (status != -ENOENT)
1601 mlog_errno(status); 1614 mlog_errno(status);
1602 goto bail; 1615 return status;
1603 } 1616 }
1604 1617
1605 dirfe = (struct ocfs2_dinode *) parent_fe_bh->b_data; 1618 dirfe = (struct ocfs2_dinode *) parent_fe_bh->b_data;
@@ -1622,7 +1635,7 @@ static int ocfs2_symlink(struct inode *dir,
1622 goto bail; 1635 goto bail;
1623 } 1636 }
1624 1637
1625 status = ocfs2_reserve_new_inode(osb, handle, &inode_ac); 1638 status = ocfs2_reserve_new_inode(osb, &inode_ac);
1626 if (status < 0) { 1639 if (status < 0) {
1627 if (status != -ENOSPC) 1640 if (status != -ENOSPC)
1628 mlog_errno(status); 1641 mlog_errno(status);
@@ -1631,7 +1644,7 @@ static int ocfs2_symlink(struct inode *dir,
1631 1644
1632 /* don't reserve bitmap space for fast symlinks. */ 1645 /* don't reserve bitmap space for fast symlinks. */
1633 if (l > ocfs2_fast_symlink_chars(sb)) { 1646 if (l > ocfs2_fast_symlink_chars(sb)) {
1634 status = ocfs2_reserve_clusters(osb, handle, 1, &data_ac); 1647 status = ocfs2_reserve_clusters(osb, 1, &data_ac);
1635 if (status < 0) { 1648 if (status < 0) {
1636 if (status != -ENOSPC) 1649 if (status != -ENOSPC)
1637 mlog_errno(status); 1650 mlog_errno(status);
@@ -1639,7 +1652,7 @@ static int ocfs2_symlink(struct inode *dir,
1639 } 1652 }
1640 } 1653 }
1641 1654
1642 handle = ocfs2_start_trans(osb, handle, credits); 1655 handle = ocfs2_start_trans(osb, credits);
1643 if (IS_ERR(handle)) { 1656 if (IS_ERR(handle)) {
1644 status = PTR_ERR(handle); 1657 status = PTR_ERR(handle);
1645 handle = NULL; 1658 handle = NULL;
@@ -1717,7 +1730,10 @@ static int ocfs2_symlink(struct inode *dir,
1717 d_instantiate(dentry, inode); 1730 d_instantiate(dentry, inode);
1718bail: 1731bail:
1719 if (handle) 1732 if (handle)
1720 ocfs2_commit_trans(handle); 1733 ocfs2_commit_trans(osb, handle);
1734
1735 ocfs2_meta_unlock(dir, 1);
1736
1721 if (new_fe_bh) 1737 if (new_fe_bh)
1722 brelse(new_fe_bh); 1738 brelse(new_fe_bh);
1723 if (parent_fe_bh) 1739 if (parent_fe_bh)
@@ -1768,7 +1784,7 @@ int ocfs2_check_dir_entry(struct inode * dir,
1768 * If you pass me insert_bh, I'll skip the search of the other dir 1784 * If you pass me insert_bh, I'll skip the search of the other dir
1769 * blocks and put the record in there. 1785 * blocks and put the record in there.
1770 */ 1786 */
1771static int __ocfs2_add_entry(struct ocfs2_journal_handle *handle, 1787static int __ocfs2_add_entry(handle_t *handle,
1772 struct inode *dir, 1788 struct inode *dir,
1773 const char *name, int namelen, 1789 const char *name, int namelen,
1774 struct inode *inode, u64 blkno, 1790 struct inode *inode, u64 blkno,
@@ -1854,7 +1870,7 @@ bail:
1854 * ocfs2_delete_entry deletes a directory entry by merging it with the 1870 * ocfs2_delete_entry deletes a directory entry by merging it with the
1855 * previous entry 1871 * previous entry
1856 */ 1872 */
1857static int ocfs2_delete_entry(struct ocfs2_journal_handle *handle, 1873static int ocfs2_delete_entry(handle_t *handle,
1858 struct inode *dir, 1874 struct inode *dir,
1859 struct ocfs2_dir_entry *de_del, 1875 struct ocfs2_dir_entry *de_del,
1860 struct buffer_head *bh) 1876 struct buffer_head *bh)
@@ -2085,19 +2101,19 @@ bail:
2085} 2101}
2086 2102
2087static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb, 2103static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
2088 struct ocfs2_journal_handle *handle, 2104 struct inode **ret_orphan_dir,
2089 struct inode *inode, 2105 struct inode *inode,
2090 char *name, 2106 char *name,
2091 struct buffer_head **de_bh) 2107 struct buffer_head **de_bh)
2092{ 2108{
2093 struct inode *orphan_dir_inode = NULL; 2109 struct inode *orphan_dir_inode;
2094 struct buffer_head *orphan_dir_bh = NULL; 2110 struct buffer_head *orphan_dir_bh = NULL;
2095 int status = 0; 2111 int status = 0;
2096 2112
2097 status = ocfs2_blkno_stringify(OCFS2_I(inode)->ip_blkno, name); 2113 status = ocfs2_blkno_stringify(OCFS2_I(inode)->ip_blkno, name);
2098 if (status < 0) { 2114 if (status < 0) {
2099 mlog_errno(status); 2115 mlog_errno(status);
2100 goto leave; 2116 return status;
2101 } 2117 }
2102 2118
2103 orphan_dir_inode = ocfs2_get_system_file_inode(osb, 2119 orphan_dir_inode = ocfs2_get_system_file_inode(osb,
@@ -2106,11 +2122,12 @@ static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
2106 if (!orphan_dir_inode) { 2122 if (!orphan_dir_inode) {
2107 status = -ENOENT; 2123 status = -ENOENT;
2108 mlog_errno(status); 2124 mlog_errno(status);
2109 goto leave; 2125 return status;
2110 } 2126 }
2111 2127
2112 ocfs2_handle_add_inode(handle, orphan_dir_inode); 2128 mutex_lock(&orphan_dir_inode->i_mutex);
2113 status = ocfs2_meta_lock(orphan_dir_inode, handle, &orphan_dir_bh, 1); 2129
2130 status = ocfs2_meta_lock(orphan_dir_inode, &orphan_dir_bh, 1);
2114 if (status < 0) { 2131 if (status < 0) {
2115 mlog_errno(status); 2132 mlog_errno(status);
2116 goto leave; 2133 goto leave;
@@ -2120,13 +2137,19 @@ static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
2120 orphan_dir_bh, name, 2137 orphan_dir_bh, name,
2121 OCFS2_ORPHAN_NAMELEN, de_bh); 2138 OCFS2_ORPHAN_NAMELEN, de_bh);
2122 if (status < 0) { 2139 if (status < 0) {
2140 ocfs2_meta_unlock(orphan_dir_inode, 1);
2141
2123 mlog_errno(status); 2142 mlog_errno(status);
2124 goto leave; 2143 goto leave;
2125 } 2144 }
2126 2145
2146 *ret_orphan_dir = orphan_dir_inode;
2147
2127leave: 2148leave:
2128 if (orphan_dir_inode) 2149 if (status) {
2150 mutex_unlock(&orphan_dir_inode->i_mutex);
2129 iput(orphan_dir_inode); 2151 iput(orphan_dir_inode);
2152 }
2130 2153
2131 if (orphan_dir_bh) 2154 if (orphan_dir_bh)
2132 brelse(orphan_dir_bh); 2155 brelse(orphan_dir_bh);
@@ -2136,28 +2159,19 @@ leave:
2136} 2159}
2137 2160
2138static int ocfs2_orphan_add(struct ocfs2_super *osb, 2161static int ocfs2_orphan_add(struct ocfs2_super *osb,
2139 struct ocfs2_journal_handle *handle, 2162 handle_t *handle,
2140 struct inode *inode, 2163 struct inode *inode,
2141 struct ocfs2_dinode *fe, 2164 struct ocfs2_dinode *fe,
2142 char *name, 2165 char *name,
2143 struct buffer_head *de_bh) 2166 struct buffer_head *de_bh,
2167 struct inode *orphan_dir_inode)
2144{ 2168{
2145 struct inode *orphan_dir_inode = NULL;
2146 struct buffer_head *orphan_dir_bh = NULL; 2169 struct buffer_head *orphan_dir_bh = NULL;
2147 int status = 0; 2170 int status = 0;
2148 struct ocfs2_dinode *orphan_fe; 2171 struct ocfs2_dinode *orphan_fe;
2149 2172
2150 mlog_entry("(inode->i_ino = %lu)\n", inode->i_ino); 2173 mlog_entry("(inode->i_ino = %lu)\n", inode->i_ino);
2151 2174
2152 orphan_dir_inode = ocfs2_get_system_file_inode(osb,
2153 ORPHAN_DIR_SYSTEM_INODE,
2154 osb->slot_num);
2155 if (!orphan_dir_inode) {
2156 status = -ENOENT;
2157 mlog_errno(status);
2158 goto leave;
2159 }
2160
2161 status = ocfs2_read_block(osb, 2175 status = ocfs2_read_block(osb,
2162 OCFS2_I(orphan_dir_inode)->ip_blkno, 2176 OCFS2_I(orphan_dir_inode)->ip_blkno,
2163 &orphan_dir_bh, OCFS2_BH_CACHED, 2177 &orphan_dir_bh, OCFS2_BH_CACHED,
@@ -2209,9 +2223,6 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
2209 (unsigned long long)OCFS2_I(inode)->ip_blkno, osb->slot_num); 2223 (unsigned long long)OCFS2_I(inode)->ip_blkno, osb->slot_num);
2210 2224
2211leave: 2225leave:
2212 if (orphan_dir_inode)
2213 iput(orphan_dir_inode);
2214
2215 if (orphan_dir_bh) 2226 if (orphan_dir_bh)
2216 brelse(orphan_dir_bh); 2227 brelse(orphan_dir_bh);
2217 2228
@@ -2221,7 +2232,7 @@ leave:
2221 2232
2222/* unlike orphan_add, we expect the orphan dir to already be locked here. */ 2233/* unlike orphan_add, we expect the orphan dir to already be locked here. */
2223int ocfs2_orphan_del(struct ocfs2_super *osb, 2234int ocfs2_orphan_del(struct ocfs2_super *osb,
2224 struct ocfs2_journal_handle *handle, 2235 handle_t *handle,
2225 struct inode *orphan_dir_inode, 2236 struct inode *orphan_dir_inode,
2226 struct inode *inode, 2237 struct inode *inode,
2227 struct buffer_head *orphan_dir_bh) 2238 struct buffer_head *orphan_dir_bh)
@@ -2300,4 +2311,5 @@ struct inode_operations ocfs2_dir_iops = {
2300 .rename = ocfs2_rename, 2311 .rename = ocfs2_rename,
2301 .setattr = ocfs2_setattr, 2312 .setattr = ocfs2_setattr,
2302 .getattr = ocfs2_getattr, 2313 .getattr = ocfs2_getattr,
2314 .permission = ocfs2_permission,
2303}; 2315};
diff --git a/fs/ocfs2/namei.h b/fs/ocfs2/namei.h
index deaaa97dbf0b..8425944fcccd 100644
--- a/fs/ocfs2/namei.h
+++ b/fs/ocfs2/namei.h
@@ -39,7 +39,7 @@ struct buffer_head *ocfs2_find_entry(const char *name,
39 struct inode *dir, 39 struct inode *dir,
40 struct ocfs2_dir_entry **res_dir); 40 struct ocfs2_dir_entry **res_dir);
41int ocfs2_orphan_del(struct ocfs2_super *osb, 41int ocfs2_orphan_del(struct ocfs2_super *osb,
42 struct ocfs2_journal_handle *handle, 42 handle_t *handle,
43 struct inode *orphan_dir_inode, 43 struct inode *orphan_dir_inode,
44 struct inode *inode, 44 struct inode *inode,
45 struct buffer_head *orphan_dir_bh); 45 struct buffer_head *orphan_dir_bh);
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 0462a7f4e21b..078883772bd6 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -34,6 +34,7 @@
34#include <linux/workqueue.h> 34#include <linux/workqueue.h>
35#include <linux/kref.h> 35#include <linux/kref.h>
36#include <linux/mutex.h> 36#include <linux/mutex.h>
37#include <linux/jbd.h>
37 38
38#include "cluster/nodemanager.h" 39#include "cluster/nodemanager.h"
39#include "cluster/heartbeat.h" 40#include "cluster/heartbeat.h"
@@ -179,9 +180,9 @@ enum ocfs2_mount_options
179#define OCFS2_OSB_SOFT_RO 0x0001 180#define OCFS2_OSB_SOFT_RO 0x0001
180#define OCFS2_OSB_HARD_RO 0x0002 181#define OCFS2_OSB_HARD_RO 0x0002
181#define OCFS2_OSB_ERROR_FS 0x0004 182#define OCFS2_OSB_ERROR_FS 0x0004
183#define OCFS2_DEFAULT_ATIME_QUANTUM 60
182 184
183struct ocfs2_journal; 185struct ocfs2_journal;
184struct ocfs2_journal_handle;
185struct ocfs2_super 186struct ocfs2_super
186{ 187{
187 struct task_struct *commit_task; 188 struct task_struct *commit_task;
@@ -218,6 +219,7 @@ struct ocfs2_super
218 unsigned long osb_flags; 219 unsigned long osb_flags;
219 220
220 unsigned long s_mount_opt; 221 unsigned long s_mount_opt;
222 unsigned int s_atime_quantum;
221 223
222 u16 max_slots; 224 u16 max_slots;
223 s16 node_num; 225 s16 node_num;
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 9d91e66f51a9..000d71cca6c5 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -49,7 +49,7 @@
49static inline void ocfs2_debug_bg(struct ocfs2_group_desc *bg); 49static inline void ocfs2_debug_bg(struct ocfs2_group_desc *bg);
50static inline void ocfs2_debug_suballoc_inode(struct ocfs2_dinode *fe); 50static inline void ocfs2_debug_suballoc_inode(struct ocfs2_dinode *fe);
51static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl); 51static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl);
52static int ocfs2_block_group_fill(struct ocfs2_journal_handle *handle, 52static int ocfs2_block_group_fill(handle_t *handle,
53 struct inode *alloc_inode, 53 struct inode *alloc_inode,
54 struct buffer_head *bg_bh, 54 struct buffer_head *bg_bh,
55 u64 group_blkno, 55 u64 group_blkno,
@@ -59,9 +59,6 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
59 struct inode *alloc_inode, 59 struct inode *alloc_inode,
60 struct buffer_head *bh); 60 struct buffer_head *bh);
61 61
62static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb,
63 struct ocfs2_alloc_context *ac);
64
65static int ocfs2_cluster_group_search(struct inode *inode, 62static int ocfs2_cluster_group_search(struct inode *inode,
66 struct buffer_head *group_bh, 63 struct buffer_head *group_bh,
67 u32 bits_wanted, u32 min_bits, 64 u32 bits_wanted, u32 min_bits,
@@ -72,6 +69,7 @@ static int ocfs2_block_group_search(struct inode *inode,
72 u16 *bit_off, u16 *bits_found); 69 u16 *bit_off, u16 *bits_found);
73static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb, 70static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb,
74 struct ocfs2_alloc_context *ac, 71 struct ocfs2_alloc_context *ac,
72 handle_t *handle,
75 u32 bits_wanted, 73 u32 bits_wanted,
76 u32 min_bits, 74 u32 min_bits,
77 u16 *bit_off, 75 u16 *bit_off,
@@ -79,20 +77,20 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb,
79 u64 *bg_blkno); 77 u64 *bg_blkno);
80static int ocfs2_test_bg_bit_allocatable(struct buffer_head *bg_bh, 78static int ocfs2_test_bg_bit_allocatable(struct buffer_head *bg_bh,
81 int nr); 79 int nr);
82static inline int ocfs2_block_group_set_bits(struct ocfs2_journal_handle *handle, 80static inline int ocfs2_block_group_set_bits(handle_t *handle,
83 struct inode *alloc_inode, 81 struct inode *alloc_inode,
84 struct ocfs2_group_desc *bg, 82 struct ocfs2_group_desc *bg,
85 struct buffer_head *group_bh, 83 struct buffer_head *group_bh,
86 unsigned int bit_off, 84 unsigned int bit_off,
87 unsigned int num_bits); 85 unsigned int num_bits);
88static inline int ocfs2_block_group_clear_bits(struct ocfs2_journal_handle *handle, 86static inline int ocfs2_block_group_clear_bits(handle_t *handle,
89 struct inode *alloc_inode, 87 struct inode *alloc_inode,
90 struct ocfs2_group_desc *bg, 88 struct ocfs2_group_desc *bg,
91 struct buffer_head *group_bh, 89 struct buffer_head *group_bh,
92 unsigned int bit_off, 90 unsigned int bit_off,
93 unsigned int num_bits); 91 unsigned int num_bits);
94 92
95static int ocfs2_relink_block_group(struct ocfs2_journal_handle *handle, 93static int ocfs2_relink_block_group(handle_t *handle,
96 struct inode *alloc_inode, 94 struct inode *alloc_inode,
97 struct buffer_head *fe_bh, 95 struct buffer_head *fe_bh,
98 struct buffer_head *bg_bh, 96 struct buffer_head *bg_bh,
@@ -100,7 +98,7 @@ static int ocfs2_relink_block_group(struct ocfs2_journal_handle *handle,
100 u16 chain); 98 u16 chain);
101static inline int ocfs2_block_group_reasonably_empty(struct ocfs2_group_desc *bg, 99static inline int ocfs2_block_group_reasonably_empty(struct ocfs2_group_desc *bg,
102 u32 wanted); 100 u32 wanted);
103static int ocfs2_free_suballoc_bits(struct ocfs2_journal_handle *handle, 101static int ocfs2_free_suballoc_bits(handle_t *handle,
104 struct inode *alloc_inode, 102 struct inode *alloc_inode,
105 struct buffer_head *alloc_bh, 103 struct buffer_head *alloc_bh,
106 unsigned int start_bit, 104 unsigned int start_bit,
@@ -120,8 +118,16 @@ static inline void ocfs2_block_to_cluster_group(struct inode *inode,
120 118
121void ocfs2_free_alloc_context(struct ocfs2_alloc_context *ac) 119void ocfs2_free_alloc_context(struct ocfs2_alloc_context *ac)
122{ 120{
123 if (ac->ac_inode) 121 struct inode *inode = ac->ac_inode;
124 iput(ac->ac_inode); 122
123 if (inode) {
124 if (ac->ac_which != OCFS2_AC_USE_LOCAL)
125 ocfs2_meta_unlock(inode, 1);
126
127 mutex_unlock(&inode->i_mutex);
128
129 iput(inode);
130 }
125 if (ac->ac_bh) 131 if (ac->ac_bh)
126 brelse(ac->ac_bh); 132 brelse(ac->ac_bh);
127 kfree(ac); 133 kfree(ac);
@@ -190,7 +196,7 @@ static int ocfs2_check_group_descriptor(struct super_block *sb,
190 return 0; 196 return 0;
191} 197}
192 198
193static int ocfs2_block_group_fill(struct ocfs2_journal_handle *handle, 199static int ocfs2_block_group_fill(handle_t *handle,
194 struct inode *alloc_inode, 200 struct inode *alloc_inode,
195 struct buffer_head *bg_bh, 201 struct buffer_head *bg_bh,
196 u64 group_blkno, 202 u64 group_blkno,
@@ -273,7 +279,7 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
273 struct ocfs2_dinode *fe = (struct ocfs2_dinode *) bh->b_data; 279 struct ocfs2_dinode *fe = (struct ocfs2_dinode *) bh->b_data;
274 struct ocfs2_chain_list *cl; 280 struct ocfs2_chain_list *cl;
275 struct ocfs2_alloc_context *ac = NULL; 281 struct ocfs2_alloc_context *ac = NULL;
276 struct ocfs2_journal_handle *handle = NULL; 282 handle_t *handle = NULL;
277 u32 bit_off, num_bits; 283 u32 bit_off, num_bits;
278 u16 alloc_rec; 284 u16 alloc_rec;
279 u64 bg_blkno; 285 u64 bg_blkno;
@@ -284,16 +290,8 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
284 290
285 mlog_entry_void(); 291 mlog_entry_void();
286 292
287 handle = ocfs2_alloc_handle(osb);
288 if (!handle) {
289 status = -ENOMEM;
290 mlog_errno(status);
291 goto bail;
292 }
293
294 cl = &fe->id2.i_chain; 293 cl = &fe->id2.i_chain;
295 status = ocfs2_reserve_clusters(osb, 294 status = ocfs2_reserve_clusters(osb,
296 handle,
297 le16_to_cpu(cl->cl_cpg), 295 le16_to_cpu(cl->cl_cpg),
298 &ac); 296 &ac);
299 if (status < 0) { 297 if (status < 0) {
@@ -304,7 +302,7 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
304 302
305 credits = ocfs2_calc_group_alloc_credits(osb->sb, 303 credits = ocfs2_calc_group_alloc_credits(osb->sb,
306 le16_to_cpu(cl->cl_cpg)); 304 le16_to_cpu(cl->cl_cpg));
307 handle = ocfs2_start_trans(osb, handle, credits); 305 handle = ocfs2_start_trans(osb, credits);
308 if (IS_ERR(handle)) { 306 if (IS_ERR(handle)) {
309 status = PTR_ERR(handle); 307 status = PTR_ERR(handle);
310 handle = NULL; 308 handle = NULL;
@@ -389,7 +387,7 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
389 status = 0; 387 status = 0;
390bail: 388bail:
391 if (handle) 389 if (handle)
392 ocfs2_commit_trans(handle); 390 ocfs2_commit_trans(osb, handle);
393 391
394 if (ac) 392 if (ac)
395 ocfs2_free_alloc_context(ac); 393 ocfs2_free_alloc_context(ac);
@@ -402,27 +400,38 @@ bail:
402} 400}
403 401
404static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb, 402static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb,
405 struct ocfs2_alloc_context *ac) 403 struct ocfs2_alloc_context *ac,
404 int type,
405 u32 slot)
406{ 406{
407 int status; 407 int status;
408 u32 bits_wanted = ac->ac_bits_wanted; 408 u32 bits_wanted = ac->ac_bits_wanted;
409 struct inode *alloc_inode = ac->ac_inode; 409 struct inode *alloc_inode;
410 struct buffer_head *bh = NULL; 410 struct buffer_head *bh = NULL;
411 struct ocfs2_journal_handle *handle = ac->ac_handle;
412 struct ocfs2_dinode *fe; 411 struct ocfs2_dinode *fe;
413 u32 free_bits; 412 u32 free_bits;
414 413
415 mlog_entry_void(); 414 mlog_entry_void();
416 415
417 BUG_ON(handle->flags & OCFS2_HANDLE_STARTED); 416 alloc_inode = ocfs2_get_system_file_inode(osb, type, slot);
417 if (!alloc_inode) {
418 mlog_errno(-EINVAL);
419 return -EINVAL;
420 }
418 421
419 ocfs2_handle_add_inode(handle, alloc_inode); 422 mutex_lock(&alloc_inode->i_mutex);
420 status = ocfs2_meta_lock(alloc_inode, handle, &bh, 1); 423
424 status = ocfs2_meta_lock(alloc_inode, &bh, 1);
421 if (status < 0) { 425 if (status < 0) {
426 mutex_unlock(&alloc_inode->i_mutex);
427 iput(alloc_inode);
428
422 mlog_errno(status); 429 mlog_errno(status);
423 goto bail; 430 return status;
424 } 431 }
425 432
433 ac->ac_inode = alloc_inode;
434
426 fe = (struct ocfs2_dinode *) bh->b_data; 435 fe = (struct ocfs2_dinode *) bh->b_data;
427 if (!OCFS2_IS_VALID_DINODE(fe)) { 436 if (!OCFS2_IS_VALID_DINODE(fe)) {
428 OCFS2_RO_ON_INVALID_DINODE(alloc_inode->i_sb, fe); 437 OCFS2_RO_ON_INVALID_DINODE(alloc_inode->i_sb, fe);
@@ -473,12 +482,11 @@ bail:
473} 482}
474 483
475int ocfs2_reserve_new_metadata(struct ocfs2_super *osb, 484int ocfs2_reserve_new_metadata(struct ocfs2_super *osb,
476 struct ocfs2_journal_handle *handle,
477 struct ocfs2_dinode *fe, 485 struct ocfs2_dinode *fe,
478 struct ocfs2_alloc_context **ac) 486 struct ocfs2_alloc_context **ac)
479{ 487{
480 int status; 488 int status;
481 struct inode *alloc_inode = NULL; 489 u32 slot;
482 490
483 *ac = kcalloc(1, sizeof(struct ocfs2_alloc_context), GFP_KERNEL); 491 *ac = kcalloc(1, sizeof(struct ocfs2_alloc_context), GFP_KERNEL);
484 if (!(*ac)) { 492 if (!(*ac)) {
@@ -488,28 +496,18 @@ int ocfs2_reserve_new_metadata(struct ocfs2_super *osb,
488 } 496 }
489 497
490 (*ac)->ac_bits_wanted = ocfs2_extend_meta_needed(fe); 498 (*ac)->ac_bits_wanted = ocfs2_extend_meta_needed(fe);
491 (*ac)->ac_handle = handle;
492 (*ac)->ac_which = OCFS2_AC_USE_META; 499 (*ac)->ac_which = OCFS2_AC_USE_META;
493 500
494#ifndef OCFS2_USE_ALL_METADATA_SUBALLOCATORS 501#ifndef OCFS2_USE_ALL_METADATA_SUBALLOCATORS
495 alloc_inode = ocfs2_get_system_file_inode(osb, 502 slot = 0;
496 EXTENT_ALLOC_SYSTEM_INODE,
497 0);
498#else 503#else
499 alloc_inode = ocfs2_get_system_file_inode(osb, 504 slot = osb->slot_num;
500 EXTENT_ALLOC_SYSTEM_INODE,
501 osb->slot_num);
502#endif 505#endif
503 if (!alloc_inode) {
504 status = -ENOMEM;
505 mlog_errno(status);
506 goto bail;
507 }
508 506
509 (*ac)->ac_inode = igrab(alloc_inode);
510 (*ac)->ac_group_search = ocfs2_block_group_search; 507 (*ac)->ac_group_search = ocfs2_block_group_search;
511 508
512 status = ocfs2_reserve_suballoc_bits(osb, (*ac)); 509 status = ocfs2_reserve_suballoc_bits(osb, (*ac),
510 EXTENT_ALLOC_SYSTEM_INODE, slot);
513 if (status < 0) { 511 if (status < 0) {
514 if (status != -ENOSPC) 512 if (status != -ENOSPC)
515 mlog_errno(status); 513 mlog_errno(status);
@@ -523,19 +521,14 @@ bail:
523 *ac = NULL; 521 *ac = NULL;
524 } 522 }
525 523
526 if (alloc_inode)
527 iput(alloc_inode);
528
529 mlog_exit(status); 524 mlog_exit(status);
530 return status; 525 return status;
531} 526}
532 527
533int ocfs2_reserve_new_inode(struct ocfs2_super *osb, 528int ocfs2_reserve_new_inode(struct ocfs2_super *osb,
534 struct ocfs2_journal_handle *handle,
535 struct ocfs2_alloc_context **ac) 529 struct ocfs2_alloc_context **ac)
536{ 530{
537 int status; 531 int status;
538 struct inode *alloc_inode = NULL;
539 532
540 *ac = kcalloc(1, sizeof(struct ocfs2_alloc_context), GFP_KERNEL); 533 *ac = kcalloc(1, sizeof(struct ocfs2_alloc_context), GFP_KERNEL);
541 if (!(*ac)) { 534 if (!(*ac)) {
@@ -545,22 +538,13 @@ int ocfs2_reserve_new_inode(struct ocfs2_super *osb,
545 } 538 }
546 539
547 (*ac)->ac_bits_wanted = 1; 540 (*ac)->ac_bits_wanted = 1;
548 (*ac)->ac_handle = handle;
549 (*ac)->ac_which = OCFS2_AC_USE_INODE; 541 (*ac)->ac_which = OCFS2_AC_USE_INODE;
550 542
551 alloc_inode = ocfs2_get_system_file_inode(osb,
552 INODE_ALLOC_SYSTEM_INODE,
553 osb->slot_num);
554 if (!alloc_inode) {
555 status = -ENOMEM;
556 mlog_errno(status);
557 goto bail;
558 }
559
560 (*ac)->ac_inode = igrab(alloc_inode);
561 (*ac)->ac_group_search = ocfs2_block_group_search; 543 (*ac)->ac_group_search = ocfs2_block_group_search;
562 544
563 status = ocfs2_reserve_suballoc_bits(osb, *ac); 545 status = ocfs2_reserve_suballoc_bits(osb, *ac,
546 INODE_ALLOC_SYSTEM_INODE,
547 osb->slot_num);
564 if (status < 0) { 548 if (status < 0) {
565 if (status != -ENOSPC) 549 if (status != -ENOSPC)
566 mlog_errno(status); 550 mlog_errno(status);
@@ -574,9 +558,6 @@ bail:
574 *ac = NULL; 558 *ac = NULL;
575 } 559 }
576 560
577 if (alloc_inode)
578 iput(alloc_inode);
579
580 mlog_exit(status); 561 mlog_exit(status);
581 return status; 562 return status;
582} 563}
@@ -588,20 +569,17 @@ int ocfs2_reserve_cluster_bitmap_bits(struct ocfs2_super *osb,
588{ 569{
589 int status; 570 int status;
590 571
591 ac->ac_inode = ocfs2_get_system_file_inode(osb,
592 GLOBAL_BITMAP_SYSTEM_INODE,
593 OCFS2_INVALID_SLOT);
594 if (!ac->ac_inode) {
595 status = -EINVAL;
596 mlog(ML_ERROR, "Could not get bitmap inode!\n");
597 goto bail;
598 }
599 ac->ac_which = OCFS2_AC_USE_MAIN; 572 ac->ac_which = OCFS2_AC_USE_MAIN;
600 ac->ac_group_search = ocfs2_cluster_group_search; 573 ac->ac_group_search = ocfs2_cluster_group_search;
601 574
602 status = ocfs2_reserve_suballoc_bits(osb, ac); 575 status = ocfs2_reserve_suballoc_bits(osb, ac,
603 if (status < 0 && status != -ENOSPC) 576 GLOBAL_BITMAP_SYSTEM_INODE,
577 OCFS2_INVALID_SLOT);
578 if (status < 0 && status != -ENOSPC) {
604 mlog_errno(status); 579 mlog_errno(status);
580 goto bail;
581 }
582
605bail: 583bail:
606 return status; 584 return status;
607} 585}
@@ -610,7 +588,6 @@ bail:
610 * use so we figure it out for them, but unfortunately this clutters 588 * use so we figure it out for them, but unfortunately this clutters
611 * things a bit. */ 589 * things a bit. */
612int ocfs2_reserve_clusters(struct ocfs2_super *osb, 590int ocfs2_reserve_clusters(struct ocfs2_super *osb,
613 struct ocfs2_journal_handle *handle,
614 u32 bits_wanted, 591 u32 bits_wanted,
615 struct ocfs2_alloc_context **ac) 592 struct ocfs2_alloc_context **ac)
616{ 593{
@@ -618,8 +595,6 @@ int ocfs2_reserve_clusters(struct ocfs2_super *osb,
618 595
619 mlog_entry_void(); 596 mlog_entry_void();
620 597
621 BUG_ON(!handle);
622
623 *ac = kcalloc(1, sizeof(struct ocfs2_alloc_context), GFP_KERNEL); 598 *ac = kcalloc(1, sizeof(struct ocfs2_alloc_context), GFP_KERNEL);
624 if (!(*ac)) { 599 if (!(*ac)) {
625 status = -ENOMEM; 600 status = -ENOMEM;
@@ -628,12 +603,10 @@ int ocfs2_reserve_clusters(struct ocfs2_super *osb,
628 } 603 }
629 604
630 (*ac)->ac_bits_wanted = bits_wanted; 605 (*ac)->ac_bits_wanted = bits_wanted;
631 (*ac)->ac_handle = handle;
632 606
633 status = -ENOSPC; 607 status = -ENOSPC;
634 if (ocfs2_alloc_should_use_local(osb, bits_wanted)) { 608 if (ocfs2_alloc_should_use_local(osb, bits_wanted)) {
635 status = ocfs2_reserve_local_alloc_bits(osb, 609 status = ocfs2_reserve_local_alloc_bits(osb,
636 handle,
637 bits_wanted, 610 bits_wanted,
638 *ac); 611 *ac);
639 if ((status < 0) && (status != -ENOSPC)) { 612 if ((status < 0) && (status != -ENOSPC)) {
@@ -774,7 +747,7 @@ static int ocfs2_block_group_find_clear_bits(struct ocfs2_super *osb,
774 return status; 747 return status;
775} 748}
776 749
777static inline int ocfs2_block_group_set_bits(struct ocfs2_journal_handle *handle, 750static inline int ocfs2_block_group_set_bits(handle_t *handle,
778 struct inode *alloc_inode, 751 struct inode *alloc_inode,
779 struct ocfs2_group_desc *bg, 752 struct ocfs2_group_desc *bg,
780 struct buffer_head *group_bh, 753 struct buffer_head *group_bh,
@@ -845,7 +818,7 @@ static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl)
845 return best; 818 return best;
846} 819}
847 820
848static int ocfs2_relink_block_group(struct ocfs2_journal_handle *handle, 821static int ocfs2_relink_block_group(handle_t *handle,
849 struct inode *alloc_inode, 822 struct inode *alloc_inode,
850 struct buffer_head *fe_bh, 823 struct buffer_head *fe_bh,
851 struct buffer_head *bg_bh, 824 struct buffer_head *bg_bh,
@@ -1025,7 +998,7 @@ static int ocfs2_block_group_search(struct inode *inode,
1025} 998}
1026 999
1027static int ocfs2_alloc_dinode_update_counts(struct inode *inode, 1000static int ocfs2_alloc_dinode_update_counts(struct inode *inode,
1028 struct ocfs2_journal_handle *handle, 1001 handle_t *handle,
1029 struct buffer_head *di_bh, 1002 struct buffer_head *di_bh,
1030 u32 num_bits, 1003 u32 num_bits,
1031 u16 chain) 1004 u16 chain)
@@ -1055,6 +1028,7 @@ out:
1055} 1028}
1056 1029
1057static int ocfs2_search_one_group(struct ocfs2_alloc_context *ac, 1030static int ocfs2_search_one_group(struct ocfs2_alloc_context *ac,
1031 handle_t *handle,
1058 u32 bits_wanted, 1032 u32 bits_wanted,
1059 u32 min_bits, 1033 u32 min_bits,
1060 u16 *bit_off, 1034 u16 *bit_off,
@@ -1067,7 +1041,6 @@ static int ocfs2_search_one_group(struct ocfs2_alloc_context *ac,
1067 struct buffer_head *group_bh = NULL; 1041 struct buffer_head *group_bh = NULL;
1068 struct ocfs2_group_desc *gd; 1042 struct ocfs2_group_desc *gd;
1069 struct inode *alloc_inode = ac->ac_inode; 1043 struct inode *alloc_inode = ac->ac_inode;
1070 struct ocfs2_journal_handle *handle = ac->ac_handle;
1071 1044
1072 ret = ocfs2_read_block(OCFS2_SB(alloc_inode->i_sb), gd_blkno, 1045 ret = ocfs2_read_block(OCFS2_SB(alloc_inode->i_sb), gd_blkno,
1073 &group_bh, OCFS2_BH_CACHED, alloc_inode); 1046 &group_bh, OCFS2_BH_CACHED, alloc_inode);
@@ -1115,6 +1088,7 @@ out:
1115} 1088}
1116 1089
1117static int ocfs2_search_chain(struct ocfs2_alloc_context *ac, 1090static int ocfs2_search_chain(struct ocfs2_alloc_context *ac,
1091 handle_t *handle,
1118 u32 bits_wanted, 1092 u32 bits_wanted,
1119 u32 min_bits, 1093 u32 min_bits,
1120 u16 *bit_off, 1094 u16 *bit_off,
@@ -1126,7 +1100,6 @@ static int ocfs2_search_chain(struct ocfs2_alloc_context *ac,
1126 u16 chain, tmp_bits; 1100 u16 chain, tmp_bits;
1127 u32 tmp_used; 1101 u32 tmp_used;
1128 u64 next_group; 1102 u64 next_group;
1129 struct ocfs2_journal_handle *handle = ac->ac_handle;
1130 struct inode *alloc_inode = ac->ac_inode; 1103 struct inode *alloc_inode = ac->ac_inode;
1131 struct buffer_head *group_bh = NULL; 1104 struct buffer_head *group_bh = NULL;
1132 struct buffer_head *prev_group_bh = NULL; 1105 struct buffer_head *prev_group_bh = NULL;
@@ -1272,6 +1245,7 @@ bail:
1272/* will give out up to bits_wanted contiguous bits. */ 1245/* will give out up to bits_wanted contiguous bits. */
1273static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb, 1246static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb,
1274 struct ocfs2_alloc_context *ac, 1247 struct ocfs2_alloc_context *ac,
1248 handle_t *handle,
1275 u32 bits_wanted, 1249 u32 bits_wanted,
1276 u32 min_bits, 1250 u32 min_bits,
1277 u16 *bit_off, 1251 u16 *bit_off,
@@ -1313,8 +1287,8 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb,
1313 * by jumping straight to the most recently used 1287 * by jumping straight to the most recently used
1314 * allocation group. This helps us mantain some 1288 * allocation group. This helps us mantain some
1315 * contiguousness across allocations. */ 1289 * contiguousness across allocations. */
1316 status = ocfs2_search_one_group(ac, bits_wanted, min_bits, 1290 status = ocfs2_search_one_group(ac, handle, bits_wanted,
1317 bit_off, num_bits, 1291 min_bits, bit_off, num_bits,
1318 hint_blkno, &bits_left); 1292 hint_blkno, &bits_left);
1319 if (!status) { 1293 if (!status) {
1320 /* Be careful to update *bg_blkno here as the 1294 /* Be careful to update *bg_blkno here as the
@@ -1336,7 +1310,7 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb,
1336 ac->ac_chain = victim; 1310 ac->ac_chain = victim;
1337 ac->ac_allow_chain_relink = 1; 1311 ac->ac_allow_chain_relink = 1;
1338 1312
1339 status = ocfs2_search_chain(ac, bits_wanted, min_bits, bit_off, 1313 status = ocfs2_search_chain(ac, handle, bits_wanted, min_bits, bit_off,
1340 num_bits, bg_blkno, &bits_left); 1314 num_bits, bg_blkno, &bits_left);
1341 if (!status) 1315 if (!status)
1342 goto set_hint; 1316 goto set_hint;
@@ -1360,7 +1334,7 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb,
1360 continue; 1334 continue;
1361 1335
1362 ac->ac_chain = i; 1336 ac->ac_chain = i;
1363 status = ocfs2_search_chain(ac, bits_wanted, min_bits, 1337 status = ocfs2_search_chain(ac, handle, bits_wanted, min_bits,
1364 bit_off, num_bits, bg_blkno, 1338 bit_off, num_bits, bg_blkno,
1365 &bits_left); 1339 &bits_left);
1366 if (!status) 1340 if (!status)
@@ -1388,7 +1362,7 @@ bail:
1388} 1362}
1389 1363
1390int ocfs2_claim_metadata(struct ocfs2_super *osb, 1364int ocfs2_claim_metadata(struct ocfs2_super *osb,
1391 struct ocfs2_journal_handle *handle, 1365 handle_t *handle,
1392 struct ocfs2_alloc_context *ac, 1366 struct ocfs2_alloc_context *ac,
1393 u32 bits_wanted, 1367 u32 bits_wanted,
1394 u16 *suballoc_bit_start, 1368 u16 *suballoc_bit_start,
@@ -1401,10 +1375,10 @@ int ocfs2_claim_metadata(struct ocfs2_super *osb,
1401 BUG_ON(!ac); 1375 BUG_ON(!ac);
1402 BUG_ON(ac->ac_bits_wanted < (ac->ac_bits_given + bits_wanted)); 1376 BUG_ON(ac->ac_bits_wanted < (ac->ac_bits_given + bits_wanted));
1403 BUG_ON(ac->ac_which != OCFS2_AC_USE_META); 1377 BUG_ON(ac->ac_which != OCFS2_AC_USE_META);
1404 BUG_ON(ac->ac_handle != handle);
1405 1378
1406 status = ocfs2_claim_suballoc_bits(osb, 1379 status = ocfs2_claim_suballoc_bits(osb,
1407 ac, 1380 ac,
1381 handle,
1408 bits_wanted, 1382 bits_wanted,
1409 1, 1383 1,
1410 suballoc_bit_start, 1384 suballoc_bit_start,
@@ -1425,7 +1399,7 @@ bail:
1425} 1399}
1426 1400
1427int ocfs2_claim_new_inode(struct ocfs2_super *osb, 1401int ocfs2_claim_new_inode(struct ocfs2_super *osb,
1428 struct ocfs2_journal_handle *handle, 1402 handle_t *handle,
1429 struct ocfs2_alloc_context *ac, 1403 struct ocfs2_alloc_context *ac,
1430 u16 *suballoc_bit, 1404 u16 *suballoc_bit,
1431 u64 *fe_blkno) 1405 u64 *fe_blkno)
@@ -1440,10 +1414,10 @@ int ocfs2_claim_new_inode(struct ocfs2_super *osb,
1440 BUG_ON(ac->ac_bits_given != 0); 1414 BUG_ON(ac->ac_bits_given != 0);
1441 BUG_ON(ac->ac_bits_wanted != 1); 1415 BUG_ON(ac->ac_bits_wanted != 1);
1442 BUG_ON(ac->ac_which != OCFS2_AC_USE_INODE); 1416 BUG_ON(ac->ac_which != OCFS2_AC_USE_INODE);
1443 BUG_ON(ac->ac_handle != handle);
1444 1417
1445 status = ocfs2_claim_suballoc_bits(osb, 1418 status = ocfs2_claim_suballoc_bits(osb,
1446 ac, 1419 ac,
1420 handle,
1447 1, 1421 1,
1448 1, 1422 1,
1449 suballoc_bit, 1423 suballoc_bit,
@@ -1528,7 +1502,7 @@ static inline void ocfs2_block_to_cluster_group(struct inode *inode,
1528 * of any size. 1502 * of any size.
1529 */ 1503 */
1530int ocfs2_claim_clusters(struct ocfs2_super *osb, 1504int ocfs2_claim_clusters(struct ocfs2_super *osb,
1531 struct ocfs2_journal_handle *handle, 1505 handle_t *handle,
1532 struct ocfs2_alloc_context *ac, 1506 struct ocfs2_alloc_context *ac,
1533 u32 min_clusters, 1507 u32 min_clusters,
1534 u32 *cluster_start, 1508 u32 *cluster_start,
@@ -1546,7 +1520,6 @@ int ocfs2_claim_clusters(struct ocfs2_super *osb,
1546 1520
1547 BUG_ON(ac->ac_which != OCFS2_AC_USE_LOCAL 1521 BUG_ON(ac->ac_which != OCFS2_AC_USE_LOCAL
1548 && ac->ac_which != OCFS2_AC_USE_MAIN); 1522 && ac->ac_which != OCFS2_AC_USE_MAIN);
1549 BUG_ON(ac->ac_handle != handle);
1550 1523
1551 if (ac->ac_which == OCFS2_AC_USE_LOCAL) { 1524 if (ac->ac_which == OCFS2_AC_USE_LOCAL) {
1552 status = ocfs2_claim_local_alloc_bits(osb, 1525 status = ocfs2_claim_local_alloc_bits(osb,
@@ -1572,6 +1545,7 @@ int ocfs2_claim_clusters(struct ocfs2_super *osb,
1572 1545
1573 status = ocfs2_claim_suballoc_bits(osb, 1546 status = ocfs2_claim_suballoc_bits(osb,
1574 ac, 1547 ac,
1548 handle,
1575 bits_wanted, 1549 bits_wanted,
1576 min_clusters, 1550 min_clusters,
1577 &bg_bit_off, 1551 &bg_bit_off,
@@ -1598,7 +1572,7 @@ bail:
1598 return status; 1572 return status;
1599} 1573}
1600 1574
1601static inline int ocfs2_block_group_clear_bits(struct ocfs2_journal_handle *handle, 1575static inline int ocfs2_block_group_clear_bits(handle_t *handle,
1602 struct inode *alloc_inode, 1576 struct inode *alloc_inode,
1603 struct ocfs2_group_desc *bg, 1577 struct ocfs2_group_desc *bg,
1604 struct buffer_head *group_bh, 1578 struct buffer_head *group_bh,
@@ -1653,7 +1627,7 @@ bail:
1653/* 1627/*
1654 * expects the suballoc inode to already be locked. 1628 * expects the suballoc inode to already be locked.
1655 */ 1629 */
1656static int ocfs2_free_suballoc_bits(struct ocfs2_journal_handle *handle, 1630static int ocfs2_free_suballoc_bits(handle_t *handle,
1657 struct inode *alloc_inode, 1631 struct inode *alloc_inode,
1658 struct buffer_head *alloc_bh, 1632 struct buffer_head *alloc_bh,
1659 unsigned int start_bit, 1633 unsigned int start_bit,
@@ -1737,7 +1711,7 @@ static inline u64 ocfs2_which_suballoc_group(u64 block, unsigned int bit)
1737 return group; 1711 return group;
1738} 1712}
1739 1713
1740int ocfs2_free_dinode(struct ocfs2_journal_handle *handle, 1714int ocfs2_free_dinode(handle_t *handle,
1741 struct inode *inode_alloc_inode, 1715 struct inode *inode_alloc_inode,
1742 struct buffer_head *inode_alloc_bh, 1716 struct buffer_head *inode_alloc_bh,
1743 struct ocfs2_dinode *di) 1717 struct ocfs2_dinode *di)
@@ -1750,7 +1724,7 @@ int ocfs2_free_dinode(struct ocfs2_journal_handle *handle,
1750 inode_alloc_bh, bit, bg_blkno, 1); 1724 inode_alloc_bh, bit, bg_blkno, 1);
1751} 1725}
1752 1726
1753int ocfs2_free_extent_block(struct ocfs2_journal_handle *handle, 1727int ocfs2_free_extent_block(handle_t *handle,
1754 struct inode *eb_alloc_inode, 1728 struct inode *eb_alloc_inode,
1755 struct buffer_head *eb_alloc_bh, 1729 struct buffer_head *eb_alloc_bh,
1756 struct ocfs2_extent_block *eb) 1730 struct ocfs2_extent_block *eb)
@@ -1763,7 +1737,7 @@ int ocfs2_free_extent_block(struct ocfs2_journal_handle *handle,
1763 bit, bg_blkno, 1); 1737 bit, bg_blkno, 1);
1764} 1738}
1765 1739
1766int ocfs2_free_clusters(struct ocfs2_journal_handle *handle, 1740int ocfs2_free_clusters(handle_t *handle,
1767 struct inode *bitmap_inode, 1741 struct inode *bitmap_inode,
1768 struct buffer_head *bitmap_bh, 1742 struct buffer_head *bitmap_bh,
1769 u64 start_blk, 1743 u64 start_blk,
diff --git a/fs/ocfs2/suballoc.h b/fs/ocfs2/suballoc.h
index c787838d1052..1a3c94cb9250 100644
--- a/fs/ocfs2/suballoc.h
+++ b/fs/ocfs2/suballoc.h
@@ -43,7 +43,6 @@ struct ocfs2_alloc_context {
43#define OCFS2_AC_USE_INODE 3 43#define OCFS2_AC_USE_INODE 3
44#define OCFS2_AC_USE_META 4 44#define OCFS2_AC_USE_META 4
45 u32 ac_which; 45 u32 ac_which;
46 struct ocfs2_journal_handle *ac_handle;
47 46
48 /* these are used by the chain search */ 47 /* these are used by the chain search */
49 u16 ac_chain; 48 u16 ac_chain;
@@ -60,45 +59,42 @@ static inline int ocfs2_alloc_context_bits_left(struct ocfs2_alloc_context *ac)
60} 59}
61 60
62int ocfs2_reserve_new_metadata(struct ocfs2_super *osb, 61int ocfs2_reserve_new_metadata(struct ocfs2_super *osb,
63 struct ocfs2_journal_handle *handle,
64 struct ocfs2_dinode *fe, 62 struct ocfs2_dinode *fe,
65 struct ocfs2_alloc_context **ac); 63 struct ocfs2_alloc_context **ac);
66int ocfs2_reserve_new_inode(struct ocfs2_super *osb, 64int ocfs2_reserve_new_inode(struct ocfs2_super *osb,
67 struct ocfs2_journal_handle *handle,
68 struct ocfs2_alloc_context **ac); 65 struct ocfs2_alloc_context **ac);
69int ocfs2_reserve_clusters(struct ocfs2_super *osb, 66int ocfs2_reserve_clusters(struct ocfs2_super *osb,
70 struct ocfs2_journal_handle *handle,
71 u32 bits_wanted, 67 u32 bits_wanted,
72 struct ocfs2_alloc_context **ac); 68 struct ocfs2_alloc_context **ac);
73 69
74int ocfs2_claim_metadata(struct ocfs2_super *osb, 70int ocfs2_claim_metadata(struct ocfs2_super *osb,
75 struct ocfs2_journal_handle *handle, 71 handle_t *handle,
76 struct ocfs2_alloc_context *ac, 72 struct ocfs2_alloc_context *ac,
77 u32 bits_wanted, 73 u32 bits_wanted,
78 u16 *suballoc_bit_start, 74 u16 *suballoc_bit_start,
79 u32 *num_bits, 75 u32 *num_bits,
80 u64 *blkno_start); 76 u64 *blkno_start);
81int ocfs2_claim_new_inode(struct ocfs2_super *osb, 77int ocfs2_claim_new_inode(struct ocfs2_super *osb,
82 struct ocfs2_journal_handle *handle, 78 handle_t *handle,
83 struct ocfs2_alloc_context *ac, 79 struct ocfs2_alloc_context *ac,
84 u16 *suballoc_bit, 80 u16 *suballoc_bit,
85 u64 *fe_blkno); 81 u64 *fe_blkno);
86int ocfs2_claim_clusters(struct ocfs2_super *osb, 82int ocfs2_claim_clusters(struct ocfs2_super *osb,
87 struct ocfs2_journal_handle *handle, 83 handle_t *handle,
88 struct ocfs2_alloc_context *ac, 84 struct ocfs2_alloc_context *ac,
89 u32 min_clusters, 85 u32 min_clusters,
90 u32 *cluster_start, 86 u32 *cluster_start,
91 u32 *num_clusters); 87 u32 *num_clusters);
92 88
93int ocfs2_free_dinode(struct ocfs2_journal_handle *handle, 89int ocfs2_free_dinode(handle_t *handle,
94 struct inode *inode_alloc_inode, 90 struct inode *inode_alloc_inode,
95 struct buffer_head *inode_alloc_bh, 91 struct buffer_head *inode_alloc_bh,
96 struct ocfs2_dinode *di); 92 struct ocfs2_dinode *di);
97int ocfs2_free_extent_block(struct ocfs2_journal_handle *handle, 93int ocfs2_free_extent_block(handle_t *handle,
98 struct inode *eb_alloc_inode, 94 struct inode *eb_alloc_inode,
99 struct buffer_head *eb_alloc_bh, 95 struct buffer_head *eb_alloc_bh,
100 struct ocfs2_extent_block *eb); 96 struct ocfs2_extent_block *eb);
101int ocfs2_free_clusters(struct ocfs2_journal_handle *handle, 97int ocfs2_free_clusters(handle_t *handle,
102 struct inode *bitmap_inode, 98 struct inode *bitmap_inode,
103 struct buffer_head *bitmap_bh, 99 struct buffer_head *bitmap_bh,
104 u64 start_blk, 100 u64 start_blk,
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 76b46ebbb10c..b0992573dee2 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -70,8 +70,6 @@
70 70
71static kmem_cache_t *ocfs2_inode_cachep = NULL; 71static kmem_cache_t *ocfs2_inode_cachep = NULL;
72 72
73kmem_cache_t *ocfs2_lock_cache = NULL;
74
75/* OCFS2 needs to schedule several differnt types of work which 73/* OCFS2 needs to schedule several differnt types of work which
76 * require cluster locking, disk I/O, recovery waits, etc. Since these 74 * require cluster locking, disk I/O, recovery waits, etc. Since these
77 * types of work tend to be heavy we avoid using the kernel events 75 * types of work tend to be heavy we avoid using the kernel events
@@ -141,6 +139,7 @@ enum {
141 Opt_hb_local, 139 Opt_hb_local,
142 Opt_data_ordered, 140 Opt_data_ordered,
143 Opt_data_writeback, 141 Opt_data_writeback,
142 Opt_atime_quantum,
144 Opt_err, 143 Opt_err,
145}; 144};
146 145
@@ -154,6 +153,7 @@ static match_table_t tokens = {
154 {Opt_hb_local, OCFS2_HB_LOCAL}, 153 {Opt_hb_local, OCFS2_HB_LOCAL},
155 {Opt_data_ordered, "data=ordered"}, 154 {Opt_data_ordered, "data=ordered"},
156 {Opt_data_writeback, "data=writeback"}, 155 {Opt_data_writeback, "data=writeback"},
156 {Opt_atime_quantum, "atime_quantum=%u"},
157 {Opt_err, NULL} 157 {Opt_err, NULL}
158}; 158};
159 159
@@ -707,6 +707,7 @@ static int ocfs2_parse_options(struct super_block *sb,
707 while ((p = strsep(&options, ",")) != NULL) { 707 while ((p = strsep(&options, ",")) != NULL) {
708 int token, option; 708 int token, option;
709 substring_t args[MAX_OPT_ARGS]; 709 substring_t args[MAX_OPT_ARGS];
710 struct ocfs2_super * osb = OCFS2_SB(sb);
710 711
711 if (!*p) 712 if (!*p)
712 continue; 713 continue;
@@ -747,6 +748,16 @@ static int ocfs2_parse_options(struct super_block *sb,
747 case Opt_data_writeback: 748 case Opt_data_writeback:
748 *mount_opt |= OCFS2_MOUNT_DATA_WRITEBACK; 749 *mount_opt |= OCFS2_MOUNT_DATA_WRITEBACK;
749 break; 750 break;
751 case Opt_atime_quantum:
752 if (match_int(&args[0], &option)) {
753 status = 0;
754 goto bail;
755 }
756 if (option >= 0)
757 osb->s_atime_quantum = option;
758 else
759 osb->s_atime_quantum = OCFS2_DEFAULT_ATIME_QUANTUM;
760 break;
750 default: 761 default:
751 mlog(ML_ERROR, 762 mlog(ML_ERROR,
752 "Unrecognized mount option \"%s\" " 763 "Unrecognized mount option \"%s\" "
@@ -867,7 +878,7 @@ static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
867 goto bail; 878 goto bail;
868 } 879 }
869 880
870 status = ocfs2_meta_lock(inode, NULL, &bh, 0); 881 status = ocfs2_meta_lock(inode, &bh, 0);
871 if (status < 0) { 882 if (status < 0) {
872 mlog_errno(status); 883 mlog_errno(status);
873 goto bail; 884 goto bail;
@@ -914,9 +925,7 @@ static void ocfs2_inode_init_once(void *data,
914 oi->ip_open_count = 0; 925 oi->ip_open_count = 0;
915 spin_lock_init(&oi->ip_lock); 926 spin_lock_init(&oi->ip_lock);
916 ocfs2_extent_map_init(&oi->vfs_inode); 927 ocfs2_extent_map_init(&oi->vfs_inode);
917 INIT_LIST_HEAD(&oi->ip_handle_list);
918 INIT_LIST_HEAD(&oi->ip_io_markers); 928 INIT_LIST_HEAD(&oi->ip_io_markers);
919 oi->ip_handle = NULL;
920 oi->ip_created_trans = 0; 929 oi->ip_created_trans = 0;
921 oi->ip_last_trans = 0; 930 oi->ip_last_trans = 0;
922 oi->ip_dir_start_lookup = 0; 931 oi->ip_dir_start_lookup = 0;
@@ -948,14 +957,6 @@ static int ocfs2_initialize_mem_caches(void)
948 if (!ocfs2_inode_cachep) 957 if (!ocfs2_inode_cachep)
949 return -ENOMEM; 958 return -ENOMEM;
950 959
951 ocfs2_lock_cache = kmem_cache_create("ocfs2_lock",
952 sizeof(struct ocfs2_journal_lock),
953 0,
954 SLAB_HWCACHE_ALIGN,
955 NULL, NULL);
956 if (!ocfs2_lock_cache)
957 return -ENOMEM;
958
959 return 0; 960 return 0;
960} 961}
961 962
@@ -963,11 +964,8 @@ static void ocfs2_free_mem_caches(void)
963{ 964{
964 if (ocfs2_inode_cachep) 965 if (ocfs2_inode_cachep)
965 kmem_cache_destroy(ocfs2_inode_cachep); 966 kmem_cache_destroy(ocfs2_inode_cachep);
966 if (ocfs2_lock_cache)
967 kmem_cache_destroy(ocfs2_lock_cache);
968 967
969 ocfs2_inode_cachep = NULL; 968 ocfs2_inode_cachep = NULL;
970 ocfs2_lock_cache = NULL;
971} 969}
972 970
973static int ocfs2_get_sector(struct super_block *sb, 971static int ocfs2_get_sector(struct super_block *sb,
@@ -1280,6 +1278,8 @@ static int ocfs2_initialize_super(struct super_block *sb,
1280 init_waitqueue_head(&osb->checkpoint_event); 1278 init_waitqueue_head(&osb->checkpoint_event);
1281 atomic_set(&osb->needs_checkpoint, 0); 1279 atomic_set(&osb->needs_checkpoint, 0);
1282 1280
1281 osb->s_atime_quantum = OCFS2_DEFAULT_ATIME_QUANTUM;
1282
1283 osb->node_num = O2NM_INVALID_NODE_NUM; 1283 osb->node_num = O2NM_INVALID_NODE_NUM;
1284 osb->slot_num = OCFS2_INVALID_SLOT; 1284 osb->slot_num = OCFS2_INVALID_SLOT;
1285 1285
diff --git a/fs/ocfs2/symlink.c b/fs/ocfs2/symlink.c
index c0f68aa6c175..957d6878b03e 100644
--- a/fs/ocfs2/symlink.c
+++ b/fs/ocfs2/symlink.c
@@ -126,6 +126,10 @@ static int ocfs2_readlink(struct dentry *dentry,
126 goto out; 126 goto out;
127 } 127 }
128 128
129 /*
130 * Without vfsmount we can't update atime now,
131 * but we will update atime here ultimately.
132 */
129 ret = vfs_readlink(dentry, buffer, buflen, link); 133 ret = vfs_readlink(dentry, buffer, buflen, link);
130 134
131 brelse(bh); 135 brelse(bh);
diff --git a/mm/filemap.c b/mm/filemap.c
index 7b84dc814347..13df01c50479 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1893,6 +1893,7 @@ int should_remove_suid(struct dentry *dentry)
1893 1893
1894 return 0; 1894 return 0;
1895} 1895}
1896EXPORT_SYMBOL(should_remove_suid);
1896 1897
1897int __remove_suid(struct dentry *dentry, int kill) 1898int __remove_suid(struct dentry *dentry, int kill)
1898{ 1899{
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-27 23:53:52 -0500