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authorFelix Blyakher <felixb@sgi.com>2009-02-09 12:52:34 -0500
committerFelix Blyakher <felixb@sgi.com>2009-02-09 12:52:34 -0500
commit8e08f6eb34af13b78d379a025e4c9f8612b47b95 (patch)
tree663bb4dcfa4552bb8daf19055d7e4d86a0ad84c2 /fs
parent9483c89eae58bee79b0280c625ca35a7b78fa300 (diff)
parentfcafb71b57a039f2113b0321b3b5535fea3a0aca (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/fs/xfs/xfs
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/Makefile1
-rw-r--r--fs/xfs/linux-2.6/xfs_iops.c30
-rw-r--r--fs/xfs/linux-2.6/xfs_linux.h11
-rw-r--r--fs/xfs/linux-2.6/xfs_quotaops.c157
-rw-r--r--fs/xfs/linux-2.6/xfs_super.c64
-rw-r--r--fs/xfs/linux-2.6/xfs_super.h1
-rw-r--r--fs/xfs/linux-2.6/xfs_sync.h1
-rw-r--r--fs/xfs/quota/xfs_dquot.c28
-rw-r--r--fs/xfs/quota/xfs_dquot.h14
-rw-r--r--fs/xfs/quota/xfs_qm.c62
-rw-r--r--fs/xfs/quota/xfs_qm.h20
-rw-r--r--fs/xfs/quota/xfs_qm_bhv.c1
-rw-r--r--fs/xfs/quota/xfs_qm_syscalls.c188
-rw-r--r--fs/xfs/quota/xfs_quota_priv.h40
-rw-r--r--fs/xfs/xfs_ag.h4
-rw-r--r--fs/xfs/xfs_da_btree.c2
-rw-r--r--fs/xfs/xfs_da_btree.h6
-rw-r--r--fs/xfs/xfs_ialloc.c10
-rw-r--r--fs/xfs/xfs_ialloc_btree.h22
-rw-r--r--fs/xfs/xfs_log.c28
-rw-r--r--fs/xfs/xfs_log_priv.h2
-rw-r--r--fs/xfs/xfs_log_recover.c4
-rw-r--r--fs/xfs/xfs_mount.h6
-rw-r--r--fs/xfs/xfs_qmops.c1
-rw-r--r--fs/xfs/xfs_quota.h2
-rw-r--r--fs/xfs/xfs_trans.h12
-rw-r--r--fs/xfs/xfs_trans_space.h2
-rw-r--r--fs/xfs/xfs_types.h8
-rw-r--r--fs/xfs/xfs_vnodeops.c351
-rw-r--r--fs/xfs/xfs_vnodeops.h2
30 files changed, 346 insertions, 734 deletions
diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile
index c3dc491fff89..60f107e47fe9 100644
--- a/fs/xfs/Makefile
+++ b/fs/xfs/Makefile
@@ -33,6 +33,7 @@ xfs-$(CONFIG_XFS_QUOTA) += $(addprefix quota/, \
33 xfs_qm_syscalls.o \ 33 xfs_qm_syscalls.o \
34 xfs_qm_bhv.o \ 34 xfs_qm_bhv.o \
35 xfs_qm.o) 35 xfs_qm.o)
36xfs-$(CONFIG_XFS_QUOTA) += linux-2.6/xfs_quotaops.o
36 37
37ifeq ($(CONFIG_XFS_QUOTA),y) 38ifeq ($(CONFIG_XFS_QUOTA),y)
38xfs-$(CONFIG_PROC_FS) += quota/xfs_qm_stats.o 39xfs-$(CONFIG_PROC_FS) += quota/xfs_qm_stats.o
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 7aa53fefc67f..e103b05dc777 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -211,8 +211,13 @@ xfs_vn_mknod(
211 * Irix uses Missed'em'V split, but doesn't want to see 211 * Irix uses Missed'em'V split, but doesn't want to see
212 * the upper 5 bits of (14bit) major. 212 * the upper 5 bits of (14bit) major.
213 */ 213 */
214 if (unlikely(!sysv_valid_dev(rdev) || MAJOR(rdev) & ~0x1ff)) 214 if (S_ISCHR(mode) || S_ISBLK(mode)) {
215 return -EINVAL; 215 if (unlikely(!sysv_valid_dev(rdev) || MAJOR(rdev) & ~0x1ff))
216 return -EINVAL;
217 rdev = sysv_encode_dev(rdev);
218 } else {
219 rdev = 0;
220 }
216 221
217 if (test_default_acl && test_default_acl(dir)) { 222 if (test_default_acl && test_default_acl(dir)) {
218 if (!_ACL_ALLOC(default_acl)) { 223 if (!_ACL_ALLOC(default_acl)) {
@@ -224,28 +229,11 @@ xfs_vn_mknod(
224 } 229 }
225 } 230 }
226 231
227 xfs_dentry_to_name(&name, dentry);
228
229 if (IS_POSIXACL(dir) && !default_acl) 232 if (IS_POSIXACL(dir) && !default_acl)
230 mode &= ~current->fs->umask; 233 mode &= ~current->fs->umask;
231 234
232 switch (mode & S_IFMT) { 235 xfs_dentry_to_name(&name, dentry);
233 case S_IFCHR: 236 error = xfs_create(XFS_I(dir), &name, mode, rdev, &ip, NULL);
234 case S_IFBLK:
235 case S_IFIFO:
236 case S_IFSOCK:
237 rdev = sysv_encode_dev(rdev);
238 case S_IFREG:
239 error = xfs_create(XFS_I(dir), &name, mode, rdev, &ip, NULL);
240 break;
241 case S_IFDIR:
242 error = xfs_mkdir(XFS_I(dir), &name, mode, &ip, NULL);
243 break;
244 default:
245 error = EINVAL;
246 break;
247 }
248
249 if (unlikely(error)) 237 if (unlikely(error))
250 goto out_free_acl; 238 goto out_free_acl;
251 239
diff --git a/fs/xfs/linux-2.6/xfs_linux.h b/fs/xfs/linux-2.6/xfs_linux.h
index 507492d6dccd..fc8d776ba05b 100644
--- a/fs/xfs/linux-2.6/xfs_linux.h
+++ b/fs/xfs/linux-2.6/xfs_linux.h
@@ -147,17 +147,6 @@
147#define SYNCHRONIZE() barrier() 147#define SYNCHRONIZE() barrier()
148#define __return_address __builtin_return_address(0) 148#define __return_address __builtin_return_address(0)
149 149
150/*
151 * IRIX (BSD) quotactl makes use of separate commands for user/group,
152 * whereas on Linux the syscall encodes this information into the cmd
153 * field (see the QCMD macro in quota.h). These macros help keep the
154 * code portable - they are not visible from the syscall interface.
155 */
156#define Q_XSETGQLIM XQM_CMD(8) /* set groups disk limits */
157#define Q_XGETGQUOTA XQM_CMD(9) /* get groups disk limits */
158#define Q_XSETPQLIM XQM_CMD(10) /* set projects disk limits */
159#define Q_XGETPQUOTA XQM_CMD(11) /* get projects disk limits */
160
161#define dfltprid 0 150#define dfltprid 0
162#define MAXPATHLEN 1024 151#define MAXPATHLEN 1024
163 152
diff --git a/fs/xfs/linux-2.6/xfs_quotaops.c b/fs/xfs/linux-2.6/xfs_quotaops.c
new file mode 100644
index 000000000000..94d9a633d3d9
--- /dev/null
+++ b/fs/xfs/linux-2.6/xfs_quotaops.c
@@ -0,0 +1,157 @@
1/*
2 * Copyright (c) 2008, Christoph Hellwig
3 * All Rights Reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18#include "xfs.h"
19#include "xfs_dmapi.h"
20#include "xfs_sb.h"
21#include "xfs_inum.h"
22#include "xfs_ag.h"
23#include "xfs_mount.h"
24#include "xfs_quota.h"
25#include "xfs_log.h"
26#include "xfs_trans.h"
27#include "xfs_bmap_btree.h"
28#include "xfs_inode.h"
29#include "quota/xfs_qm.h"
30#include <linux/quota.h>
31
32
33STATIC int
34xfs_quota_type(int type)
35{
36 switch (type) {
37 case USRQUOTA:
38 return XFS_DQ_USER;
39 case GRPQUOTA:
40 return XFS_DQ_GROUP;
41 default:
42 return XFS_DQ_PROJ;
43 }
44}
45
46STATIC int
47xfs_fs_quota_sync(
48 struct super_block *sb,
49 int type)
50{
51 struct xfs_mount *mp = XFS_M(sb);
52
53 if (!XFS_IS_QUOTA_RUNNING(mp))
54 return -ENOSYS;
55 return -xfs_sync_inodes(mp, SYNC_DELWRI);
56}
57
58STATIC int
59xfs_fs_get_xstate(
60 struct super_block *sb,
61 struct fs_quota_stat *fqs)
62{
63 struct xfs_mount *mp = XFS_M(sb);
64
65 if (!XFS_IS_QUOTA_RUNNING(mp))
66 return -ENOSYS;
67 return -xfs_qm_scall_getqstat(mp, fqs);
68}
69
70STATIC int
71xfs_fs_set_xstate(
72 struct super_block *sb,
73 unsigned int uflags,
74 int op)
75{
76 struct xfs_mount *mp = XFS_M(sb);
77 unsigned int flags = 0;
78
79 if (sb->s_flags & MS_RDONLY)
80 return -EROFS;
81 if (!XFS_IS_QUOTA_RUNNING(mp))
82 return -ENOSYS;
83 if (!capable(CAP_SYS_ADMIN))
84 return -EPERM;
85
86 if (uflags & XFS_QUOTA_UDQ_ACCT)
87 flags |= XFS_UQUOTA_ACCT;
88 if (uflags & XFS_QUOTA_PDQ_ACCT)
89 flags |= XFS_PQUOTA_ACCT;
90 if (uflags & XFS_QUOTA_GDQ_ACCT)
91 flags |= XFS_GQUOTA_ACCT;
92 if (uflags & XFS_QUOTA_UDQ_ENFD)
93 flags |= XFS_UQUOTA_ENFD;
94 if (uflags & (XFS_QUOTA_PDQ_ENFD|XFS_QUOTA_GDQ_ENFD))
95 flags |= XFS_OQUOTA_ENFD;
96
97 switch (op) {
98 case Q_XQUOTAON:
99 return -xfs_qm_scall_quotaon(mp, flags);
100 case Q_XQUOTAOFF:
101 if (!XFS_IS_QUOTA_ON(mp))
102 return -EINVAL;
103 return -xfs_qm_scall_quotaoff(mp, flags);
104 case Q_XQUOTARM:
105 if (XFS_IS_QUOTA_ON(mp))
106 return -EINVAL;
107 return -xfs_qm_scall_trunc_qfiles(mp, flags);
108 }
109
110 return -EINVAL;
111}
112
113STATIC int
114xfs_fs_get_xquota(
115 struct super_block *sb,
116 int type,
117 qid_t id,
118 struct fs_disk_quota *fdq)
119{
120 struct xfs_mount *mp = XFS_M(sb);
121
122 if (!XFS_IS_QUOTA_RUNNING(mp))
123 return -ENOSYS;
124 if (!XFS_IS_QUOTA_ON(mp))
125 return -ESRCH;
126
127 return -xfs_qm_scall_getquota(mp, id, xfs_quota_type(type), fdq);
128}
129
130STATIC int
131xfs_fs_set_xquota(
132 struct super_block *sb,
133 int type,
134 qid_t id,
135 struct fs_disk_quota *fdq)
136{
137 struct xfs_mount *mp = XFS_M(sb);
138
139 if (sb->s_flags & MS_RDONLY)
140 return -EROFS;
141 if (!XFS_IS_QUOTA_RUNNING(mp))
142 return -ENOSYS;
143 if (!XFS_IS_QUOTA_ON(mp))
144 return -ESRCH;
145 if (!capable(CAP_SYS_ADMIN))
146 return -EPERM;
147
148 return -xfs_qm_scall_setqlim(mp, id, xfs_quota_type(type), fdq);
149}
150
151struct quotactl_ops xfs_quotactl_operations = {
152 .quota_sync = xfs_fs_quota_sync,
153 .get_xstate = xfs_fs_get_xstate,
154 .set_xstate = xfs_fs_set_xstate,
155 .get_xquota = xfs_fs_get_xquota,
156 .set_xquota = xfs_fs_set_xquota,
157};
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index faf3aa3ca154..bc1e64708e2b 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -68,7 +68,6 @@
68#include <linux/freezer.h> 68#include <linux/freezer.h>
69#include <linux/parser.h> 69#include <linux/parser.h>
70 70
71static struct quotactl_ops xfs_quotactl_operations;
72static struct super_operations xfs_super_operations; 71static struct super_operations xfs_super_operations;
73static kmem_zone_t *xfs_ioend_zone; 72static kmem_zone_t *xfs_ioend_zone;
74mempool_t *xfs_ioend_pool; 73mempool_t *xfs_ioend_pool;
@@ -180,7 +179,7 @@ xfs_parseargs(
180 int dswidth = 0; 179 int dswidth = 0;
181 int iosize = 0; 180 int iosize = 0;
182 int dmapi_implies_ikeep = 1; 181 int dmapi_implies_ikeep = 1;
183 uchar_t iosizelog = 0; 182 __uint8_t iosizelog = 0;
184 183
185 /* 184 /*
186 * Copy binary VFS mount flags we are interested in. 185 * Copy binary VFS mount flags we are interested in.
@@ -1333,57 +1332,6 @@ xfs_fs_show_options(
1333 return -xfs_showargs(XFS_M(mnt->mnt_sb), m); 1332 return -xfs_showargs(XFS_M(mnt->mnt_sb), m);
1334} 1333}
1335 1334
1336STATIC int
1337xfs_fs_quotasync(
1338 struct super_block *sb,
1339 int type)
1340{
1341 return -XFS_QM_QUOTACTL(XFS_M(sb), Q_XQUOTASYNC, 0, NULL);
1342}
1343
1344STATIC int
1345xfs_fs_getxstate(
1346 struct super_block *sb,
1347 struct fs_quota_stat *fqs)
1348{
1349 return -XFS_QM_QUOTACTL(XFS_M(sb), Q_XGETQSTAT, 0, (caddr_t)fqs);
1350}
1351
1352STATIC int
1353xfs_fs_setxstate(
1354 struct super_block *sb,
1355 unsigned int flags,
1356 int op)
1357{
1358 return -XFS_QM_QUOTACTL(XFS_M(sb), op, 0, (caddr_t)&flags);
1359}
1360
1361STATIC int
1362xfs_fs_getxquota(
1363 struct super_block *sb,
1364 int type,
1365 qid_t id,
1366 struct fs_disk_quota *fdq)
1367{
1368 return -XFS_QM_QUOTACTL(XFS_M(sb),
1369 (type == USRQUOTA) ? Q_XGETQUOTA :
1370 ((type == GRPQUOTA) ? Q_XGETGQUOTA :
1371 Q_XGETPQUOTA), id, (caddr_t)fdq);
1372}
1373
1374STATIC int
1375xfs_fs_setxquota(
1376 struct super_block *sb,
1377 int type,
1378 qid_t id,
1379 struct fs_disk_quota *fdq)
1380{
1381 return -XFS_QM_QUOTACTL(XFS_M(sb),
1382 (type == USRQUOTA) ? Q_XSETQLIM :
1383 ((type == GRPQUOTA) ? Q_XSETGQLIM :
1384 Q_XSETPQLIM), id, (caddr_t)fdq);
1385}
1386
1387/* 1335/*
1388 * This function fills in xfs_mount_t fields based on mount args. 1336 * This function fills in xfs_mount_t fields based on mount args.
1389 * Note: the superblock _has_ now been read in. 1337 * Note: the superblock _has_ now been read in.
@@ -1466,7 +1414,9 @@ xfs_fs_fill_super(
1466 sb_min_blocksize(sb, BBSIZE); 1414 sb_min_blocksize(sb, BBSIZE);
1467 sb->s_xattr = xfs_xattr_handlers; 1415 sb->s_xattr = xfs_xattr_handlers;
1468 sb->s_export_op = &xfs_export_operations; 1416 sb->s_export_op = &xfs_export_operations;
1417#ifdef CONFIG_XFS_QUOTA
1469 sb->s_qcop = &xfs_quotactl_operations; 1418 sb->s_qcop = &xfs_quotactl_operations;
1419#endif
1470 sb->s_op = &xfs_super_operations; 1420 sb->s_op = &xfs_super_operations;
1471 1421
1472 error = xfs_dmops_get(mp); 1422 error = xfs_dmops_get(mp);
@@ -1609,14 +1559,6 @@ static struct super_operations xfs_super_operations = {
1609 .show_options = xfs_fs_show_options, 1559 .show_options = xfs_fs_show_options,
1610}; 1560};
1611 1561
1612static struct quotactl_ops xfs_quotactl_operations = {
1613 .quota_sync = xfs_fs_quotasync,
1614 .get_xstate = xfs_fs_getxstate,
1615 .set_xstate = xfs_fs_setxstate,
1616 .get_xquota = xfs_fs_getxquota,
1617 .set_xquota = xfs_fs_setxquota,
1618};
1619
1620static struct file_system_type xfs_fs_type = { 1562static struct file_system_type xfs_fs_type = {
1621 .owner = THIS_MODULE, 1563 .owner = THIS_MODULE,
1622 .name = "xfs", 1564 .name = "xfs",
diff --git a/fs/xfs/linux-2.6/xfs_super.h b/fs/xfs/linux-2.6/xfs_super.h
index d5d776d4cd67..5a2ea3a21781 100644
--- a/fs/xfs/linux-2.6/xfs_super.h
+++ b/fs/xfs/linux-2.6/xfs_super.h
@@ -93,6 +93,7 @@ extern void xfs_blkdev_issue_flush(struct xfs_buftarg *);
93 93
94extern const struct export_operations xfs_export_operations; 94extern const struct export_operations xfs_export_operations;
95extern struct xattr_handler *xfs_xattr_handlers[]; 95extern struct xattr_handler *xfs_xattr_handlers[];
96extern struct quotactl_ops xfs_quotactl_operations;
96 97
97#define XFS_M(sb) ((struct xfs_mount *)((sb)->s_fs_info)) 98#define XFS_M(sb) ((struct xfs_mount *)((sb)->s_fs_info))
98 99
diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h
index 5f6de1efe1f6..04f058c848ae 100644
--- a/fs/xfs/linux-2.6/xfs_sync.h
+++ b/fs/xfs/linux-2.6/xfs_sync.h
@@ -19,6 +19,7 @@
19#define XFS_SYNC_H 1 19#define XFS_SYNC_H 1
20 20
21struct xfs_mount; 21struct xfs_mount;
22struct xfs_perag;
22 23
23typedef struct bhv_vfs_sync_work { 24typedef struct bhv_vfs_sync_work {
24 struct list_head w_list; 25 struct list_head w_list;
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index 6543c0b29753..e4babcc63423 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -804,7 +804,7 @@ xfs_qm_dqlookup(
804 uint flist_locked; 804 uint flist_locked;
805 xfs_dquot_t *d; 805 xfs_dquot_t *d;
806 806
807 ASSERT(XFS_DQ_IS_HASH_LOCKED(qh)); 807 ASSERT(mutex_is_locked(&qh->qh_lock));
808 808
809 flist_locked = B_FALSE; 809 flist_locked = B_FALSE;
810 810
@@ -877,7 +877,7 @@ xfs_qm_dqlookup(
877 /* 877 /*
878 * move the dquot to the front of the hashchain 878 * move the dquot to the front of the hashchain
879 */ 879 */
880 ASSERT(XFS_DQ_IS_HASH_LOCKED(qh)); 880 ASSERT(mutex_is_locked(&qh->qh_lock));
881 if (dqp->HL_PREVP != &qh->qh_next) { 881 if (dqp->HL_PREVP != &qh->qh_next) {
882 xfs_dqtrace_entry(dqp, 882 xfs_dqtrace_entry(dqp,
883 "DQLOOKUP: HASH MOVETOFRONT"); 883 "DQLOOKUP: HASH MOVETOFRONT");
@@ -892,13 +892,13 @@ xfs_qm_dqlookup(
892 } 892 }
893 xfs_dqtrace_entry(dqp, "LOOKUP END"); 893 xfs_dqtrace_entry(dqp, "LOOKUP END");
894 *O_dqpp = dqp; 894 *O_dqpp = dqp;
895 ASSERT(XFS_DQ_IS_HASH_LOCKED(qh)); 895 ASSERT(mutex_is_locked(&qh->qh_lock));
896 return (0); 896 return (0);
897 } 897 }
898 } 898 }
899 899
900 *O_dqpp = NULL; 900 *O_dqpp = NULL;
901 ASSERT(XFS_DQ_IS_HASH_LOCKED(qh)); 901 ASSERT(mutex_is_locked(&qh->qh_lock));
902 return (1); 902 return (1);
903} 903}
904 904
@@ -956,7 +956,7 @@ xfs_qm_dqget(
956 ASSERT(ip->i_gdquot == NULL); 956 ASSERT(ip->i_gdquot == NULL);
957 } 957 }
958#endif 958#endif
959 XFS_DQ_HASH_LOCK(h); 959 mutex_lock(&h->qh_lock);
960 960
961 /* 961 /*
962 * Look in the cache (hashtable). 962 * Look in the cache (hashtable).
@@ -971,7 +971,7 @@ xfs_qm_dqget(
971 */ 971 */
972 ASSERT(*O_dqpp); 972 ASSERT(*O_dqpp);
973 ASSERT(XFS_DQ_IS_LOCKED(*O_dqpp)); 973 ASSERT(XFS_DQ_IS_LOCKED(*O_dqpp));
974 XFS_DQ_HASH_UNLOCK(h); 974 mutex_unlock(&h->qh_lock);
975 xfs_dqtrace_entry(*O_dqpp, "DQGET DONE (FROM CACHE)"); 975 xfs_dqtrace_entry(*O_dqpp, "DQGET DONE (FROM CACHE)");
976 return (0); /* success */ 976 return (0); /* success */
977 } 977 }
@@ -991,7 +991,7 @@ xfs_qm_dqget(
991 * we don't keep the lock across a disk read 991 * we don't keep the lock across a disk read
992 */ 992 */
993 version = h->qh_version; 993 version = h->qh_version;
994 XFS_DQ_HASH_UNLOCK(h); 994 mutex_unlock(&h->qh_lock);
995 995
996 /* 996 /*
997 * Allocate the dquot on the kernel heap, and read the ondisk 997 * Allocate the dquot on the kernel heap, and read the ondisk
@@ -1056,7 +1056,7 @@ xfs_qm_dqget(
1056 /* 1056 /*
1057 * Hashlock comes after ilock in lock order 1057 * Hashlock comes after ilock in lock order
1058 */ 1058 */
1059 XFS_DQ_HASH_LOCK(h); 1059 mutex_lock(&h->qh_lock);
1060 if (version != h->qh_version) { 1060 if (version != h->qh_version) {
1061 xfs_dquot_t *tmpdqp; 1061 xfs_dquot_t *tmpdqp;
1062 /* 1062 /*
@@ -1072,7 +1072,7 @@ xfs_qm_dqget(
1072 * and start over. 1072 * and start over.
1073 */ 1073 */
1074 xfs_qm_dqput(tmpdqp); 1074 xfs_qm_dqput(tmpdqp);
1075 XFS_DQ_HASH_UNLOCK(h); 1075 mutex_unlock(&h->qh_lock);
1076 xfs_qm_dqdestroy(dqp); 1076 xfs_qm_dqdestroy(dqp);
1077 XQM_STATS_INC(xqmstats.xs_qm_dquot_dups); 1077 XQM_STATS_INC(xqmstats.xs_qm_dquot_dups);
1078 goto again; 1078 goto again;
@@ -1083,7 +1083,7 @@ xfs_qm_dqget(
1083 * Put the dquot at the beginning of the hash-chain and mp's list 1083 * Put the dquot at the beginning of the hash-chain and mp's list
1084 * LOCK ORDER: hashlock, freelistlock, mplistlock, udqlock, gdqlock .. 1084 * LOCK ORDER: hashlock, freelistlock, mplistlock, udqlock, gdqlock ..
1085 */ 1085 */
1086 ASSERT(XFS_DQ_IS_HASH_LOCKED(h)); 1086 ASSERT(mutex_is_locked(&h->qh_lock));
1087 dqp->q_hash = h; 1087 dqp->q_hash = h;
1088 XQM_HASHLIST_INSERT(h, dqp); 1088 XQM_HASHLIST_INSERT(h, dqp);
1089 1089
@@ -1102,7 +1102,7 @@ xfs_qm_dqget(
1102 XQM_MPLIST_INSERT(&(XFS_QI_MPL_LIST(mp)), dqp); 1102 XQM_MPLIST_INSERT(&(XFS_QI_MPL_LIST(mp)), dqp);
1103 1103
1104 xfs_qm_mplist_unlock(mp); 1104 xfs_qm_mplist_unlock(mp);
1105 XFS_DQ_HASH_UNLOCK(h); 1105 mutex_unlock(&h->qh_lock);
1106 dqret: 1106 dqret:
1107 ASSERT((ip == NULL) || xfs_isilocked(ip, XFS_ILOCK_EXCL)); 1107 ASSERT((ip == NULL) || xfs_isilocked(ip, XFS_ILOCK_EXCL));
1108 xfs_dqtrace_entry(dqp, "DQGET DONE"); 1108 xfs_dqtrace_entry(dqp, "DQGET DONE");
@@ -1440,7 +1440,7 @@ xfs_qm_dqpurge(
1440 xfs_mount_t *mp = dqp->q_mount; 1440 xfs_mount_t *mp = dqp->q_mount;
1441 1441
1442 ASSERT(XFS_QM_IS_MPLIST_LOCKED(mp)); 1442 ASSERT(XFS_QM_IS_MPLIST_LOCKED(mp));
1443 ASSERT(XFS_DQ_IS_HASH_LOCKED(dqp->q_hash)); 1443 ASSERT(mutex_is_locked(&dqp->q_hash->qh_lock));
1444 1444
1445 xfs_dqlock(dqp); 1445 xfs_dqlock(dqp);
1446 /* 1446 /*
@@ -1453,7 +1453,7 @@ xfs_qm_dqpurge(
1453 */ 1453 */
1454 if (dqp->q_nrefs != 0) { 1454 if (dqp->q_nrefs != 0) {
1455 xfs_dqunlock(dqp); 1455 xfs_dqunlock(dqp);
1456 XFS_DQ_HASH_UNLOCK(dqp->q_hash); 1456 mutex_unlock(&dqp->q_hash->qh_lock);
1457 return (1); 1457 return (1);
1458 } 1458 }
1459 1459
@@ -1517,7 +1517,7 @@ xfs_qm_dqpurge(
1517 memset(&dqp->q_core, 0, sizeof(dqp->q_core)); 1517 memset(&dqp->q_core, 0, sizeof(dqp->q_core));
1518 xfs_dqfunlock(dqp); 1518 xfs_dqfunlock(dqp);
1519 xfs_dqunlock(dqp); 1519 xfs_dqunlock(dqp);
1520 XFS_DQ_HASH_UNLOCK(thishash); 1520 mutex_unlock(&thishash->qh_lock);
1521 return (0); 1521 return (0);
1522} 1522}
1523 1523
diff --git a/fs/xfs/quota/xfs_dquot.h b/fs/xfs/quota/xfs_dquot.h
index d443e93b4331..d1f726e0e5a4 100644
--- a/fs/xfs/quota/xfs_dquot.h
+++ b/fs/xfs/quota/xfs_dquot.h
@@ -109,19 +109,6 @@ enum {
109 109
110#define XFS_DQHOLD(dqp) ((dqp)->q_nrefs++) 110#define XFS_DQHOLD(dqp) ((dqp)->q_nrefs++)
111 111
112#ifdef DEBUG
113static inline int
114XFS_DQ_IS_LOCKED(xfs_dquot_t *dqp)
115{
116 if (mutex_trylock(&dqp->q_qlock)) {
117 mutex_unlock(&dqp->q_qlock);
118 return 0;
119 }
120 return 1;
121}
122#endif
123
124
125/* 112/*
126 * Manage the q_flush completion queue embedded in the dquot. This completion 113 * Manage the q_flush completion queue embedded in the dquot. This completion
127 * queue synchronizes processes attempting to flush the in-core dquot back to 114 * queue synchronizes processes attempting to flush the in-core dquot back to
@@ -142,6 +129,7 @@ static inline void xfs_dqfunlock(xfs_dquot_t *dqp)
142 complete(&dqp->q_flush); 129 complete(&dqp->q_flush);
143} 130}
144 131
132#define XFS_DQ_IS_LOCKED(dqp) (mutex_is_locked(&((dqp)->q_qlock)))
145#define XFS_DQ_IS_ON_FREELIST(dqp) ((dqp)->dq_flnext != (dqp)) 133#define XFS_DQ_IS_ON_FREELIST(dqp) ((dqp)->dq_flnext != (dqp))
146#define XFS_DQ_IS_DIRTY(dqp) ((dqp)->dq_flags & XFS_DQ_DIRTY) 134#define XFS_DQ_IS_DIRTY(dqp) ((dqp)->dq_flags & XFS_DQ_DIRTY)
147#define XFS_QM_ISUDQ(dqp) ((dqp)->dq_flags & XFS_DQ_USER) 135#define XFS_QM_ISUDQ(dqp) ((dqp)->dq_flags & XFS_DQ_USER)
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index fd0b383d72a5..11d0a4f89a0e 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -69,8 +69,6 @@ STATIC void xfs_qm_list_destroy(xfs_dqlist_t *);
69 69
70STATIC void xfs_qm_freelist_init(xfs_frlist_t *); 70STATIC void xfs_qm_freelist_init(xfs_frlist_t *);
71STATIC void xfs_qm_freelist_destroy(xfs_frlist_t *); 71STATIC void xfs_qm_freelist_destroy(xfs_frlist_t *);
72STATIC int xfs_qm_mplist_nowait(xfs_mount_t *);
73STATIC int xfs_qm_dqhashlock_nowait(xfs_dquot_t *);
74 72
75STATIC int xfs_qm_init_quotainos(xfs_mount_t *); 73STATIC int xfs_qm_init_quotainos(xfs_mount_t *);
76STATIC int xfs_qm_init_quotainfo(xfs_mount_t *); 74STATIC int xfs_qm_init_quotainfo(xfs_mount_t *);
@@ -219,7 +217,7 @@ xfs_qm_hold_quotafs_ref(
219 * the structure could disappear between the entry to this routine and 217 * the structure could disappear between the entry to this routine and
220 * a HOLD operation if not locked. 218 * a HOLD operation if not locked.
221 */ 219 */
222 XFS_QM_LOCK(xfs_Gqm); 220 mutex_lock(&xfs_Gqm_lock);
223 221
224 if (xfs_Gqm == NULL) 222 if (xfs_Gqm == NULL)
225 xfs_Gqm = xfs_Gqm_init(); 223 xfs_Gqm = xfs_Gqm_init();
@@ -228,8 +226,8 @@ xfs_qm_hold_quotafs_ref(
228 * debugging and statistical purposes, but ... 226 * debugging and statistical purposes, but ...
229 * Just take a reference and get out. 227 * Just take a reference and get out.
230 */ 228 */
231 XFS_QM_HOLD(xfs_Gqm); 229 xfs_Gqm->qm_nrefs++;
232 XFS_QM_UNLOCK(xfs_Gqm); 230 mutex_unlock(&xfs_Gqm_lock);
233 231
234 return 0; 232 return 0;
235} 233}
@@ -277,13 +275,12 @@ xfs_qm_rele_quotafs_ref(
277 * Destroy the entire XQM. If somebody mounts with quotaon, this'll 275 * Destroy the entire XQM. If somebody mounts with quotaon, this'll
278 * be restarted. 276 * be restarted.
279 */ 277 */
280 XFS_QM_LOCK(xfs_Gqm); 278 mutex_lock(&xfs_Gqm_lock);
281 XFS_QM_RELE(xfs_Gqm); 279 if (--xfs_Gqm->qm_nrefs == 0) {
282 if (xfs_Gqm->qm_nrefs == 0) {
283 xfs_qm_destroy(xfs_Gqm); 280 xfs_qm_destroy(xfs_Gqm);
284 xfs_Gqm = NULL; 281 xfs_Gqm = NULL;
285 } 282 }
286 XFS_QM_UNLOCK(xfs_Gqm); 283 mutex_unlock(&xfs_Gqm_lock);
287} 284}
288 285
289/* 286/*
@@ -577,10 +574,10 @@ xfs_qm_dqpurge_int(
577 continue; 574 continue;
578 } 575 }
579 576
580 if (! xfs_qm_dqhashlock_nowait(dqp)) { 577 if (!mutex_trylock(&dqp->q_hash->qh_lock)) {
581 nrecl = XFS_QI_MPLRECLAIMS(mp); 578 nrecl = XFS_QI_MPLRECLAIMS(mp);
582 xfs_qm_mplist_unlock(mp); 579 xfs_qm_mplist_unlock(mp);
583 XFS_DQ_HASH_LOCK(dqp->q_hash); 580 mutex_lock(&dqp->q_hash->qh_lock);
584 xfs_qm_mplist_lock(mp); 581 xfs_qm_mplist_lock(mp);
585 582
586 /* 583 /*
@@ -590,7 +587,7 @@ xfs_qm_dqpurge_int(
590 * this point, but somebody might be taking things off. 587 * this point, but somebody might be taking things off.
591 */ 588 */
592 if (nrecl != XFS_QI_MPLRECLAIMS(mp)) { 589 if (nrecl != XFS_QI_MPLRECLAIMS(mp)) {
593 XFS_DQ_HASH_UNLOCK(dqp->q_hash); 590 mutex_unlock(&dqp->q_hash->qh_lock);
594 goto again; 591 goto again;
595 } 592 }
596 } 593 }
@@ -2028,7 +2025,7 @@ xfs_qm_shake_freelist(
2028 * a dqlookup process that holds the hashlock that is 2025 * a dqlookup process that holds the hashlock that is
2029 * waiting for the freelist lock. 2026 * waiting for the freelist lock.
2030 */ 2027 */
2031 if (! xfs_qm_dqhashlock_nowait(dqp)) { 2028 if (!mutex_trylock(&dqp->q_hash->qh_lock)) {
2032 xfs_dqfunlock(dqp); 2029 xfs_dqfunlock(dqp);
2033 xfs_dqunlock(dqp); 2030 xfs_dqunlock(dqp);
2034 dqp = dqp->dq_flnext; 2031 dqp = dqp->dq_flnext;
@@ -2045,7 +2042,7 @@ xfs_qm_shake_freelist(
2045 /* XXX put a sentinel so that we can come back here */ 2042 /* XXX put a sentinel so that we can come back here */
2046 xfs_dqfunlock(dqp); 2043 xfs_dqfunlock(dqp);
2047 xfs_dqunlock(dqp); 2044 xfs_dqunlock(dqp);
2048 XFS_DQ_HASH_UNLOCK(hash); 2045 mutex_unlock(&hash->qh_lock);
2049 xfs_qm_freelist_unlock(xfs_Gqm); 2046 xfs_qm_freelist_unlock(xfs_Gqm);
2050 if (++restarts >= XFS_QM_RECLAIM_MAX_RESTARTS) 2047 if (++restarts >= XFS_QM_RECLAIM_MAX_RESTARTS)
2051 return nreclaimed; 2048 return nreclaimed;
@@ -2062,7 +2059,7 @@ xfs_qm_shake_freelist(
2062 XQM_HASHLIST_REMOVE(hash, dqp); 2059 XQM_HASHLIST_REMOVE(hash, dqp);
2063 xfs_dqfunlock(dqp); 2060 xfs_dqfunlock(dqp);
2064 xfs_qm_mplist_unlock(dqp->q_mount); 2061 xfs_qm_mplist_unlock(dqp->q_mount);
2065 XFS_DQ_HASH_UNLOCK(hash); 2062 mutex_unlock(&hash->qh_lock);
2066 2063
2067 off_freelist: 2064 off_freelist:
2068 XQM_FREELIST_REMOVE(dqp); 2065 XQM_FREELIST_REMOVE(dqp);
@@ -2204,7 +2201,7 @@ xfs_qm_dqreclaim_one(void)
2204 continue; 2201 continue;
2205 } 2202 }
2206 2203
2207 if (! xfs_qm_dqhashlock_nowait(dqp)) 2204 if (!mutex_trylock(&dqp->q_hash->qh_lock))
2208 goto mplistunlock; 2205 goto mplistunlock;
2209 2206
2210 ASSERT(dqp->q_nrefs == 0); 2207 ASSERT(dqp->q_nrefs == 0);
@@ -2213,7 +2210,7 @@ xfs_qm_dqreclaim_one(void)
2213 XQM_HASHLIST_REMOVE(dqp->q_hash, dqp); 2210 XQM_HASHLIST_REMOVE(dqp->q_hash, dqp);
2214 XQM_FREELIST_REMOVE(dqp); 2211 XQM_FREELIST_REMOVE(dqp);
2215 dqpout = dqp; 2212 dqpout = dqp;
2216 XFS_DQ_HASH_UNLOCK(dqp->q_hash); 2213 mutex_unlock(&dqp->q_hash->qh_lock);
2217 mplistunlock: 2214 mplistunlock:
2218 xfs_qm_mplist_unlock(dqp->q_mount); 2215 xfs_qm_mplist_unlock(dqp->q_mount);
2219 xfs_dqfunlock(dqp); 2216 xfs_dqfunlock(dqp);
@@ -2716,34 +2713,3 @@ xfs_qm_freelist_append(xfs_frlist_t *ql, xfs_dquot_t *dq)
2716{ 2713{
2717 xfs_qm_freelist_insert((xfs_frlist_t *)ql->qh_prev, dq); 2714 xfs_qm_freelist_insert((xfs_frlist_t *)ql->qh_prev, dq);
2718} 2715}
2719
2720STATIC int
2721xfs_qm_dqhashlock_nowait(
2722 xfs_dquot_t *dqp)
2723{
2724 int locked;
2725
2726 locked = mutex_trylock(&((dqp)->q_hash->qh_lock));
2727 return locked;
2728}
2729
2730int
2731xfs_qm_freelist_lock_nowait(
2732 xfs_qm_t *xqm)
2733{
2734 int locked;
2735
2736 locked = mutex_trylock(&(xqm->qm_dqfreelist.qh_lock));
2737 return locked;
2738}
2739
2740STATIC int
2741xfs_qm_mplist_nowait(
2742 xfs_mount_t *mp)
2743{
2744 int locked;
2745
2746 ASSERT(mp->m_quotainfo);
2747 locked = mutex_trylock(&(XFS_QI_MPLLOCK(mp)));
2748 return locked;
2749}
diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/quota/xfs_qm.h
index ddf09166387c..933df4204fc7 100644
--- a/fs/xfs/quota/xfs_qm.h
+++ b/fs/xfs/quota/xfs_qm.h
@@ -158,11 +158,6 @@ typedef struct xfs_dquot_acct {
158#define XFS_QM_IWARNLIMIT 5 158#define XFS_QM_IWARNLIMIT 5
159#define XFS_QM_RTBWARNLIMIT 5 159#define XFS_QM_RTBWARNLIMIT 5
160 160
161#define XFS_QM_LOCK(xqm) (mutex_lock(&xqm##_lock))
162#define XFS_QM_UNLOCK(xqm) (mutex_unlock(&xqm##_lock))
163#define XFS_QM_HOLD(xqm) ((xqm)->qm_nrefs++)
164#define XFS_QM_RELE(xqm) ((xqm)->qm_nrefs--)
165
166extern void xfs_qm_destroy_quotainfo(xfs_mount_t *); 161extern void xfs_qm_destroy_quotainfo(xfs_mount_t *);
167extern void xfs_qm_mount_quotas(xfs_mount_t *); 162extern void xfs_qm_mount_quotas(xfs_mount_t *);
168extern int xfs_qm_quotacheck(xfs_mount_t *); 163extern int xfs_qm_quotacheck(xfs_mount_t *);
@@ -178,6 +173,16 @@ extern void xfs_qm_dqdetach(xfs_inode_t *);
178extern int xfs_qm_dqpurge_all(xfs_mount_t *, uint); 173extern int xfs_qm_dqpurge_all(xfs_mount_t *, uint);
179extern void xfs_qm_dqrele_all_inodes(xfs_mount_t *, uint); 174extern void xfs_qm_dqrele_all_inodes(xfs_mount_t *, uint);
180 175
176/* quota ops */
177extern int xfs_qm_scall_trunc_qfiles(xfs_mount_t *, uint);
178extern int xfs_qm_scall_getquota(xfs_mount_t *, xfs_dqid_t, uint,
179 fs_disk_quota_t *);
180extern int xfs_qm_scall_setqlim(xfs_mount_t *, xfs_dqid_t, uint,
181 fs_disk_quota_t *);
182extern int xfs_qm_scall_getqstat(xfs_mount_t *, fs_quota_stat_t *);
183extern int xfs_qm_scall_quotaon(xfs_mount_t *, uint);
184extern int xfs_qm_scall_quotaoff(xfs_mount_t *, uint);
185
181/* vop stuff */ 186/* vop stuff */
182extern int xfs_qm_vop_dqalloc(xfs_mount_t *, xfs_inode_t *, 187extern int xfs_qm_vop_dqalloc(xfs_mount_t *, xfs_inode_t *,
183 uid_t, gid_t, prid_t, uint, 188 uid_t, gid_t, prid_t, uint,
@@ -194,11 +199,6 @@ extern int xfs_qm_vop_chown_reserve(xfs_trans_t *, xfs_inode_t *,
194/* list stuff */ 199/* list stuff */
195extern void xfs_qm_freelist_append(xfs_frlist_t *, xfs_dquot_t *); 200extern void xfs_qm_freelist_append(xfs_frlist_t *, xfs_dquot_t *);
196extern void xfs_qm_freelist_unlink(xfs_dquot_t *); 201extern void xfs_qm_freelist_unlink(xfs_dquot_t *);
197extern int xfs_qm_freelist_lock_nowait(xfs_qm_t *);
198
199/* system call interface */
200extern int xfs_qm_quotactl(struct xfs_mount *, int, int,
201 xfs_caddr_t);
202 202
203#ifdef DEBUG 203#ifdef DEBUG
204extern int xfs_qm_internalqcheck(xfs_mount_t *); 204extern int xfs_qm_internalqcheck(xfs_mount_t *);
diff --git a/fs/xfs/quota/xfs_qm_bhv.c b/fs/xfs/quota/xfs_qm_bhv.c
index bc6c5cca3e12..63037c689a4b 100644
--- a/fs/xfs/quota/xfs_qm_bhv.c
+++ b/fs/xfs/quota/xfs_qm_bhv.c
@@ -235,7 +235,6 @@ struct xfs_qmops xfs_qmcore_xfs = {
235 .xfs_dqvopchownresv = xfs_qm_vop_chown_reserve, 235 .xfs_dqvopchownresv = xfs_qm_vop_chown_reserve,
236 .xfs_dqstatvfs = xfs_qm_statvfs, 236 .xfs_dqstatvfs = xfs_qm_statvfs,
237 .xfs_dqsync = xfs_qm_sync, 237 .xfs_dqsync = xfs_qm_sync,
238 .xfs_quotactl = xfs_qm_quotactl,
239 .xfs_dqtrxops = &xfs_trans_dquot_ops, 238 .xfs_dqtrxops = &xfs_trans_dquot_ops,
240}; 239};
241EXPORT_SYMBOL(xfs_qmcore_xfs); 240EXPORT_SYMBOL(xfs_qmcore_xfs);
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index 68139b38aede..b00c8d484aa9 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -57,135 +57,16 @@
57# define qdprintk(s, args...) do { } while (0) 57# define qdprintk(s, args...) do { } while (0)
58#endif 58#endif
59 59
60STATIC int xfs_qm_scall_trunc_qfiles(xfs_mount_t *, uint);
61STATIC int xfs_qm_scall_getquota(xfs_mount_t *, xfs_dqid_t, uint,
62 fs_disk_quota_t *);
63STATIC int xfs_qm_scall_getqstat(xfs_mount_t *, fs_quota_stat_t *);
64STATIC int xfs_qm_scall_setqlim(xfs_mount_t *, xfs_dqid_t, uint,
65 fs_disk_quota_t *);
66STATIC int xfs_qm_scall_quotaon(xfs_mount_t *, uint);
67STATIC int xfs_qm_scall_quotaoff(xfs_mount_t *, uint, boolean_t);
68STATIC int xfs_qm_log_quotaoff(xfs_mount_t *, xfs_qoff_logitem_t **, uint); 60STATIC int xfs_qm_log_quotaoff(xfs_mount_t *, xfs_qoff_logitem_t **, uint);
69STATIC int xfs_qm_log_quotaoff_end(xfs_mount_t *, xfs_qoff_logitem_t *, 61STATIC int xfs_qm_log_quotaoff_end(xfs_mount_t *, xfs_qoff_logitem_t *,
70 uint); 62 uint);
71STATIC uint xfs_qm_import_flags(uint);
72STATIC uint xfs_qm_export_flags(uint); 63STATIC uint xfs_qm_export_flags(uint);
73STATIC uint xfs_qm_import_qtype_flags(uint);
74STATIC uint xfs_qm_export_qtype_flags(uint); 64STATIC uint xfs_qm_export_qtype_flags(uint);
75STATIC void xfs_qm_export_dquot(xfs_mount_t *, xfs_disk_dquot_t *, 65STATIC void xfs_qm_export_dquot(xfs_mount_t *, xfs_disk_dquot_t *,
76 fs_disk_quota_t *); 66 fs_disk_quota_t *);
77 67
78 68
79/* 69/*
80 * The main distribution switch of all XFS quotactl system calls.
81 */
82int
83xfs_qm_quotactl(
84 xfs_mount_t *mp,
85 int cmd,
86 int id,
87 xfs_caddr_t addr)
88{
89 int error;
90
91 ASSERT(addr != NULL || cmd == Q_XQUOTASYNC);
92
93 /*
94 * The following commands are valid even when quotaoff.
95 */
96 switch (cmd) {
97 case Q_XQUOTARM:
98 /*
99 * Truncate quota files. quota must be off.
100 */
101 if (XFS_IS_QUOTA_ON(mp))
102 return XFS_ERROR(EINVAL);
103 if (mp->m_flags & XFS_MOUNT_RDONLY)
104 return XFS_ERROR(EROFS);
105 return (xfs_qm_scall_trunc_qfiles(mp,
106 xfs_qm_import_qtype_flags(*(uint *)addr)));
107
108 case Q_XGETQSTAT:
109 /*
110 * Get quota status information.
111 */
112 return (xfs_qm_scall_getqstat(mp, (fs_quota_stat_t *)addr));
113
114 case Q_XQUOTAON:
115 /*
116 * QUOTAON - enabling quota enforcement.
117 * Quota accounting must be turned on at mount time.
118 */
119 if (mp->m_flags & XFS_MOUNT_RDONLY)
120 return XFS_ERROR(EROFS);
121 return (xfs_qm_scall_quotaon(mp,
122 xfs_qm_import_flags(*(uint *)addr)));
123
124 case Q_XQUOTAOFF:
125 if (mp->m_flags & XFS_MOUNT_RDONLY)
126 return XFS_ERROR(EROFS);
127 break;
128
129 case Q_XQUOTASYNC:
130 return xfs_sync_inodes(mp, SYNC_DELWRI);
131
132 default:
133 break;
134 }
135
136 if (! XFS_IS_QUOTA_ON(mp))
137 return XFS_ERROR(ESRCH);
138
139 switch (cmd) {
140 case Q_XQUOTAOFF:
141 if (mp->m_flags & XFS_MOUNT_RDONLY)
142 return XFS_ERROR(EROFS);
143 error = xfs_qm_scall_quotaoff(mp,
144 xfs_qm_import_flags(*(uint *)addr),
145 B_FALSE);
146 break;
147
148 case Q_XGETQUOTA:
149 error = xfs_qm_scall_getquota(mp, (xfs_dqid_t)id, XFS_DQ_USER,
150 (fs_disk_quota_t *)addr);
151 break;
152 case Q_XGETGQUOTA:
153 error = xfs_qm_scall_getquota(mp, (xfs_dqid_t)id, XFS_DQ_GROUP,
154 (fs_disk_quota_t *)addr);
155 break;
156 case Q_XGETPQUOTA:
157 error = xfs_qm_scall_getquota(mp, (xfs_dqid_t)id, XFS_DQ_PROJ,
158 (fs_disk_quota_t *)addr);
159 break;
160
161 case Q_XSETQLIM:
162 if (mp->m_flags & XFS_MOUNT_RDONLY)
163 return XFS_ERROR(EROFS);
164 error = xfs_qm_scall_setqlim(mp, (xfs_dqid_t)id, XFS_DQ_USER,
165 (fs_disk_quota_t *)addr);
166 break;
167 case Q_XSETGQLIM:
168 if (mp->m_flags & XFS_MOUNT_RDONLY)
169 return XFS_ERROR(EROFS);
170 error = xfs_qm_scall_setqlim(mp, (xfs_dqid_t)id, XFS_DQ_GROUP,
171 (fs_disk_quota_t *)addr);
172 break;
173 case Q_XSETPQLIM:
174 if (mp->m_flags & XFS_MOUNT_RDONLY)
175 return XFS_ERROR(EROFS);
176 error = xfs_qm_scall_setqlim(mp, (xfs_dqid_t)id, XFS_DQ_PROJ,
177 (fs_disk_quota_t *)addr);
178 break;
179
180 default:
181 error = XFS_ERROR(EINVAL);
182 break;
183 }
184
185 return (error);
186}
187
188/*
189 * Turn off quota accounting and/or enforcement for all udquots and/or 70 * Turn off quota accounting and/or enforcement for all udquots and/or
190 * gdquots. Called only at unmount time. 71 * gdquots. Called only at unmount time.
191 * 72 *
@@ -193,11 +74,10 @@ xfs_qm_quotactl(
193 * incore, and modifies the ondisk dquot directly. Therefore, for example, 74 * incore, and modifies the ondisk dquot directly. Therefore, for example,
194 * it is an error to call this twice, without purging the cache. 75 * it is an error to call this twice, without purging the cache.
195 */ 76 */
196STATIC int 77int
197xfs_qm_scall_quotaoff( 78xfs_qm_scall_quotaoff(
198 xfs_mount_t *mp, 79 xfs_mount_t *mp,
199 uint flags, 80 uint flags)
200 boolean_t force)
201{ 81{
202 uint dqtype; 82 uint dqtype;
203 int error; 83 int error;
@@ -205,8 +85,6 @@ xfs_qm_scall_quotaoff(
205 xfs_qoff_logitem_t *qoffstart; 85 xfs_qoff_logitem_t *qoffstart;
206 int nculprits; 86 int nculprits;
207 87
208 if (!force && !capable(CAP_SYS_ADMIN))
209 return XFS_ERROR(EPERM);
210 /* 88 /*
211 * No file system can have quotas enabled on disk but not in core. 89 * No file system can have quotas enabled on disk but not in core.
212 * Note that quota utilities (like quotaoff) _expect_ 90 * Note that quota utilities (like quotaoff) _expect_
@@ -375,7 +253,7 @@ out_error:
375 return (error); 253 return (error);
376} 254}
377 255
378STATIC int 256int
379xfs_qm_scall_trunc_qfiles( 257xfs_qm_scall_trunc_qfiles(
380 xfs_mount_t *mp, 258 xfs_mount_t *mp,
381 uint flags) 259 uint flags)
@@ -383,8 +261,6 @@ xfs_qm_scall_trunc_qfiles(
383 int error = 0, error2 = 0; 261 int error = 0, error2 = 0;
384 xfs_inode_t *qip; 262 xfs_inode_t *qip;
385 263
386 if (!capable(CAP_SYS_ADMIN))
387 return XFS_ERROR(EPERM);
388 if (!xfs_sb_version_hasquota(&mp->m_sb) || flags == 0) { 264 if (!xfs_sb_version_hasquota(&mp->m_sb) || flags == 0) {
389 qdprintk("qtrunc flags=%x m_qflags=%x\n", flags, mp->m_qflags); 265 qdprintk("qtrunc flags=%x m_qflags=%x\n", flags, mp->m_qflags);
390 return XFS_ERROR(EINVAL); 266 return XFS_ERROR(EINVAL);
@@ -416,7 +292,7 @@ xfs_qm_scall_trunc_qfiles(
416 * effect immediately. 292 * effect immediately.
417 * (Switching on quota accounting must be done at mount time.) 293 * (Switching on quota accounting must be done at mount time.)
418 */ 294 */
419STATIC int 295int
420xfs_qm_scall_quotaon( 296xfs_qm_scall_quotaon(
421 xfs_mount_t *mp, 297 xfs_mount_t *mp,
422 uint flags) 298 uint flags)
@@ -426,9 +302,6 @@ xfs_qm_scall_quotaon(
426 uint accflags; 302 uint accflags;
427 __int64_t sbflags; 303 __int64_t sbflags;
428 304
429 if (!capable(CAP_SYS_ADMIN))
430 return XFS_ERROR(EPERM);
431
432 flags &= (XFS_ALL_QUOTA_ACCT | XFS_ALL_QUOTA_ENFD); 305 flags &= (XFS_ALL_QUOTA_ACCT | XFS_ALL_QUOTA_ENFD);
433 /* 306 /*
434 * Switching on quota accounting must be done at mount time. 307 * Switching on quota accounting must be done at mount time.
@@ -517,7 +390,7 @@ xfs_qm_scall_quotaon(
517/* 390/*
518 * Return quota status information, such as uquota-off, enforcements, etc. 391 * Return quota status information, such as uquota-off, enforcements, etc.
519 */ 392 */
520STATIC int 393int
521xfs_qm_scall_getqstat( 394xfs_qm_scall_getqstat(
522 xfs_mount_t *mp, 395 xfs_mount_t *mp,
523 fs_quota_stat_t *out) 396 fs_quota_stat_t *out)
@@ -582,7 +455,7 @@ xfs_qm_scall_getqstat(
582/* 455/*
583 * Adjust quota limits, and start/stop timers accordingly. 456 * Adjust quota limits, and start/stop timers accordingly.
584 */ 457 */
585STATIC int 458int
586xfs_qm_scall_setqlim( 459xfs_qm_scall_setqlim(
587 xfs_mount_t *mp, 460 xfs_mount_t *mp,
588 xfs_dqid_t id, 461 xfs_dqid_t id,
@@ -595,9 +468,6 @@ xfs_qm_scall_setqlim(
595 int error; 468 int error;
596 xfs_qcnt_t hard, soft; 469 xfs_qcnt_t hard, soft;
597 470
598 if (!capable(CAP_SYS_ADMIN))
599 return XFS_ERROR(EPERM);
600
601 if ((newlim->d_fieldmask & 471 if ((newlim->d_fieldmask &
602 (FS_DQ_LIMIT_MASK|FS_DQ_TIMER_MASK|FS_DQ_WARNS_MASK)) == 0) 472 (FS_DQ_LIMIT_MASK|FS_DQ_TIMER_MASK|FS_DQ_WARNS_MASK)) == 0)
603 return (0); 473 return (0);
@@ -742,7 +612,7 @@ xfs_qm_scall_setqlim(
742 return error; 612 return error;
743} 613}
744 614
745STATIC int 615int
746xfs_qm_scall_getquota( 616xfs_qm_scall_getquota(
747 xfs_mount_t *mp, 617 xfs_mount_t *mp,
748 xfs_dqid_t id, 618 xfs_dqid_t id,
@@ -935,30 +805,6 @@ xfs_qm_export_dquot(
935} 805}
936 806
937STATIC uint 807STATIC uint
938xfs_qm_import_qtype_flags(
939 uint uflags)
940{
941 uint oflags = 0;
942
943 /*
944 * Can't be more than one, or none.
945 */
946 if (((uflags & (XFS_GROUP_QUOTA | XFS_USER_QUOTA)) ==
947 (XFS_GROUP_QUOTA | XFS_USER_QUOTA)) ||
948 ((uflags & (XFS_GROUP_QUOTA | XFS_PROJ_QUOTA)) ==
949 (XFS_GROUP_QUOTA | XFS_PROJ_QUOTA)) ||
950 ((uflags & (XFS_USER_QUOTA | XFS_PROJ_QUOTA)) ==
951 (XFS_USER_QUOTA | XFS_PROJ_QUOTA)) ||
952 ((uflags & (XFS_GROUP_QUOTA|XFS_USER_QUOTA|XFS_PROJ_QUOTA)) == 0))
953 return (0);
954
955 oflags |= (uflags & XFS_USER_QUOTA) ? XFS_DQ_USER : 0;
956 oflags |= (uflags & XFS_PROJ_QUOTA) ? XFS_DQ_PROJ : 0;
957 oflags |= (uflags & XFS_GROUP_QUOTA) ? XFS_DQ_GROUP: 0;
958 return oflags;
959}
960
961STATIC uint
962xfs_qm_export_qtype_flags( 808xfs_qm_export_qtype_flags(
963 uint flags) 809 uint flags)
964{ 810{
@@ -979,26 +825,6 @@ xfs_qm_export_qtype_flags(
979} 825}
980 826
981STATIC uint 827STATIC uint
982xfs_qm_import_flags(
983 uint uflags)
984{
985 uint flags = 0;
986
987 if (uflags & XFS_QUOTA_UDQ_ACCT)
988 flags |= XFS_UQUOTA_ACCT;
989 if (uflags & XFS_QUOTA_PDQ_ACCT)
990 flags |= XFS_PQUOTA_ACCT;
991 if (uflags & XFS_QUOTA_GDQ_ACCT)
992 flags |= XFS_GQUOTA_ACCT;
993 if (uflags & XFS_QUOTA_UDQ_ENFD)
994 flags |= XFS_UQUOTA_ENFD;
995 if (uflags & (XFS_QUOTA_PDQ_ENFD|XFS_QUOTA_GDQ_ENFD))
996 flags |= XFS_OQUOTA_ENFD;
997 return (flags);
998}
999
1000
1001STATIC uint
1002xfs_qm_export_flags( 828xfs_qm_export_flags(
1003 uint flags) 829 uint flags)
1004{ 830{
diff --git a/fs/xfs/quota/xfs_quota_priv.h b/fs/xfs/quota/xfs_quota_priv.h
index c4fcea600bc2..8286b2842b6b 100644
--- a/fs/xfs/quota/xfs_quota_priv.h
+++ b/fs/xfs/quota/xfs_quota_priv.h
@@ -42,34 +42,24 @@
42#define XFS_QI_QOFFLOCK(mp) ((mp)->m_quotainfo->qi_quotaofflock) 42#define XFS_QI_QOFFLOCK(mp) ((mp)->m_quotainfo->qi_quotaofflock)
43 43
44#define XFS_QI_MPL_LIST(mp) ((mp)->m_quotainfo->qi_dqlist) 44#define XFS_QI_MPL_LIST(mp) ((mp)->m_quotainfo->qi_dqlist)
45#define XFS_QI_MPLLOCK(mp) ((mp)->m_quotainfo->qi_dqlist.qh_lock)
46#define XFS_QI_MPLNEXT(mp) ((mp)->m_quotainfo->qi_dqlist.qh_next) 45#define XFS_QI_MPLNEXT(mp) ((mp)->m_quotainfo->qi_dqlist.qh_next)
47#define XFS_QI_MPLNDQUOTS(mp) ((mp)->m_quotainfo->qi_dqlist.qh_nelems) 46#define XFS_QI_MPLNDQUOTS(mp) ((mp)->m_quotainfo->qi_dqlist.qh_nelems)
48 47
49#define XQMLCK(h) (mutex_lock(&((h)->qh_lock))) 48#define xfs_qm_mplist_lock(mp) \
50#define XQMUNLCK(h) (mutex_unlock(&((h)->qh_lock))) 49 mutex_lock(&(XFS_QI_MPL_LIST(mp).qh_lock))
51#ifdef DEBUG 50#define xfs_qm_mplist_nowait(mp) \
52struct xfs_dqhash; 51 mutex_trylock(&(XFS_QI_MPL_LIST(mp).qh_lock))
53static inline int XQMISLCKD(struct xfs_dqhash *h) 52#define xfs_qm_mplist_unlock(mp) \
54{ 53 mutex_unlock(&(XFS_QI_MPL_LIST(mp).qh_lock))
55 if (mutex_trylock(&h->qh_lock)) { 54#define XFS_QM_IS_MPLIST_LOCKED(mp) \
56 mutex_unlock(&h->qh_lock); 55 mutex_is_locked(&(XFS_QI_MPL_LIST(mp).qh_lock))
57 return 0; 56
58 } 57#define xfs_qm_freelist_lock(qm) \
59 return 1; 58 mutex_lock(&((qm)->qm_dqfreelist.qh_lock))
60} 59#define xfs_qm_freelist_lock_nowait(qm) \
61#endif 60 mutex_trylock(&((qm)->qm_dqfreelist.qh_lock))
62 61#define xfs_qm_freelist_unlock(qm) \
63#define XFS_DQ_HASH_LOCK(h) XQMLCK(h) 62 mutex_unlock(&((qm)->qm_dqfreelist.qh_lock))
64#define XFS_DQ_HASH_UNLOCK(h) XQMUNLCK(h)
65#define XFS_DQ_IS_HASH_LOCKED(h) XQMISLCKD(h)
66
67#define xfs_qm_mplist_lock(mp) XQMLCK(&(XFS_QI_MPL_LIST(mp)))
68#define xfs_qm_mplist_unlock(mp) XQMUNLCK(&(XFS_QI_MPL_LIST(mp)))
69#define XFS_QM_IS_MPLIST_LOCKED(mp) XQMISLCKD(&(XFS_QI_MPL_LIST(mp)))
70
71#define xfs_qm_freelist_lock(qm) XQMLCK(&((qm)->qm_dqfreelist))
72#define xfs_qm_freelist_unlock(qm) XQMUNLCK(&((qm)->qm_dqfreelist))
73 63
74/* 64/*
75 * Hash into a bucket in the dquot hash table, based on <mp, id>. 65 * Hash into a bucket in the dquot hash table, based on <mp, id>.
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index 143d63ecb20a..c8641f713caa 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -223,8 +223,8 @@ typedef struct xfs_perag
223 be32_to_cpu((a)->agf_levels[XFS_BTNUM_CNTi]), mp)) 223 be32_to_cpu((a)->agf_levels[XFS_BTNUM_CNTi]), mp))
224#define XFS_MIN_FREELIST_PAG(pag,mp) \ 224#define XFS_MIN_FREELIST_PAG(pag,mp) \
225 (XFS_MIN_FREELIST_RAW( \ 225 (XFS_MIN_FREELIST_RAW( \
226 (uint_t)(pag)->pagf_levels[XFS_BTNUM_BNOi], \ 226 (unsigned int)(pag)->pagf_levels[XFS_BTNUM_BNOi], \
227 (uint_t)(pag)->pagf_levels[XFS_BTNUM_CNTi], mp)) 227 (unsigned int)(pag)->pagf_levels[XFS_BTNUM_CNTi], mp))
228 228
229#define XFS_AGB_TO_FSB(mp,agno,agbno) \ 229#define XFS_AGB_TO_FSB(mp,agno,agbno) \
230 (((xfs_fsblock_t)(agno) << (mp)->m_sb.sb_agblklog) | (agbno)) 230 (((xfs_fsblock_t)(agno) << (mp)->m_sb.sb_agblklog) | (agbno))
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index c45f74ff1a5b..9ff6e57a5075 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -1503,7 +1503,7 @@ xfs_da_path_shift(xfs_da_state_t *state, xfs_da_state_path_t *path,
1503 * This is implemented with some source-level loop unrolling. 1503 * This is implemented with some source-level loop unrolling.
1504 */ 1504 */
1505xfs_dahash_t 1505xfs_dahash_t
1506xfs_da_hashname(const uchar_t *name, int namelen) 1506xfs_da_hashname(const __uint8_t *name, int namelen)
1507{ 1507{
1508 xfs_dahash_t hash; 1508 xfs_dahash_t hash;
1509 1509
diff --git a/fs/xfs/xfs_da_btree.h b/fs/xfs/xfs_da_btree.h
index 70b710c1792d..9d5a7e8c38fe 100644
--- a/fs/xfs/xfs_da_btree.h
+++ b/fs/xfs/xfs_da_btree.h
@@ -91,9 +91,9 @@ enum xfs_dacmp {
91 * Structure to ease passing around component names. 91 * Structure to ease passing around component names.
92 */ 92 */
93typedef struct xfs_da_args { 93typedef struct xfs_da_args {
94 const uchar_t *name; /* string (maybe not NULL terminated) */ 94 const __uint8_t *name; /* string (maybe not NULL terminated) */
95 int namelen; /* length of string (maybe no NULL) */ 95 int namelen; /* length of string (maybe no NULL) */
96 uchar_t *value; /* set of bytes (maybe contain NULLs) */ 96 __uint8_t *value; /* set of bytes (maybe contain NULLs) */
97 int valuelen; /* length of value */ 97 int valuelen; /* length of value */
98 int flags; /* argument flags (eg: ATTR_NOCREATE) */ 98 int flags; /* argument flags (eg: ATTR_NOCREATE) */
99 xfs_dahash_t hashval; /* hash value of name */ 99 xfs_dahash_t hashval; /* hash value of name */
@@ -251,7 +251,7 @@ xfs_daddr_t xfs_da_reada_buf(struct xfs_trans *trans, struct xfs_inode *dp,
251int xfs_da_shrink_inode(xfs_da_args_t *args, xfs_dablk_t dead_blkno, 251int xfs_da_shrink_inode(xfs_da_args_t *args, xfs_dablk_t dead_blkno,
252 xfs_dabuf_t *dead_buf); 252 xfs_dabuf_t *dead_buf);
253 253
254uint xfs_da_hashname(const uchar_t *name_string, int name_length); 254uint xfs_da_hashname(const __uint8_t *name_string, int name_length);
255enum xfs_dacmp xfs_da_compname(struct xfs_da_args *args, 255enum xfs_dacmp xfs_da_compname(struct xfs_da_args *args,
256 const char *name, int len); 256 const char *name, int len);
257 257
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index ab016e5ae7be..62d1ceae0943 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -230,7 +230,7 @@ xfs_ialloc_ag_alloc(
230 args.minalignslop = xfs_ialloc_cluster_alignment(&args) - 1; 230 args.minalignslop = xfs_ialloc_cluster_alignment(&args) - 1;
231 231
232 /* Allow space for the inode btree to split. */ 232 /* Allow space for the inode btree to split. */
233 args.minleft = XFS_IN_MAXLEVELS(args.mp) - 1; 233 args.minleft = args.mp->m_in_maxlevels - 1;
234 if ((error = xfs_alloc_vextent(&args))) 234 if ((error = xfs_alloc_vextent(&args)))
235 return error; 235 return error;
236 } else 236 } else
@@ -270,7 +270,7 @@ xfs_ialloc_ag_alloc(
270 /* 270 /*
271 * Allow space for the inode btree to split. 271 * Allow space for the inode btree to split.
272 */ 272 */
273 args.minleft = XFS_IN_MAXLEVELS(args.mp) - 1; 273 args.minleft = args.mp->m_in_maxlevels - 1;
274 if ((error = xfs_alloc_vextent(&args))) 274 if ((error = xfs_alloc_vextent(&args)))
275 return error; 275 return error;
276 } 276 }
@@ -943,7 +943,7 @@ nextag:
943 ASSERT((XFS_AGINO_TO_OFFSET(mp, rec.ir_startino) % 943 ASSERT((XFS_AGINO_TO_OFFSET(mp, rec.ir_startino) %
944 XFS_INODES_PER_CHUNK) == 0); 944 XFS_INODES_PER_CHUNK) == 0);
945 ino = XFS_AGINO_TO_INO(mp, agno, rec.ir_startino + offset); 945 ino = XFS_AGINO_TO_INO(mp, agno, rec.ir_startino + offset);
946 XFS_INOBT_CLR_FREE(&rec, offset); 946 rec.ir_free &= ~XFS_INOBT_MASK(offset);
947 rec.ir_freecount--; 947 rec.ir_freecount--;
948 if ((error = xfs_inobt_update(cur, rec.ir_startino, rec.ir_freecount, 948 if ((error = xfs_inobt_update(cur, rec.ir_startino, rec.ir_freecount,
949 rec.ir_free))) 949 rec.ir_free)))
@@ -1105,11 +1105,11 @@ xfs_difree(
1105 */ 1105 */
1106 off = agino - rec.ir_startino; 1106 off = agino - rec.ir_startino;
1107 ASSERT(off >= 0 && off < XFS_INODES_PER_CHUNK); 1107 ASSERT(off >= 0 && off < XFS_INODES_PER_CHUNK);
1108 ASSERT(!XFS_INOBT_IS_FREE(&rec, off)); 1108 ASSERT(!(rec.ir_free & XFS_INOBT_MASK(off)));
1109 /* 1109 /*
1110 * Mark the inode free & increment the count. 1110 * Mark the inode free & increment the count.
1111 */ 1111 */
1112 XFS_INOBT_SET_FREE(&rec, off); 1112 rec.ir_free |= XFS_INOBT_MASK(off);
1113 rec.ir_freecount++; 1113 rec.ir_freecount++;
1114 1114
1115 /* 1115 /*
diff --git a/fs/xfs/xfs_ialloc_btree.h b/fs/xfs/xfs_ialloc_btree.h
index 5580e255ff06..f782ad0c4769 100644
--- a/fs/xfs/xfs_ialloc_btree.h
+++ b/fs/xfs/xfs_ialloc_btree.h
@@ -32,14 +32,14 @@ struct xfs_mount;
32#define XFS_IBT_MAGIC 0x49414254 /* 'IABT' */ 32#define XFS_IBT_MAGIC 0x49414254 /* 'IABT' */
33 33
34typedef __uint64_t xfs_inofree_t; 34typedef __uint64_t xfs_inofree_t;
35#define XFS_INODES_PER_CHUNK (NBBY * sizeof(xfs_inofree_t)) 35#define XFS_INODES_PER_CHUNK (NBBY * sizeof(xfs_inofree_t))
36#define XFS_INODES_PER_CHUNK_LOG (XFS_NBBYLOG + 3) 36#define XFS_INODES_PER_CHUNK_LOG (XFS_NBBYLOG + 3)
37#define XFS_INOBT_ALL_FREE ((xfs_inofree_t)-1) 37#define XFS_INOBT_ALL_FREE ((xfs_inofree_t)-1)
38#define XFS_INOBT_MASK(i) ((xfs_inofree_t)1 << (i))
38 39
39static inline xfs_inofree_t xfs_inobt_maskn(int i, int n) 40static inline xfs_inofree_t xfs_inobt_maskn(int i, int n)
40{ 41{
41 return (((n) >= XFS_INODES_PER_CHUNK ? \ 42 return ((n >= XFS_INODES_PER_CHUNK ? 0 : XFS_INOBT_MASK(n)) - 1) << i;
42 (xfs_inofree_t)0 : ((xfs_inofree_t)1 << (n))) - 1) << (i);
43} 43}
44 44
45/* 45/*
@@ -69,20 +69,6 @@ typedef struct xfs_inobt_key {
69typedef __be32 xfs_inobt_ptr_t; 69typedef __be32 xfs_inobt_ptr_t;
70 70
71/* 71/*
72 * Bit manipulations for ir_free.
73 */
74#define XFS_INOBT_MASK(i) ((xfs_inofree_t)1 << (i))
75#define XFS_INOBT_IS_FREE(rp,i) \
76 (((rp)->ir_free & XFS_INOBT_MASK(i)) != 0)
77#define XFS_INOBT_SET_FREE(rp,i) ((rp)->ir_free |= XFS_INOBT_MASK(i))
78#define XFS_INOBT_CLR_FREE(rp,i) ((rp)->ir_free &= ~XFS_INOBT_MASK(i))
79
80/*
81 * Maximum number of inode btree levels.
82 */
83#define XFS_IN_MAXLEVELS(mp) ((mp)->m_in_maxlevels)
84
85/*
86 * block numbers in the AG. 72 * block numbers in the AG.
87 */ 73 */
88#define XFS_IBT_BLOCK(mp) ((xfs_agblock_t)(XFS_CNT_BLOCK(mp) + 1)) 74#define XFS_IBT_BLOCK(mp) ((xfs_agblock_t)(XFS_CNT_BLOCK(mp) + 1))
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index f4726f702a9e..493c07f6a99a 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1164,32 +1164,8 @@ xlog_get_iclog_buffer_size(xfs_mount_t *mp,
1164 log->l_iclog_hsize = BBSIZE; 1164 log->l_iclog_hsize = BBSIZE;
1165 log->l_iclog_heads = 1; 1165 log->l_iclog_heads = 1;
1166 1166
1167 /* 1167done:
1168 * For 16KB, we use 3 32KB buffers. For 32KB block sizes, we use 1168 /* are we being asked to make the sizes selected above visible? */
1169 * 4 32KB buffers. For 64KB block sizes, we use 8 32KB buffers.
1170 */
1171 if (mp->m_sb.sb_blocksize >= 16*1024) {
1172 log->l_iclog_size = XLOG_BIG_RECORD_BSIZE;
1173 log->l_iclog_size_log = XLOG_BIG_RECORD_BSHIFT;
1174 if (mp->m_logbufs <= 0) {
1175 switch (mp->m_sb.sb_blocksize) {
1176 case 16*1024: /* 16 KB */
1177 log->l_iclog_bufs = 3;
1178 break;
1179 case 32*1024: /* 32 KB */
1180 log->l_iclog_bufs = 4;
1181 break;
1182 case 64*1024: /* 64 KB */
1183 log->l_iclog_bufs = 8;
1184 break;
1185 default:
1186 xlog_panic("XFS: Invalid blocksize");
1187 break;
1188 }
1189 }
1190 }
1191
1192done: /* are we being asked to make the sizes selected above visible? */
1193 if (mp->m_logbufs == 0) 1169 if (mp->m_logbufs == 0)
1194 mp->m_logbufs = log->l_iclog_bufs; 1170 mp->m_logbufs = log->l_iclog_bufs;
1195 if (mp->m_logbsize == 0) 1171 if (mp->m_logbsize == 0)
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index 654167be0efb..3670d48fd774 100644
--- a/fs/xfs/xfs_log_priv.h
+++ b/fs/xfs/xfs_log_priv.h
@@ -359,7 +359,7 @@ typedef struct xlog_in_core {
359 int ic_size; 359 int ic_size;
360 int ic_offset; 360 int ic_offset;
361 int ic_bwritecnt; 361 int ic_bwritecnt;
362 ushort_t ic_state; 362 unsigned short ic_state;
363 char *ic_datap; /* pointer to iclog data */ 363 char *ic_datap; /* pointer to iclog data */
364#ifdef XFS_LOG_TRACE 364#ifdef XFS_LOG_TRACE
365 struct ktrace *ic_trace; 365 struct ktrace *ic_trace;
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index b1047de2fffd..504d540e0e2c 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -211,11 +211,11 @@ xlog_header_check_dump(
211 211
212 cmn_err(CE_DEBUG, "%s: SB : uuid = ", __func__); 212 cmn_err(CE_DEBUG, "%s: SB : uuid = ", __func__);
213 for (b = 0; b < 16; b++) 213 for (b = 0; b < 16; b++)
214 cmn_err(CE_DEBUG, "%02x", ((uchar_t *)&mp->m_sb.sb_uuid)[b]); 214 cmn_err(CE_DEBUG, "%02x", ((__uint8_t *)&mp->m_sb.sb_uuid)[b]);
215 cmn_err(CE_DEBUG, ", fmt = %d\n", XLOG_FMT); 215 cmn_err(CE_DEBUG, ", fmt = %d\n", XLOG_FMT);
216 cmn_err(CE_DEBUG, " log : uuid = "); 216 cmn_err(CE_DEBUG, " log : uuid = ");
217 for (b = 0; b < 16; b++) 217 for (b = 0; b < 16; b++)
218 cmn_err(CE_DEBUG, "%02x",((uchar_t *)&head->h_fs_uuid)[b]); 218 cmn_err(CE_DEBUG, "%02x", ((__uint8_t *)&head->h_fs_uuid)[b]);
219 cmn_err(CE_DEBUG, ", fmt = %d\n", be32_to_cpu(head->h_fmt)); 219 cmn_err(CE_DEBUG, ", fmt = %d\n", be32_to_cpu(head->h_fmt));
220} 220}
221#else 221#else
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 670c10e098a0..1438dd4dc909 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -136,7 +136,6 @@ typedef int (*xfs_dqvopchownresv_t)(struct xfs_trans *, struct xfs_inode *,
136 struct xfs_dquot *, struct xfs_dquot *, uint); 136 struct xfs_dquot *, struct xfs_dquot *, uint);
137typedef void (*xfs_dqstatvfs_t)(struct xfs_inode *, struct kstatfs *); 137typedef void (*xfs_dqstatvfs_t)(struct xfs_inode *, struct kstatfs *);
138typedef int (*xfs_dqsync_t)(struct xfs_mount *, int flags); 138typedef int (*xfs_dqsync_t)(struct xfs_mount *, int flags);
139typedef int (*xfs_quotactl_t)(struct xfs_mount *, int, int, xfs_caddr_t);
140 139
141typedef struct xfs_qmops { 140typedef struct xfs_qmops {
142 xfs_qminit_t xfs_qminit; 141 xfs_qminit_t xfs_qminit;
@@ -154,7 +153,6 @@ typedef struct xfs_qmops {
154 xfs_dqvopchownresv_t xfs_dqvopchownresv; 153 xfs_dqvopchownresv_t xfs_dqvopchownresv;
155 xfs_dqstatvfs_t xfs_dqstatvfs; 154 xfs_dqstatvfs_t xfs_dqstatvfs;
156 xfs_dqsync_t xfs_dqsync; 155 xfs_dqsync_t xfs_dqsync;
157 xfs_quotactl_t xfs_quotactl;
158 struct xfs_dqtrxops *xfs_dqtrxops; 156 struct xfs_dqtrxops *xfs_dqtrxops;
159} xfs_qmops_t; 157} xfs_qmops_t;
160 158
@@ -188,8 +186,6 @@ typedef struct xfs_qmops {
188 (*(ip)->i_mount->m_qm_ops->xfs_dqstatvfs)(ip, statp) 186 (*(ip)->i_mount->m_qm_ops->xfs_dqstatvfs)(ip, statp)
189#define XFS_QM_DQSYNC(mp, flags) \ 187#define XFS_QM_DQSYNC(mp, flags) \
190 (*(mp)->m_qm_ops->xfs_dqsync)(mp, flags) 188 (*(mp)->m_qm_ops->xfs_dqsync)(mp, flags)
191#define XFS_QM_QUOTACTL(mp, cmd, id, addr) \
192 (*(mp)->m_qm_ops->xfs_quotactl)(mp, cmd, id, addr)
193 189
194#ifdef HAVE_PERCPU_SB 190#ifdef HAVE_PERCPU_SB
195 191
@@ -273,7 +269,7 @@ typedef struct xfs_mount {
273 uint m_inobt_mnr[2]; /* min inobt btree records */ 269 uint m_inobt_mnr[2]; /* min inobt btree records */
274 uint m_ag_maxlevels; /* XFS_AG_MAXLEVELS */ 270 uint m_ag_maxlevels; /* XFS_AG_MAXLEVELS */
275 uint m_bm_maxlevels[2]; /* XFS_BM_MAXLEVELS */ 271 uint m_bm_maxlevels[2]; /* XFS_BM_MAXLEVELS */
276 uint m_in_maxlevels; /* XFS_IN_MAXLEVELS */ 272 uint m_in_maxlevels; /* max inobt btree levels. */
277 struct xfs_perag *m_perag; /* per-ag accounting info */ 273 struct xfs_perag *m_perag; /* per-ag accounting info */
278 struct rw_semaphore m_peraglock; /* lock for m_perag (pointer) */ 274 struct rw_semaphore m_peraglock; /* lock for m_perag (pointer) */
279 struct mutex m_growlock; /* growfs mutex */ 275 struct mutex m_growlock; /* growfs mutex */
diff --git a/fs/xfs/xfs_qmops.c b/fs/xfs/xfs_qmops.c
index 27f80581520a..e101790ea8e7 100644
--- a/fs/xfs/xfs_qmops.c
+++ b/fs/xfs/xfs_qmops.c
@@ -126,7 +126,6 @@ static struct xfs_qmops xfs_qmcore_stub = {
126 .xfs_dqvopchownresv = (xfs_dqvopchownresv_t) fs_noerr, 126 .xfs_dqvopchownresv = (xfs_dqvopchownresv_t) fs_noerr,
127 .xfs_dqstatvfs = (xfs_dqstatvfs_t) fs_noval, 127 .xfs_dqstatvfs = (xfs_dqstatvfs_t) fs_noval,
128 .xfs_dqsync = (xfs_dqsync_t) fs_noerr, 128 .xfs_dqsync = (xfs_dqsync_t) fs_noerr,
129 .xfs_quotactl = (xfs_quotactl_t) fs_nosys,
130}; 129};
131 130
132int 131int
diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h
index 63d41acf4533..f5d1202dde25 100644
--- a/fs/xfs/xfs_quota.h
+++ b/fs/xfs/xfs_quota.h
@@ -18,6 +18,8 @@
18#ifndef __XFS_QUOTA_H__ 18#ifndef __XFS_QUOTA_H__
19#define __XFS_QUOTA_H__ 19#define __XFS_QUOTA_H__
20 20
21struct xfs_trans;
22
21/* 23/*
22 * The ondisk form of a dquot structure. 24 * The ondisk form of a dquot structure.
23 */ 25 */
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index d6fe4a88d79f..166f728bea70 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -343,7 +343,7 @@ xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp)
343 (128 * (9 + XFS_ALLOCFREE_LOG_COUNT(mp, 4))) + \ 343 (128 * (9 + XFS_ALLOCFREE_LOG_COUNT(mp, 4))) + \
344 (128 * 5) + \ 344 (128 * 5) + \
345 XFS_ALLOCFREE_LOG_RES(mp, 1) + \ 345 XFS_ALLOCFREE_LOG_RES(mp, 1) + \
346 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + XFS_IN_MAXLEVELS(mp) + \ 346 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + (mp)->m_in_maxlevels + \
347 XFS_ALLOCFREE_LOG_COUNT(mp, 1)))))) 347 XFS_ALLOCFREE_LOG_COUNT(mp, 1))))))
348 348
349#define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_reservations.tr_itruncate) 349#define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_reservations.tr_itruncate)
@@ -449,9 +449,9 @@ xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp)
449 (128 * (4 + XFS_DIROP_LOG_COUNT(mp)))), \ 449 (128 * (4 + XFS_DIROP_LOG_COUNT(mp)))), \
450 (2 * (mp)->m_sb.sb_sectsize + \ 450 (2 * (mp)->m_sb.sb_sectsize + \
451 XFS_FSB_TO_B((mp), XFS_IALLOC_BLOCKS((mp))) + \ 451 XFS_FSB_TO_B((mp), XFS_IALLOC_BLOCKS((mp))) + \
452 XFS_FSB_TO_B((mp), XFS_IN_MAXLEVELS(mp)) + \ 452 XFS_FSB_TO_B((mp), (mp)->m_in_maxlevels) + \
453 XFS_ALLOCFREE_LOG_RES(mp, 1) + \ 453 XFS_ALLOCFREE_LOG_RES(mp, 1) + \
454 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + XFS_IN_MAXLEVELS(mp) + \ 454 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + (mp)->m_in_maxlevels + \
455 XFS_ALLOCFREE_LOG_COUNT(mp, 1)))))) 455 XFS_ALLOCFREE_LOG_COUNT(mp, 1))))))
456 456
457#define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_reservations.tr_symlink) 457#define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_reservations.tr_symlink)
@@ -481,9 +481,9 @@ xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp)
481 (128 * (3 + XFS_DIROP_LOG_COUNT(mp)))), \ 481 (128 * (3 + XFS_DIROP_LOG_COUNT(mp)))), \
482 (3 * (mp)->m_sb.sb_sectsize + \ 482 (3 * (mp)->m_sb.sb_sectsize + \
483 XFS_FSB_TO_B((mp), XFS_IALLOC_BLOCKS((mp))) + \ 483 XFS_FSB_TO_B((mp), XFS_IALLOC_BLOCKS((mp))) + \
484 XFS_FSB_TO_B((mp), XFS_IN_MAXLEVELS(mp)) + \ 484 XFS_FSB_TO_B((mp), (mp)->m_in_maxlevels) + \
485 XFS_ALLOCFREE_LOG_RES(mp, 1) + \ 485 XFS_ALLOCFREE_LOG_RES(mp, 1) + \
486 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + XFS_IN_MAXLEVELS(mp) + \ 486 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + (mp)->m_in_maxlevels + \
487 XFS_ALLOCFREE_LOG_COUNT(mp, 1)))))) 487 XFS_ALLOCFREE_LOG_COUNT(mp, 1))))))
488 488
489#define XFS_CREATE_LOG_RES(mp) ((mp)->m_reservations.tr_create) 489#define XFS_CREATE_LOG_RES(mp) ((mp)->m_reservations.tr_create)
@@ -513,7 +513,7 @@ xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp)
513 MAX((__uint16_t)XFS_FSB_TO_B((mp), 1), XFS_INODE_CLUSTER_SIZE(mp)) + \ 513 MAX((__uint16_t)XFS_FSB_TO_B((mp), 1), XFS_INODE_CLUSTER_SIZE(mp)) + \
514 (128 * 5) + \ 514 (128 * 5) + \
515 XFS_ALLOCFREE_LOG_RES(mp, 1) + \ 515 XFS_ALLOCFREE_LOG_RES(mp, 1) + \
516 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + XFS_IN_MAXLEVELS(mp) + \ 516 (128 * (2 + XFS_IALLOC_BLOCKS(mp) + (mp)->m_in_maxlevels + \
517 XFS_ALLOCFREE_LOG_COUNT(mp, 1)))) 517 XFS_ALLOCFREE_LOG_COUNT(mp, 1))))
518 518
519 519
diff --git a/fs/xfs/xfs_trans_space.h b/fs/xfs/xfs_trans_space.h
index 4ea2e5074bdd..7d2c920dfb9c 100644
--- a/fs/xfs/xfs_trans_space.h
+++ b/fs/xfs/xfs_trans_space.h
@@ -47,7 +47,7 @@
47#define XFS_DIRREMOVE_SPACE_RES(mp) \ 47#define XFS_DIRREMOVE_SPACE_RES(mp) \
48 XFS_DAREMOVE_SPACE_RES(mp, XFS_DATA_FORK) 48 XFS_DAREMOVE_SPACE_RES(mp, XFS_DATA_FORK)
49#define XFS_IALLOC_SPACE_RES(mp) \ 49#define XFS_IALLOC_SPACE_RES(mp) \
50 (XFS_IALLOC_BLOCKS(mp) + XFS_IN_MAXLEVELS(mp)-1) 50 (XFS_IALLOC_BLOCKS(mp) + (mp)->m_in_maxlevels - 1)
51 51
52/* 52/*
53 * Space reservation values for various transactions. 53 * Space reservation values for various transactions.
diff --git a/fs/xfs/xfs_types.h b/fs/xfs/xfs_types.h
index b2f724502f1b..d725428c9df6 100644
--- a/fs/xfs/xfs_types.h
+++ b/fs/xfs/xfs_types.h
@@ -21,14 +21,6 @@
21#ifdef __KERNEL__ 21#ifdef __KERNEL__
22 22
23/* 23/*
24 * POSIX Extensions
25 */
26typedef unsigned char uchar_t;
27typedef unsigned short ushort_t;
28typedef unsigned int uint_t;
29typedef unsigned long ulong_t;
30
31/*
32 * Additional type declarations for XFS 24 * Additional type declarations for XFS
33 */ 25 */
34typedef signed char __int8_t; 26typedef signed char __int8_t;
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index bc0a0a75b1d6..59de04954bc8 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -1387,23 +1387,28 @@ xfs_create(
1387 xfs_inode_t **ipp, 1387 xfs_inode_t **ipp,
1388 cred_t *credp) 1388 cred_t *credp)
1389{ 1389{
1390 xfs_mount_t *mp = dp->i_mount; 1390 int is_dir = S_ISDIR(mode);
1391 xfs_inode_t *ip; 1391 struct xfs_mount *mp = dp->i_mount;
1392 xfs_trans_t *tp; 1392 struct xfs_inode *ip = NULL;
1393 struct xfs_trans *tp = NULL;
1393 int error; 1394 int error;
1394 xfs_bmap_free_t free_list; 1395 xfs_bmap_free_t free_list;
1395 xfs_fsblock_t first_block; 1396 xfs_fsblock_t first_block;
1396 boolean_t unlock_dp_on_error = B_FALSE; 1397 boolean_t unlock_dp_on_error = B_FALSE;
1397 int dm_event_sent = 0;
1398 uint cancel_flags; 1398 uint cancel_flags;
1399 int committed; 1399 int committed;
1400 xfs_prid_t prid; 1400 xfs_prid_t prid;
1401 struct xfs_dquot *udqp, *gdqp; 1401 struct xfs_dquot *udqp = NULL;
1402 struct xfs_dquot *gdqp = NULL;
1402 uint resblks; 1403 uint resblks;
1404 uint log_res;
1405 uint log_count;
1403 1406
1404 ASSERT(!*ipp);
1405 xfs_itrace_entry(dp); 1407 xfs_itrace_entry(dp);
1406 1408
1409 if (XFS_FORCED_SHUTDOWN(mp))
1410 return XFS_ERROR(EIO);
1411
1407 if (DM_EVENT_ENABLED(dp, DM_EVENT_CREATE)) { 1412 if (DM_EVENT_ENABLED(dp, DM_EVENT_CREATE)) {
1408 error = XFS_SEND_NAMESP(mp, DM_EVENT_CREATE, 1413 error = XFS_SEND_NAMESP(mp, DM_EVENT_CREATE,
1409 dp, DM_RIGHT_NULL, NULL, 1414 dp, DM_RIGHT_NULL, NULL,
@@ -1412,84 +1417,97 @@ xfs_create(
1412 1417
1413 if (error) 1418 if (error)
1414 return error; 1419 return error;
1415 dm_event_sent = 1;
1416 } 1420 }
1417 1421
1418 if (XFS_FORCED_SHUTDOWN(mp))
1419 return XFS_ERROR(EIO);
1420
1421 /* Return through std_return after this point. */
1422
1423 udqp = gdqp = NULL;
1424 if (dp->i_d.di_flags & XFS_DIFLAG_PROJINHERIT) 1422 if (dp->i_d.di_flags & XFS_DIFLAG_PROJINHERIT)
1425 prid = dp->i_d.di_projid; 1423 prid = dp->i_d.di_projid;
1426 else 1424 else
1427 prid = (xfs_prid_t)dfltprid; 1425 prid = dfltprid;
1428 1426
1429 /* 1427 /*
1430 * Make sure that we have allocated dquot(s) on disk. 1428 * Make sure that we have allocated dquot(s) on disk.
1431 */ 1429 */
1432 error = XFS_QM_DQVOPALLOC(mp, dp, 1430 error = XFS_QM_DQVOPALLOC(mp, dp,
1433 current_fsuid(), current_fsgid(), prid, 1431 current_fsuid(), current_fsgid(), prid,
1434 XFS_QMOPT_QUOTALL|XFS_QMOPT_INHERIT, &udqp, &gdqp); 1432 XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, &udqp, &gdqp);
1435 if (error) 1433 if (error)
1436 goto std_return; 1434 goto std_return;
1437 1435
1438 ip = NULL; 1436 if (is_dir) {
1437 rdev = 0;
1438 resblks = XFS_MKDIR_SPACE_RES(mp, name->len);
1439 log_res = XFS_MKDIR_LOG_RES(mp);
1440 log_count = XFS_MKDIR_LOG_COUNT;
1441 tp = xfs_trans_alloc(mp, XFS_TRANS_MKDIR);
1442 } else {
1443 resblks = XFS_CREATE_SPACE_RES(mp, name->len);
1444 log_res = XFS_CREATE_LOG_RES(mp);
1445 log_count = XFS_CREATE_LOG_COUNT;
1446 tp = xfs_trans_alloc(mp, XFS_TRANS_CREATE);
1447 }
1439 1448
1440 tp = xfs_trans_alloc(mp, XFS_TRANS_CREATE);
1441 cancel_flags = XFS_TRANS_RELEASE_LOG_RES; 1449 cancel_flags = XFS_TRANS_RELEASE_LOG_RES;
1442 resblks = XFS_CREATE_SPACE_RES(mp, name->len); 1450
1443 /* 1451 /*
1444 * Initially assume that the file does not exist and 1452 * Initially assume that the file does not exist and
1445 * reserve the resources for that case. If that is not 1453 * reserve the resources for that case. If that is not
1446 * the case we'll drop the one we have and get a more 1454 * the case we'll drop the one we have and get a more
1447 * appropriate transaction later. 1455 * appropriate transaction later.
1448 */ 1456 */
1449 error = xfs_trans_reserve(tp, resblks, XFS_CREATE_LOG_RES(mp), 0, 1457 error = xfs_trans_reserve(tp, resblks, log_res, 0,
1450 XFS_TRANS_PERM_LOG_RES, XFS_CREATE_LOG_COUNT); 1458 XFS_TRANS_PERM_LOG_RES, log_count);
1451 if (error == ENOSPC) { 1459 if (error == ENOSPC) {
1452 resblks = 0; 1460 resblks = 0;
1453 error = xfs_trans_reserve(tp, 0, XFS_CREATE_LOG_RES(mp), 0, 1461 error = xfs_trans_reserve(tp, 0, log_res, 0,
1454 XFS_TRANS_PERM_LOG_RES, XFS_CREATE_LOG_COUNT); 1462 XFS_TRANS_PERM_LOG_RES, log_count);
1455 } 1463 }
1456 if (error) { 1464 if (error) {
1457 cancel_flags = 0; 1465 cancel_flags = 0;
1458 goto error_return; 1466 goto out_trans_cancel;
1459 } 1467 }
1460 1468
1461 xfs_ilock(dp, XFS_ILOCK_EXCL | XFS_ILOCK_PARENT); 1469 xfs_ilock(dp, XFS_ILOCK_EXCL | XFS_ILOCK_PARENT);
1462 unlock_dp_on_error = B_TRUE; 1470 unlock_dp_on_error = B_TRUE;
1463 1471
1464 xfs_bmap_init(&free_list, &first_block); 1472 /*
1473 * Check for directory link count overflow.
1474 */
1475 if (is_dir && dp->i_d.di_nlink >= XFS_MAXLINK) {
1476 error = XFS_ERROR(EMLINK);
1477 goto out_trans_cancel;
1478 }
1465 1479
1466 ASSERT(ip == NULL); 1480 xfs_bmap_init(&free_list, &first_block);
1467 1481
1468 /* 1482 /*
1469 * Reserve disk quota and the inode. 1483 * Reserve disk quota and the inode.
1470 */ 1484 */
1471 error = XFS_TRANS_RESERVE_QUOTA(mp, tp, udqp, gdqp, resblks, 1, 0); 1485 error = XFS_TRANS_RESERVE_QUOTA(mp, tp, udqp, gdqp, resblks, 1, 0);
1472 if (error) 1486 if (error)
1473 goto error_return; 1487 goto out_trans_cancel;
1474 1488
1475 error = xfs_dir_canenter(tp, dp, name, resblks); 1489 error = xfs_dir_canenter(tp, dp, name, resblks);
1476 if (error) 1490 if (error)
1477 goto error_return; 1491 goto out_trans_cancel;
1478 error = xfs_dir_ialloc(&tp, dp, mode, 1, 1492
1479 rdev, credp, prid, resblks > 0, 1493 /*
1480 &ip, &committed); 1494 * A newly created regular or special file just has one directory
1495 * entry pointing to them, but a directory also the "." entry
1496 * pointing to itself.
1497 */
1498 error = xfs_dir_ialloc(&tp, dp, mode, is_dir ? 2 : 1, rdev, credp,
1499 prid, resblks > 0, &ip, &committed);
1481 if (error) { 1500 if (error) {
1482 if (error == ENOSPC) 1501 if (error == ENOSPC)
1483 goto error_return; 1502 goto out_trans_cancel;
1484 goto abort_return; 1503 goto out_trans_abort;
1485 } 1504 }
1486 xfs_itrace_ref(ip);
1487 1505
1488 /* 1506 /*
1489 * At this point, we've gotten a newly allocated inode. 1507 * At this point, we've gotten a newly allocated inode.
1490 * It is locked (and joined to the transaction). 1508 * It is locked (and joined to the transaction).
1491 */ 1509 */
1492 1510 xfs_itrace_ref(ip);
1493 ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); 1511 ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
1494 1512
1495 /* 1513 /*
@@ -1508,19 +1526,28 @@ xfs_create(
1508 resblks - XFS_IALLOC_SPACE_RES(mp) : 0); 1526 resblks - XFS_IALLOC_SPACE_RES(mp) : 0);
1509 if (error) { 1527 if (error) {
1510 ASSERT(error != ENOSPC); 1528 ASSERT(error != ENOSPC);
1511 goto abort_return; 1529 goto out_trans_abort;
1512 } 1530 }
1513 xfs_ichgtime(dp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG); 1531 xfs_ichgtime(dp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
1514 xfs_trans_log_inode(tp, dp, XFS_ILOG_CORE); 1532 xfs_trans_log_inode(tp, dp, XFS_ILOG_CORE);
1515 1533
1534 if (is_dir) {
1535 error = xfs_dir_init(tp, ip, dp);
1536 if (error)
1537 goto out_bmap_cancel;
1538
1539 error = xfs_bumplink(tp, dp);
1540 if (error)
1541 goto out_bmap_cancel;
1542 }
1543
1516 /* 1544 /*
1517 * If this is a synchronous mount, make sure that the 1545 * If this is a synchronous mount, make sure that the
1518 * create transaction goes to disk before returning to 1546 * create transaction goes to disk before returning to
1519 * the user. 1547 * the user.
1520 */ 1548 */
1521 if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC)) { 1549 if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
1522 xfs_trans_set_sync(tp); 1550 xfs_trans_set_sync(tp);
1523 }
1524 1551
1525 /* 1552 /*
1526 * Attach the dquot(s) to the inodes and modify them incore. 1553 * Attach the dquot(s) to the inodes and modify them incore.
@@ -1537,16 +1564,13 @@ xfs_create(
1537 IHOLD(ip); 1564 IHOLD(ip);
1538 1565
1539 error = xfs_bmap_finish(&tp, &free_list, &committed); 1566 error = xfs_bmap_finish(&tp, &free_list, &committed);
1540 if (error) { 1567 if (error)
1541 xfs_bmap_cancel(&free_list); 1568 goto out_abort_rele;
1542 goto abort_rele;
1543 }
1544 1569
1545 error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES); 1570 error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
1546 if (error) { 1571 if (error) {
1547 IRELE(ip); 1572 IRELE(ip);
1548 tp = NULL; 1573 goto out_dqrele;
1549 goto error_return;
1550 } 1574 }
1551 1575
1552 XFS_QM_DQRELE(mp, udqp); 1576 XFS_QM_DQRELE(mp, udqp);
@@ -1555,26 +1579,22 @@ xfs_create(
1555 *ipp = ip; 1579 *ipp = ip;
1556 1580
1557 /* Fallthrough to std_return with error = 0 */ 1581 /* Fallthrough to std_return with error = 0 */
1558 1582 std_return:
1559std_return: 1583 if (DM_EVENT_ENABLED(dp, DM_EVENT_POSTCREATE)) {
1560 if ((*ipp || (error != 0 && dm_event_sent != 0)) && 1584 XFS_SEND_NAMESP(mp, DM_EVENT_POSTCREATE, dp, DM_RIGHT_NULL,
1561 DM_EVENT_ENABLED(dp, DM_EVENT_POSTCREATE)) { 1585 ip, DM_RIGHT_NULL, name->name, NULL, mode,
1562 (void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTCREATE, 1586 error, 0);
1563 dp, DM_RIGHT_NULL,
1564 *ipp ? ip : NULL,
1565 DM_RIGHT_NULL, name->name, NULL,
1566 mode, error, 0);
1567 } 1587 }
1588
1568 return error; 1589 return error;
1569 1590
1570 abort_return: 1591 out_bmap_cancel:
1592 xfs_bmap_cancel(&free_list);
1593 out_trans_abort:
1571 cancel_flags |= XFS_TRANS_ABORT; 1594 cancel_flags |= XFS_TRANS_ABORT;
1572 /* FALLTHROUGH */ 1595 out_trans_cancel:
1573 1596 xfs_trans_cancel(tp, cancel_flags);
1574 error_return: 1597 out_dqrele:
1575 if (tp != NULL)
1576 xfs_trans_cancel(tp, cancel_flags);
1577
1578 XFS_QM_DQRELE(mp, udqp); 1598 XFS_QM_DQRELE(mp, udqp);
1579 XFS_QM_DQRELE(mp, gdqp); 1599 XFS_QM_DQRELE(mp, gdqp);
1580 1600
@@ -1583,20 +1603,18 @@ std_return:
1583 1603
1584 goto std_return; 1604 goto std_return;
1585 1605
1586 abort_rele: 1606 out_abort_rele:
1587 /* 1607 /*
1588 * Wait until after the current transaction is aborted to 1608 * Wait until after the current transaction is aborted to
1589 * release the inode. This prevents recursive transactions 1609 * release the inode. This prevents recursive transactions
1590 * and deadlocks from xfs_inactive. 1610 * and deadlocks from xfs_inactive.
1591 */ 1611 */
1612 xfs_bmap_cancel(&free_list);
1592 cancel_flags |= XFS_TRANS_ABORT; 1613 cancel_flags |= XFS_TRANS_ABORT;
1593 xfs_trans_cancel(tp, cancel_flags); 1614 xfs_trans_cancel(tp, cancel_flags);
1594 IRELE(ip); 1615 IRELE(ip);
1595 1616 unlock_dp_on_error = B_FALSE;
1596 XFS_QM_DQRELE(mp, udqp); 1617 goto out_dqrele;
1597 XFS_QM_DQRELE(mp, gdqp);
1598
1599 goto std_return;
1600} 1618}
1601 1619
1602#ifdef DEBUG 1620#ifdef DEBUG
@@ -2112,209 +2130,6 @@ std_return:
2112 goto std_return; 2130 goto std_return;
2113} 2131}
2114 2132
2115
2116int
2117xfs_mkdir(
2118 xfs_inode_t *dp,
2119 struct xfs_name *dir_name,
2120 mode_t mode,
2121 xfs_inode_t **ipp,
2122 cred_t *credp)
2123{
2124 xfs_mount_t *mp = dp->i_mount;
2125 xfs_inode_t *cdp; /* inode of created dir */
2126 xfs_trans_t *tp;
2127 int cancel_flags;
2128 int error;
2129 int committed;
2130 xfs_bmap_free_t free_list;
2131 xfs_fsblock_t first_block;
2132 boolean_t unlock_dp_on_error = B_FALSE;
2133 boolean_t created = B_FALSE;
2134 int dm_event_sent = 0;
2135 xfs_prid_t prid;
2136 struct xfs_dquot *udqp, *gdqp;
2137 uint resblks;
2138
2139 if (XFS_FORCED_SHUTDOWN(mp))
2140 return XFS_ERROR(EIO);
2141
2142 tp = NULL;
2143
2144 if (DM_EVENT_ENABLED(dp, DM_EVENT_CREATE)) {
2145 error = XFS_SEND_NAMESP(mp, DM_EVENT_CREATE,
2146 dp, DM_RIGHT_NULL, NULL,
2147 DM_RIGHT_NULL, dir_name->name, NULL,
2148 mode, 0, 0);
2149 if (error)
2150 return error;
2151 dm_event_sent = 1;
2152 }
2153
2154 /* Return through std_return after this point. */
2155
2156 xfs_itrace_entry(dp);
2157
2158 mp = dp->i_mount;
2159 udqp = gdqp = NULL;
2160 if (dp->i_d.di_flags & XFS_DIFLAG_PROJINHERIT)
2161 prid = dp->i_d.di_projid;
2162 else
2163 prid = (xfs_prid_t)dfltprid;
2164
2165 /*
2166 * Make sure that we have allocated dquot(s) on disk.
2167 */
2168 error = XFS_QM_DQVOPALLOC(mp, dp,
2169 current_fsuid(), current_fsgid(), prid,
2170 XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, &udqp, &gdqp);
2171 if (error)
2172 goto std_return;
2173
2174 tp = xfs_trans_alloc(mp, XFS_TRANS_MKDIR);
2175 cancel_flags = XFS_TRANS_RELEASE_LOG_RES;
2176 resblks = XFS_MKDIR_SPACE_RES(mp, dir_name->len);
2177 error = xfs_trans_reserve(tp, resblks, XFS_MKDIR_LOG_RES(mp), 0,
2178 XFS_TRANS_PERM_LOG_RES, XFS_MKDIR_LOG_COUNT);
2179 if (error == ENOSPC) {
2180 resblks = 0;
2181 error = xfs_trans_reserve(tp, 0, XFS_MKDIR_LOG_RES(mp), 0,
2182 XFS_TRANS_PERM_LOG_RES,
2183 XFS_MKDIR_LOG_COUNT);
2184 }
2185 if (error) {
2186 cancel_flags = 0;
2187 goto error_return;
2188 }
2189
2190 xfs_ilock(dp, XFS_ILOCK_EXCL | XFS_ILOCK_PARENT);
2191 unlock_dp_on_error = B_TRUE;
2192
2193 /*
2194 * Check for directory link count overflow.
2195 */
2196 if (dp->i_d.di_nlink >= XFS_MAXLINK) {
2197 error = XFS_ERROR(EMLINK);
2198 goto error_return;
2199 }
2200
2201 /*
2202 * Reserve disk quota and the inode.
2203 */
2204 error = XFS_TRANS_RESERVE_QUOTA(mp, tp, udqp, gdqp, resblks, 1, 0);
2205 if (error)
2206 goto error_return;
2207
2208 error = xfs_dir_canenter(tp, dp, dir_name, resblks);
2209 if (error)
2210 goto error_return;
2211 /*
2212 * create the directory inode.
2213 */
2214 error = xfs_dir_ialloc(&tp, dp, mode, 2,
2215 0, credp, prid, resblks > 0,
2216 &cdp, NULL);
2217 if (error) {
2218 if (error == ENOSPC)
2219 goto error_return;
2220 goto abort_return;
2221 }
2222 xfs_itrace_ref(cdp);
2223
2224 /*
2225 * Now we add the directory inode to the transaction.
2226 * We waited until now since xfs_dir_ialloc might start
2227 * a new transaction. Had we joined the transaction
2228 * earlier, the locks might have gotten released. An error
2229 * from here on will result in the transaction cancel
2230 * unlocking dp so don't do it explicitly in the error path.
2231 */
2232 IHOLD(dp);
2233 xfs_trans_ijoin(tp, dp, XFS_ILOCK_EXCL);
2234 unlock_dp_on_error = B_FALSE;
2235
2236 xfs_bmap_init(&free_list, &first_block);
2237
2238 error = xfs_dir_createname(tp, dp, dir_name, cdp->i_ino,
2239 &first_block, &free_list, resblks ?
2240 resblks - XFS_IALLOC_SPACE_RES(mp) : 0);
2241 if (error) {
2242 ASSERT(error != ENOSPC);
2243 goto error1;
2244 }
2245 xfs_ichgtime(dp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
2246
2247 error = xfs_dir_init(tp, cdp, dp);
2248 if (error)
2249 goto error2;
2250
2251 error = xfs_bumplink(tp, dp);
2252 if (error)
2253 goto error2;
2254
2255 created = B_TRUE;
2256
2257 *ipp = cdp;
2258 IHOLD(cdp);
2259
2260 /*
2261 * Attach the dquots to the new inode and modify the icount incore.
2262 */
2263 XFS_QM_DQVOPCREATE(mp, tp, cdp, udqp, gdqp);
2264
2265 /*
2266 * If this is a synchronous mount, make sure that the
2267 * mkdir transaction goes to disk before returning to
2268 * the user.
2269 */
2270 if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC)) {
2271 xfs_trans_set_sync(tp);
2272 }
2273
2274 error = xfs_bmap_finish(&tp, &free_list, &committed);
2275 if (error) {
2276 IRELE(cdp);
2277 goto error2;
2278 }
2279
2280 error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
2281 XFS_QM_DQRELE(mp, udqp);
2282 XFS_QM_DQRELE(mp, gdqp);
2283 if (error) {
2284 IRELE(cdp);
2285 }
2286
2287 /* Fall through to std_return with error = 0 or errno from
2288 * xfs_trans_commit. */
2289
2290std_return:
2291 if ((created || (error != 0 && dm_event_sent != 0)) &&
2292 DM_EVENT_ENABLED(dp, DM_EVENT_POSTCREATE)) {
2293 (void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTCREATE,
2294 dp, DM_RIGHT_NULL,
2295 created ? cdp : NULL,
2296 DM_RIGHT_NULL,
2297 dir_name->name, NULL,
2298 mode, error, 0);
2299 }
2300 return error;
2301
2302 error2:
2303 error1:
2304 xfs_bmap_cancel(&free_list);
2305 abort_return:
2306 cancel_flags |= XFS_TRANS_ABORT;
2307 error_return:
2308 xfs_trans_cancel(tp, cancel_flags);
2309 XFS_QM_DQRELE(mp, udqp);
2310 XFS_QM_DQRELE(mp, gdqp);
2311
2312 if (unlock_dp_on_error)
2313 xfs_iunlock(dp, XFS_ILOCK_EXCL);
2314
2315 goto std_return;
2316}
2317
2318int 2133int
2319xfs_symlink( 2134xfs_symlink(
2320 xfs_inode_t *dp, 2135 xfs_inode_t *dp,
diff --git a/fs/xfs/xfs_vnodeops.h b/fs/xfs/xfs_vnodeops.h
index 2258df3fae84..04373c6c61ff 100644
--- a/fs/xfs/xfs_vnodeops.h
+++ b/fs/xfs/xfs_vnodeops.h
@@ -31,8 +31,6 @@ int xfs_remove(struct xfs_inode *dp, struct xfs_name *name,
31 struct xfs_inode *ip); 31 struct xfs_inode *ip);
32int xfs_link(struct xfs_inode *tdp, struct xfs_inode *sip, 32int xfs_link(struct xfs_inode *tdp, struct xfs_inode *sip,
33 struct xfs_name *target_name); 33 struct xfs_name *target_name);
34int xfs_mkdir(struct xfs_inode *dp, struct xfs_name *dir_name,
35 mode_t mode, struct xfs_inode **ipp, cred_t *credp);
36int xfs_readdir(struct xfs_inode *dp, void *dirent, size_t bufsize, 34int xfs_readdir(struct xfs_inode *dp, void *dirent, size_t bufsize,
37 xfs_off_t *offset, filldir_t filldir); 35 xfs_off_t *offset, filldir_t filldir);
38int xfs_symlink(struct xfs_inode *dp, struct xfs_name *link_name, 36int xfs_symlink(struct xfs_inode *dp, struct xfs_name *link_name,
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-06 15:19:42 -0400