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Diffstat (limited to 'fs/ext4/xattr.c')
-rw-r--r--fs/ext4/xattr.c56
1 files changed, 27 insertions, 29 deletions
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index f3a2f7ed45aa..efc16a4b7ceb 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -227,7 +227,8 @@ ext4_xattr_block_get(struct inode *inode, int name_index, const char *name,
227 ea_bdebug(bh, "b_count=%d, refcount=%d", 227 ea_bdebug(bh, "b_count=%d, refcount=%d",
228 atomic_read(&(bh->b_count)), le32_to_cpu(BHDR(bh)->h_refcount)); 228 atomic_read(&(bh->b_count)), le32_to_cpu(BHDR(bh)->h_refcount));
229 if (ext4_xattr_check_block(bh)) { 229 if (ext4_xattr_check_block(bh)) {
230bad_block: ext4_error(inode->i_sb, __func__, 230bad_block:
231 ext4_error(inode->i_sb,
231 "inode %lu: bad block %llu", inode->i_ino, 232 "inode %lu: bad block %llu", inode->i_ino,
232 EXT4_I(inode)->i_file_acl); 233 EXT4_I(inode)->i_file_acl);
233 error = -EIO; 234 error = -EIO;
@@ -267,7 +268,7 @@ ext4_xattr_ibody_get(struct inode *inode, int name_index, const char *name,
267 void *end; 268 void *end;
268 int error; 269 int error;
269 270
270 if (!(EXT4_I(inode)->i_state & EXT4_STATE_XATTR)) 271 if (!ext4_test_inode_state(inode, EXT4_STATE_XATTR))
271 return -ENODATA; 272 return -ENODATA;
272 error = ext4_get_inode_loc(inode, &iloc); 273 error = ext4_get_inode_loc(inode, &iloc);
273 if (error) 274 if (error)
@@ -371,7 +372,7 @@ ext4_xattr_block_list(struct dentry *dentry, char *buffer, size_t buffer_size)
371 ea_bdebug(bh, "b_count=%d, refcount=%d", 372 ea_bdebug(bh, "b_count=%d, refcount=%d",
372 atomic_read(&(bh->b_count)), le32_to_cpu(BHDR(bh)->h_refcount)); 373 atomic_read(&(bh->b_count)), le32_to_cpu(BHDR(bh)->h_refcount));
373 if (ext4_xattr_check_block(bh)) { 374 if (ext4_xattr_check_block(bh)) {
374 ext4_error(inode->i_sb, __func__, 375 ext4_error(inode->i_sb,
375 "inode %lu: bad block %llu", inode->i_ino, 376 "inode %lu: bad block %llu", inode->i_ino,
376 EXT4_I(inode)->i_file_acl); 377 EXT4_I(inode)->i_file_acl);
377 error = -EIO; 378 error = -EIO;
@@ -396,7 +397,7 @@ ext4_xattr_ibody_list(struct dentry *dentry, char *buffer, size_t buffer_size)
396 void *end; 397 void *end;
397 int error; 398 int error;
398 399
399 if (!(EXT4_I(inode)->i_state & EXT4_STATE_XATTR)) 400 if (!ext4_test_inode_state(inode, EXT4_STATE_XATTR))
400 return 0; 401 return 0;
401 error = ext4_get_inode_loc(inode, &iloc); 402 error = ext4_get_inode_loc(inode, &iloc);
402 if (error) 403 if (error)
@@ -665,9 +666,8 @@ ext4_xattr_block_find(struct inode *inode, struct ext4_xattr_info *i,
665 atomic_read(&(bs->bh->b_count)), 666 atomic_read(&(bs->bh->b_count)),
666 le32_to_cpu(BHDR(bs->bh)->h_refcount)); 667 le32_to_cpu(BHDR(bs->bh)->h_refcount));
667 if (ext4_xattr_check_block(bs->bh)) { 668 if (ext4_xattr_check_block(bs->bh)) {
668 ext4_error(sb, __func__, 669 ext4_error(sb, "inode %lu: bad block %llu",
669 "inode %lu: bad block %llu", inode->i_ino, 670 inode->i_ino, EXT4_I(inode)->i_file_acl);
670 EXT4_I(inode)->i_file_acl);
671 error = -EIO; 671 error = -EIO;
672 goto cleanup; 672 goto cleanup;
673 } 673 }
@@ -880,9 +880,8 @@ cleanup_dquot:
880 goto cleanup; 880 goto cleanup;
881 881
882bad_block: 882bad_block:
883 ext4_error(inode->i_sb, __func__, 883 ext4_error(inode->i_sb, "inode %lu: bad block %llu",
884 "inode %lu: bad block %llu", inode->i_ino, 884 inode->i_ino, EXT4_I(inode)->i_file_acl);
885 EXT4_I(inode)->i_file_acl);
886 goto cleanup; 885 goto cleanup;
887 886
888#undef header 887#undef header
@@ -908,7 +907,7 @@ ext4_xattr_ibody_find(struct inode *inode, struct ext4_xattr_info *i,
908 is->s.base = is->s.first = IFIRST(header); 907 is->s.base = is->s.first = IFIRST(header);
909 is->s.here = is->s.first; 908 is->s.here = is->s.first;
910 is->s.end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size; 909 is->s.end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size;
911 if (EXT4_I(inode)->i_state & EXT4_STATE_XATTR) { 910 if (ext4_test_inode_state(inode, EXT4_STATE_XATTR)) {
912 error = ext4_xattr_check_names(IFIRST(header), is->s.end); 911 error = ext4_xattr_check_names(IFIRST(header), is->s.end);
913 if (error) 912 if (error)
914 return error; 913 return error;
@@ -940,10 +939,10 @@ ext4_xattr_ibody_set(handle_t *handle, struct inode *inode,
940 header = IHDR(inode, ext4_raw_inode(&is->iloc)); 939 header = IHDR(inode, ext4_raw_inode(&is->iloc));
941 if (!IS_LAST_ENTRY(s->first)) { 940 if (!IS_LAST_ENTRY(s->first)) {
942 header->h_magic = cpu_to_le32(EXT4_XATTR_MAGIC); 941 header->h_magic = cpu_to_le32(EXT4_XATTR_MAGIC);
943 EXT4_I(inode)->i_state |= EXT4_STATE_XATTR; 942 ext4_set_inode_state(inode, EXT4_STATE_XATTR);
944 } else { 943 } else {
945 header->h_magic = cpu_to_le32(0); 944 header->h_magic = cpu_to_le32(0);
946 EXT4_I(inode)->i_state &= ~EXT4_STATE_XATTR; 945 ext4_clear_inode_state(inode, EXT4_STATE_XATTR);
947 } 946 }
948 return 0; 947 return 0;
949} 948}
@@ -986,8 +985,8 @@ ext4_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index,
986 if (strlen(name) > 255) 985 if (strlen(name) > 255)
987 return -ERANGE; 986 return -ERANGE;
988 down_write(&EXT4_I(inode)->xattr_sem); 987 down_write(&EXT4_I(inode)->xattr_sem);
989 no_expand = EXT4_I(inode)->i_state & EXT4_STATE_NO_EXPAND; 988 no_expand = ext4_test_inode_state(inode, EXT4_STATE_NO_EXPAND);
990 EXT4_I(inode)->i_state |= EXT4_STATE_NO_EXPAND; 989 ext4_set_inode_state(inode, EXT4_STATE_NO_EXPAND);
991 990
992 error = ext4_get_inode_loc(inode, &is.iloc); 991 error = ext4_get_inode_loc(inode, &is.iloc);
993 if (error) 992 if (error)
@@ -997,10 +996,10 @@ ext4_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index,
997 if (error) 996 if (error)
998 goto cleanup; 997 goto cleanup;
999 998
1000 if (EXT4_I(inode)->i_state & EXT4_STATE_NEW) { 999 if (ext4_test_inode_state(inode, EXT4_STATE_NEW)) {
1001 struct ext4_inode *raw_inode = ext4_raw_inode(&is.iloc); 1000 struct ext4_inode *raw_inode = ext4_raw_inode(&is.iloc);
1002 memset(raw_inode, 0, EXT4_SB(inode->i_sb)->s_inode_size); 1001 memset(raw_inode, 0, EXT4_SB(inode->i_sb)->s_inode_size);
1003 EXT4_I(inode)->i_state &= ~EXT4_STATE_NEW; 1002 ext4_clear_inode_state(inode, EXT4_STATE_NEW);
1004 } 1003 }
1005 1004
1006 error = ext4_xattr_ibody_find(inode, &i, &is); 1005 error = ext4_xattr_ibody_find(inode, &i, &is);
@@ -1052,7 +1051,7 @@ ext4_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index,
1052 ext4_xattr_update_super_block(handle, inode->i_sb); 1051 ext4_xattr_update_super_block(handle, inode->i_sb);
1053 inode->i_ctime = ext4_current_time(inode); 1052 inode->i_ctime = ext4_current_time(inode);
1054 if (!value) 1053 if (!value)
1055 EXT4_I(inode)->i_state &= ~EXT4_STATE_NO_EXPAND; 1054 ext4_clear_inode_state(inode, EXT4_STATE_NO_EXPAND);
1056 error = ext4_mark_iloc_dirty(handle, inode, &is.iloc); 1055 error = ext4_mark_iloc_dirty(handle, inode, &is.iloc);
1057 /* 1056 /*
1058 * The bh is consumed by ext4_mark_iloc_dirty, even with 1057 * The bh is consumed by ext4_mark_iloc_dirty, even with
@@ -1067,7 +1066,7 @@ cleanup:
1067 brelse(is.iloc.bh); 1066 brelse(is.iloc.bh);
1068 brelse(bs.bh); 1067 brelse(bs.bh);
1069 if (no_expand == 0) 1068 if (no_expand == 0)
1070 EXT4_I(inode)->i_state &= ~EXT4_STATE_NO_EXPAND; 1069 ext4_clear_inode_state(inode, EXT4_STATE_NO_EXPAND);
1071 up_write(&EXT4_I(inode)->xattr_sem); 1070 up_write(&EXT4_I(inode)->xattr_sem);
1072 return error; 1071 return error;
1073} 1072}
@@ -1195,9 +1194,8 @@ retry:
1195 if (!bh) 1194 if (!bh)
1196 goto cleanup; 1195 goto cleanup;
1197 if (ext4_xattr_check_block(bh)) { 1196 if (ext4_xattr_check_block(bh)) {
1198 ext4_error(inode->i_sb, __func__, 1197 ext4_error(inode->i_sb, "inode %lu: bad block %llu",
1199 "inode %lu: bad block %llu", inode->i_ino, 1198 inode->i_ino, EXT4_I(inode)->i_file_acl);
1200 EXT4_I(inode)->i_file_acl);
1201 error = -EIO; 1199 error = -EIO;
1202 goto cleanup; 1200 goto cleanup;
1203 } 1201 }
@@ -1302,6 +1300,8 @@ retry:
1302 1300
1303 /* Remove the chosen entry from the inode */ 1301 /* Remove the chosen entry from the inode */
1304 error = ext4_xattr_ibody_set(handle, inode, &i, is); 1302 error = ext4_xattr_ibody_set(handle, inode, &i, is);
1303 if (error)
1304 goto cleanup;
1305 1305
1306 entry = IFIRST(header); 1306 entry = IFIRST(header);
1307 if (entry_size + EXT4_XATTR_SIZE(size) >= new_extra_isize) 1307 if (entry_size + EXT4_XATTR_SIZE(size) >= new_extra_isize)
@@ -1372,16 +1372,14 @@ ext4_xattr_delete_inode(handle_t *handle, struct inode *inode)
1372 goto cleanup; 1372 goto cleanup;
1373 bh = sb_bread(inode->i_sb, EXT4_I(inode)->i_file_acl); 1373 bh = sb_bread(inode->i_sb, EXT4_I(inode)->i_file_acl);
1374 if (!bh) { 1374 if (!bh) {
1375 ext4_error(inode->i_sb, __func__, 1375 ext4_error(inode->i_sb, "inode %lu: block %llu read error",
1376 "inode %lu: block %llu read error", inode->i_ino, 1376 inode->i_ino, EXT4_I(inode)->i_file_acl);
1377 EXT4_I(inode)->i_file_acl);
1378 goto cleanup; 1377 goto cleanup;
1379 } 1378 }
1380 if (BHDR(bh)->h_magic != cpu_to_le32(EXT4_XATTR_MAGIC) || 1379 if (BHDR(bh)->h_magic != cpu_to_le32(EXT4_XATTR_MAGIC) ||
1381 BHDR(bh)->h_blocks != cpu_to_le32(1)) { 1380 BHDR(bh)->h_blocks != cpu_to_le32(1)) {
1382 ext4_error(inode->i_sb, __func__, 1381 ext4_error(inode->i_sb, "inode %lu: bad block %llu",
1383 "inode %lu: bad block %llu", inode->i_ino, 1382 inode->i_ino, EXT4_I(inode)->i_file_acl);
1384 EXT4_I(inode)->i_file_acl);
1385 goto cleanup; 1383 goto cleanup;
1386 } 1384 }
1387 ext4_xattr_release_block(handle, inode, bh); 1385 ext4_xattr_release_block(handle, inode, bh);
@@ -1506,7 +1504,7 @@ again:
1506 } 1504 }
1507 bh = sb_bread(inode->i_sb, ce->e_block); 1505 bh = sb_bread(inode->i_sb, ce->e_block);
1508 if (!bh) { 1506 if (!bh) {
1509 ext4_error(inode->i_sb, __func__, 1507 ext4_error(inode->i_sb,
1510 "inode %lu: block %lu read error", 1508 "inode %lu: block %lu read error",
1511 inode->i_ino, (unsigned long) ce->e_block); 1509 inode->i_ino, (unsigned long) ce->e_block);
1512 } else if (le32_to_cpu(BHDR(bh)->h_refcount) >= 1510 } else if (le32_to_cpu(BHDR(bh)->h_refcount) >=