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-rw-r--r--fs/ocfs2/ocfs2.h3
-rw-r--r--fs/ocfs2/super.c1
-rw-r--r--fs/ocfs2/xattr.c4
3 files changed, 8 insertions, 0 deletions
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 077384135f4e..946d3c34b90b 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -341,6 +341,9 @@ struct ocfs2_super
341 struct ocfs2_node_map osb_recovering_orphan_dirs; 341 struct ocfs2_node_map osb_recovering_orphan_dirs;
342 unsigned int *osb_orphan_wipes; 342 unsigned int *osb_orphan_wipes;
343 wait_queue_head_t osb_wipe_event; 343 wait_queue_head_t osb_wipe_event;
344
345 /* used to protect metaecc calculation check of xattr. */
346 spinlock_t osb_xattr_lock;
344}; 347};
345 348
346#define OCFS2_SB(sb) ((struct ocfs2_super *)(sb)->s_fs_info) 349#define OCFS2_SB(sb) ((struct ocfs2_super *)(sb)->s_fs_info)
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index b1cb38fbe807..1c3acc4654d8 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1747,6 +1747,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
1747 INIT_LIST_HEAD(&osb->blocked_lock_list); 1747 INIT_LIST_HEAD(&osb->blocked_lock_list);
1748 osb->blocked_lock_count = 0; 1748 osb->blocked_lock_count = 0;
1749 spin_lock_init(&osb->osb_lock); 1749 spin_lock_init(&osb->osb_lock);
1750 spin_lock_init(&osb->osb_xattr_lock);
1750 ocfs2_init_inode_steal_slot(osb); 1751 ocfs2_init_inode_steal_slot(osb);
1751 1752
1752 atomic_set(&osb->alloc_stats.moves, 0); 1753 atomic_set(&osb->alloc_stats.moves, 0);
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index e3933158e1d7..a7c167905c56 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -274,10 +274,12 @@ static int ocfs2_read_xattr_bucket(struct ocfs2_xattr_bucket *bucket,
274 bucket->bu_blocks, bucket->bu_bhs, 0, 274 bucket->bu_blocks, bucket->bu_bhs, 0,
275 NULL); 275 NULL);
276 if (!rc) { 276 if (!rc) {
277 spin_lock(&OCFS2_SB(bucket->bu_inode->i_sb)->osb_xattr_lock);
277 rc = ocfs2_validate_meta_ecc_bhs(bucket->bu_inode->i_sb, 278 rc = ocfs2_validate_meta_ecc_bhs(bucket->bu_inode->i_sb,
278 bucket->bu_bhs, 279 bucket->bu_bhs,
279 bucket->bu_blocks, 280 bucket->bu_blocks,
280 &bucket_xh(bucket)->xh_check); 281 &bucket_xh(bucket)->xh_check);
282 spin_unlock(&OCFS2_SB(bucket->bu_inode->i_sb)->osb_xattr_lock);
281 if (rc) 283 if (rc)
282 mlog_errno(rc); 284 mlog_errno(rc);
283 } 285 }
@@ -310,9 +312,11 @@ static void ocfs2_xattr_bucket_journal_dirty(handle_t *handle,
310{ 312{
311 int i; 313 int i;
312 314
315 spin_lock(&OCFS2_SB(bucket->bu_inode->i_sb)->osb_xattr_lock);
313 ocfs2_compute_meta_ecc_bhs(bucket->bu_inode->i_sb, 316 ocfs2_compute_meta_ecc_bhs(bucket->bu_inode->i_sb,
314 bucket->bu_bhs, bucket->bu_blocks, 317 bucket->bu_bhs, bucket->bu_blocks,
315 &bucket_xh(bucket)->xh_check); 318 &bucket_xh(bucket)->xh_check);
319 spin_unlock(&OCFS2_SB(bucket->bu_inode->i_sb)->osb_xattr_lock);
316 320
317 for (i = 0; i < bucket->bu_blocks; i++) 321 for (i = 0; i < bucket->bu_blocks; i++)
318 ocfs2_journal_dirty(handle, bucket->bu_bhs[i]); 322 ocfs2_journal_dirty(handle, bucket->bu_bhs[i]);