From: John Jacques <[email protected]>
Signed-off-by: John Jacques <[email protected]>
---
fs/fs-writeback.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 32a8bbd..478ab4e 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -762,7 +762,10 @@ static long writeback_sb_inodes(struct super_block *sb,
requeue_inode(inode, wb, &wbc);
inode_sync_complete(inode);
spin_unlock(&inode->i_lock);
- cond_resched_lock(&wb->list_lock);
+
+ if (spin_needbreak(&wb->list_lock))
+ cond_resched_lock(&wb->list_lock);
+
/*
* bail out to wb_writeback() often enough to check
* background threshold and other termination conditions.
--
1.9.1
--
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