Use requeue_io_wait() if some pages were skipped due to locked buffers.
Cc: Dave Chinner <david@xxxxxxxxxxxxx>
Cc: Michael Rubin <mrubin@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Fengguang Wu <wfg@xxxxxxxxxxxxxxxx>
Signed-off-by: Wu Fengguang <fengguang.wu@xxxxxxxxx>
---
fs/fs-writeback.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-next.orig/fs/fs-writeback.c 2011-10-20 22:42:24.000000000 +0800
+++ linux-next/fs/fs-writeback.c 2011-10-20 22:42:25.000000000 +0800
@@ -618,11 +618,11 @@ static long writeback_sb_inodes(struct s
if (wbc.pages_skipped) {
/*
* writeback is not making progress due to locked
* buffers. Skip this inode for now.
*/
- redirty_tail(inode, wb);
+ requeue_io_wait(inode, wb);
}
spin_unlock(&inode->i_lock);
spin_unlock(&wb->list_lock);
iput(inode);
cond_resched();
--
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