2008-01-15 12:49:36

by Wu Fengguang

[permalink] [raw]
Subject: [PATCH 08/13] writeback: defer writeback on locked buffers

Convert to requeue_io_wait() for case:

pages skipped due to locked buffers.

Cc: Michael Rubin <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Signed-off-by: Fengguang Wu <[email protected]>
---
fs/fs-writeback.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)

--- linux-mm.orig/fs/fs-writeback.c
+++ linux-mm/fs/fs-writeback.c
@@ -456,7 +456,7 @@ int generic_sync_sb_inodes(struct super_
* writeback is not making progress due to locked
* buffers. Skip this inode for now.
*/
- redirty_tail(inode);
+ requeue_io_wait(inode);
}
spin_unlock(&inode_lock);
iput(inode);

--