From 5bad5abec4058c5214bfc72cec418348d6747977 Mon Sep 17 00:00:00 2001
From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Fri, 19 Feb 2010 17:02:24 -0800
Subject: [PATCH] NFS: Run COMMIT as an asynchronous RPC call when
 wbc->for_background is set

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Wu Fengguang <fengguang.wu@intel.com>
---
 fs/nfs/write.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index fc05e35da6a..704e67d392e 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1426,7 +1426,7 @@ static int nfs_commit_unstable_pages(struct inode *inode, struct writeback_contr
 	    nfsi->ncommit <= (nfsi->npages >> 1))
 		goto out_mark_dirty;
 
-	if (wbc->nonblocking)
+	if (wbc->nonblocking || wbc->for_background)
 		flags = 0;
 	ret = nfs_commit_inode(inode, flags);
 	if (ret >= 0) {
-- 
2.11.4.GIT