From 18914b1884ebdbcd4d4454100502a23d1d2dba43 Mon Sep 17 00:00:00 2001
From: Mike Galbraith <efault@gmx.de>
Date: Fri, 8 Feb 2008 04:20:23 -0800
Subject: [PATCH] write_inode_now(): avoid unnecessary synchronous write
We shouldn't use WB_SYNC_ALL if the caller is asking for asynchronous
treatment.
Signed-off-by: Mike Galbraith <efault@gmx.de>
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/fs-writeback.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index db80ce9eb1d0..c0076077d338 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -655,7 +655,7 @@ int write_inode_now(struct inode *inode, int sync)
int ret;
struct writeback_control wbc = {
.nr_to_write = LONG_MAX,
- .sync_mode = WB_SYNC_ALL,
+ .sync_mode = sync ? WB_SYNC_ALL : WB_SYNC_NONE,
.range_start = 0,
.range_end = LLONG_MAX,
};
--
2.20.1