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authorJiri Kosina <jkosina@suse.cz>2010-08-10 15:22:08 +0400
committerJiri Kosina <jkosina@suse.cz>2010-08-10 15:22:08 +0400
commitfb8231a8b139035476f2a8aaac837d0099b66dad (patch)
tree2875806beb96ea0cdab292146767a5085721dc6a /fs/fs-writeback.c
parent426d31071ac476ea62c62656b242930c17b58c00 (diff)
parentf6cec0ae58c17522a7bc4e2f39dae19f199ab534 (diff)
downloadlinux-fb8231a8b139035476f2a8aaac837d0099b66dad.tar.xz
Merge branch 'master' into for-next
Conflicts: arch/arm/mach-omap1/board-nokia770.c
Diffstat (limited to 'fs/fs-writeback.c')
-rw-r--r--fs/fs-writeback.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index d5be1693ac93..30ac305e8293 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -530,7 +530,8 @@ void writeback_inodes_wb(struct bdi_writeback *wb,
{
int ret = 0;
- wbc->wb_start = jiffies; /* livelock avoidance */
+ if (!wbc->wb_start)
+ wbc->wb_start = jiffies; /* livelock avoidance */
spin_lock(&inode_lock);
if (!wbc->for_kupdate || list_empty(&wb->b_io))
queue_io(wb, wbc->older_than_this);
@@ -559,7 +560,6 @@ static void __writeback_inodes_sb(struct super_block *sb,
{
WARN_ON(!rwsem_is_locked(&sb->s_umount));
- wbc->wb_start = jiffies; /* livelock avoidance */
spin_lock(&inode_lock);
if (!wbc->for_kupdate || list_empty(&wb->b_io))
queue_io(wb, wbc->older_than_this);
@@ -625,6 +625,7 @@ static long wb_writeback(struct bdi_writeback *wb,
wbc.range_end = LLONG_MAX;
}
+ wbc.wb_start = jiffies; /* livelock avoidance */
for (;;) {
/*
* Stop writeback when nr_pages has been consumed