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authorJaegeuk Kim <jaegeuk@kernel.org>2016-06-02 15:24:24 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2016-06-07 10:18:08 -0700
commite589c2c477b44e06754508a4e8b883e5ae7294aa (patch)
treeccdca1631cd37f7eef8286e0d12ddbe1e677cec8 /fs/f2fs/segment.c
parentf2fs: fix wrong percentage (diff)
downloadwireguard-linux-e589c2c477b44e06754508a4e8b883e5ae7294aa.tar.xz
wireguard-linux-e589c2c477b44e06754508a4e8b883e5ae7294aa.zip
f2fs: control not to exceed # of cached nat entries
This is to avoid cache entry management overhead including radix tree. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
-rw-r--r--fs/f2fs/segment.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 34a9159cf5ac..9011bffd1dd0 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -345,6 +345,11 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need)
{
if (!need)
return;
+
+ /* balance_fs_bg is able to be pending */
+ if (excess_cached_nats(sbi))
+ f2fs_balance_fs_bg(sbi);
+
/*
* We should do GC or end up with checkpoint, if there are so many dirty
* dir/node pages without enough free segments.