summaryrefslogtreecommitdiff
path: root/fs/f2fs
diff options
context:
space:
mode:
authorJaegeuk Kim <jaegeuk.kim@samsung.com>2014-03-19 10:43:59 +0900
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2014-03-20 22:10:08 +0900
commit40bb0058c871c6ddcd4aff9fe2f5224e59aba47b (patch)
treee77b844ff325c799afc0760bc0d4d23b788ecb10 /fs/f2fs
parent3cb5ad152b54430f3e5f338c15f8cd434e7160c8 (diff)
f2fs: avoid to drop nat entries due to the negative nr_shrink
The try_to_free_nats should not receive the negative nr_shrink. Otherwise, it can drop all the nat entries by the while loop. Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/node.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 9a6d8bbf0bd7..d27e65a1fb0b 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -208,7 +208,7 @@ int try_to_free_nats(struct f2fs_sb_info *sbi, int nr_shrink)
{
struct f2fs_nm_info *nm_i = NM_I(sbi);
- if (nm_i->nat_cnt <= NM_WOUT_THRESHOLD)
+ if (nm_i->nat_cnt <= NM_WOUT_THRESHOLD || nr_shrink <= 0)
return 0;
write_lock(&nm_i->nat_tree_lock);