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authorJaegeuk Kim <jaegeuk@kernel.org>2017-03-25 00:03:02 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2017-03-28 15:49:27 -0700
commitc541a51b8ce81d003b02ed67ad3604a2e6220e3e (patch)
treed2a790a586b34417e3618b465a13a6001bca22d1 /fs/f2fs/gc.c
parent59c9081bc86ef0b273a41abf2c1f413301429a6d (diff)
downloadlinux-0-day-c541a51b8ce81d003b02ed67ad3604a2e6220e3e.tar.gz
linux-0-day-c541a51b8ce81d003b02ed67ad3604a2e6220e3e.tar.xz
f2fs: fix wrong max cost initialization
This patch fixes missing increased max cost caused by a patch that we increased cose of data segments in greedy algorithm. Cc: <stable@vger.kernel.org> # v4.10+ Fixes: b9cd20619 "f2fs: node segment is prior to data segment selected victim" Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/gc.c')
-rw-r--r--fs/f2fs/gc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 939be88a88337..704bea678d37f 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -182,7 +182,7 @@ static unsigned int get_max_cost(struct f2fs_sb_info *sbi,
if (p->alloc_mode == SSR)
return sbi->blocks_per_seg;
if (p->gc_mode == GC_GREEDY)
- return sbi->blocks_per_seg * p->ofs_unit;
+ return 2 * sbi->blocks_per_seg * p->ofs_unit;
else if (p->gc_mode == GC_CB)
return UINT_MAX;
else /* No other gc_mode */