From: Jaegeuk Kim Date: Sat, 25 Mar 2017 07:03:02 +0000 (-0700) Subject: f2fs: fix wrong max cost initialization X-Git-Tag: v4.11.2~29 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=33cbcc2556b36a94b7387a995756e7c5f07e05d9;p=thirdparty%2Fkernel%2Fstable.git f2fs: fix wrong max cost initialization commit c541a51b8ce81d003b02ed67ad3604a2e6220e3e upstream. This patch fixes missing increased max cost caused by a patch that we increased cose of data segments in greedy algorithm. Fixes: b9cd20619 "f2fs: node segment is prior to data segment selected victim" Signed-off-by: Jaegeuk Kim Signed-off-by: Greg Kroah-Hartman --- diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 418fd98816467..b5a62d4a3a69e 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 */