4.11-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jaegeuk Kim <jaegeuk@xxxxxxxxxx> 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 <jaegeuk@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/f2fs/gc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -182,7 +182,7 @@ static unsigned int get_max_cost(struct 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 */