f2fs: avoid gc in cp_error case

Otherwise, we can hit
	f2fs_bug_on(sbi, !PageUptodate(sum_page));

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index a9a3c9f..b9d6c42 100644 (file)
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -847,7 +847,8 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
 
        for (segno = start_segno; segno < end_segno; segno++) {
 
-               if (get_valid_blocks(sbi, segno, 1) == 0)
+               if (get_valid_blocks(sbi, segno, 1) == 0 ||
+                                       unlikely(f2fs_cp_error(sbi)))
                        goto next;
 
                /* find segment summary of victim */