[PATCH 3/4] f2fs: avoid gc in cp_error case

From	Jaegeuk Kim <jaegeuk@kernel.org>
Newsgroups	linux.kernel
Subject	[PATCH 3/4] f2fs: avoid gc in cp_error case
Date	2016-09-22 06:00 +0200
Message-ID	<sk3l0-17N-3@gated-at.bofh.it> (permalink)
References	<sk3l0-17N-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/gc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index a9a3c9f..b9d6c42 100644
--- 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 */
-- 
2.8.3

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[PATCH 3/4] f2fs: avoid gc in cp_error case Jaegeuk Kim <jaegeuk@kernel.org> - 2016-09-22 06:00 +0200

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