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Commit dc37910d authored Feb 19, 2019 by Chao Yu Committed by Jaegeuk Kim Mar 12, 2019

f2fs: make fault injection covering __submit_flush_wait()



This patch changes to allow failure of f2fs_bio_alloc() in
__submit_flush_wait(), which can simulate flush error in checkpoint()
for covering more error paths.

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

parent aa2c8c43

fs/f2fs/segment.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -542,9 +542,13 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
		static int __submit_flush_wait(struct f2fs_sb_info *sbi,
		struct block_device *bdev)
		{
		struct bio *bio = f2fs_bio_alloc(sbi, 0, true);
		struct bio *bio;
		int ret;

		bio = f2fs_bio_alloc(sbi, 0, false);
		if (!bio)
		return -ENOMEM;

		bio->bi_opf = REQ_OP_WRITE \| REQ_SYNC \| REQ_PREFLUSH;
		bio_set_dev(bio, bdev);
		ret = submit_bio_wait(bio);