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f2fs: support bio allocation error injection

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This patch adds to support bio allocation error injection to simulate
out-of-memory test scenario.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu
2017-10-28 16:52:31 +08:00
committed by Jaegeuk Kim
parent 01eccef793
commit d62fe97148
4 changed files with 21 additions and 9 deletions
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2
fs/f2fs/segment.c
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@@ -511,7 +511,7 @@ 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(0);
struct bio *bio = f2fs_bio_alloc(sbi, 0, true);
int ret;
bio->bi_opf = REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH;