[PATCH 1/3] f2fs: check return value of write_checkpoint during fstrim

From	Chao Yu <chao@kernel.org>
Newsgroups	linux.kernel
Subject	[PATCH 1/3] f2fs: check return value of write_checkpoint during fstrim
Date	2016-08-21 17:30 +0200
Message-ID	<s8CRb-22m-5@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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From: Chao Yu <yuchao0@huawei.com>

During fstrim, if one of multiple write_checkpoint failed, break off and
return error number to caller.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
 fs/f2fs/segment.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index a394012..020767c 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1303,6 +1303,8 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range)
 		mutex_lock(&sbi->gc_mutex);
 		err = write_checkpoint(sbi, &cpc);
 		mutex_unlock(&sbi->gc_mutex);
+		if (err)
+			break;
 	}
 out:
 	range->len = F2FS_BLK_TO_BYTES(cpc.trimmed);
-- 
2.7.2

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[PATCH 1/3] f2fs: check return value of write_checkpoint during fstrim Chao Yu <chao@kernel.org> - 2016-08-21 17:30 +0200
  [PATCH 2/3] f2fs: schedule in between two continous batch discards Chao Yu <chao@kernel.org> - 2016-08-21 17:30 +0200
    Re: [PATCH 2/3] f2fs: schedule in between two continous batch  discards Jaegeuk Kim <jaegeuk@kernel.org> - 2016-08-23 19:10 +0200

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