From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: [PATCH 006 of 6] md: Add error reporting to superblock write failure Date: Fri, 29 Sep 2006 12:53:32 +1000 Message-ID: <1060929025332.15323@suse.de> References: <20060929125047.14064.patches@notabene> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Andrew Morton Cc: linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-raid.ids Signed-off-by: Neil Brown ### Diffstat output ./drivers/md/md.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff .prev/drivers/md/md.c ./drivers/md/md.c --- .prev/drivers/md/md.c 2006-09-29 11:49:00.000000000 +1000 +++ ./drivers/md/md.c 2006-09-29 11:51:39.000000000 +1000 @@ -389,8 +389,12 @@ static int super_written(struct bio *bio if (bio->bi_size) return 1; - if (error || !test_bit(BIO_UPTODATE, &bio->bi_flags)) + if (error || !test_bit(BIO_UPTODATE, &bio->bi_flags)) { + printk("md: super_written gets error=%d, uptodate=%d\n", + error, test_bit(BIO_UPTODATE, &bio->bi_flags)); + WARN_ON(test_bit(BIO_UPTODATE, &bio->bi_flags)); md_error(mddev, rdev); + } if (atomic_dec_and_test(&mddev->pending_writes)) wake_up(&mddev->sb_wait);