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[PATCH] md: add error reporting to superblock write failure

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Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2006-10-03 01:16:03 -07:00 committed by Linus Torvalds
parent d19c2ee0b8
commit 3a0f5bbb1a
1 changed files with 5 additions and 1 deletions
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6
drivers/md/md.c
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@ -389,8 +389,12 @@ static int super_written(struct bio *bio, unsigned int bytes_done, int error)
if (bio->bi_size) if (bio->bi_size)
return 1; 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); md_error(mddev, rdev);
}
if (atomic_dec_and_test(&mddev->pending_writes)) if (atomic_dec_and_test(&mddev->pending_writes))
wake_up(&mddev->sb_wait); wake_up(&mddev->sb_wait);