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block: switch bios to blk_status_t

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Replace bi_error with a new bi_status to allow for a clear conversion.
Note that device mapper overloaded bi_error with a private value, which
we'll have to keep arround at least for now and thus propagate to a
proper blk_status_t value.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig
2017-06-03 09:38:06 +02:00
committed by Jens Axboe
parent fc17b6534e
commit 4e4cbee93d
106 changed files with 625 additions and 603 deletions
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6
fs/ocfs2/cluster/heartbeat.c
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@@ -516,9 +516,9 @@ static void o2hb_bio_end_io(struct bio *bio)
{
struct o2hb_bio_wait_ctxt *wc = bio->bi_private;
if (bio->bi_error) {
mlog(ML_ERROR, "IO Error %d\n", bio->bi_error);
wc->wc_error = bio->bi_error;
if (bio->bi_status) {
mlog(ML_ERROR, "IO Error %d\n", bio->bi_status);
wc->wc_error = blk_status_to_errno(bio->bi_status);
}
o2hb_bio_wait_dec(wc, 1);