diff options
| author | Christoph Hellwig <hch@lst.de> | 2017-01-10 10:03:39 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-01-27 15:08:35 -0700 |
| commit | 4bf58435fae39ec2ea01a2ff9934d377add234b1 (patch) | |
| tree | 672fdd150ac494b4ded8de4de05f70422ad203fe /drivers/md | |
| parent | 48b77ad6084481ef9330a5d2bee289966da0975b (diff) | |
dm: remove incomplete BLOCK_PC support
DM tries to copy a few fields around for BLOCK_PC requests, but given
that no dm-target ever wires up scsi_cmd_ioctl BLOCK_PC can't actually
be sent to dm.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-rq.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index 93f6e9f1ebe2..3f12916f2424 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -270,19 +270,6 @@ static void dm_end_request(struct request *clone, int error) struct mapped_device *md = tio->md; struct request *rq = tio->orig; - if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { - rq->errors = clone->errors; - rq->resid_len = clone->resid_len; - - if (rq->sense) - /* - * We are using the sense buffer of the original - * request. - * So setting the length of the sense data is enough. - */ - rq->sense_len = clone->sense_len; - } - free_rq_clone(clone); rq_end_stats(md, rq); if (!rq->q->mq_ops) @@ -511,9 +498,6 @@ static int setup_clone(struct request *clone, struct request *rq, if (r) return r; - clone->cmd = rq->cmd; - clone->cmd_len = rq->cmd_len; - clone->sense = rq->sense; clone->end_io = end_clone_request; clone->end_io_data = tio; |