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| author | Christoph Hellwig <hch@lst.de> | 2017-01-27 09:46:29 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-01-27 15:08:35 -0700 |
| commit | 82ed4db499b8598f16f8871261bff088d6b0597f (patch) | |
| tree | e1cc0a433bf5ae2b9723837291617bdfeeb61816 /drivers/scsi/sd.c | |
| parent | 8ae94eb65be9425af4d57a4f4cfebfdf03081e93 (diff) | |
| download | linux-stable-82ed4db499b8598f16f8871261bff088d6b0597f.tar.gz linux-stable-82ed4db499b8598f16f8871261bff088d6b0597f.tar.bz2 linux-stable-82ed4db499b8598f16f8871261bff088d6b0597f.zip | |
block: split scsi_request out of struct request
And require all drivers that want to support BLOCK_PC to allocate it
as the first thing of their private data. To support this the legacy
IDE and BSG code is switched to set cmd_size on their queues to let
the block layer allocate the additional space.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/scsi/sd.c')
| -rw-r--r-- | drivers/scsi/sd.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 0b09638fa39b..c779986edb43 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -781,7 +781,7 @@ static int sd_setup_discard_cmnd(struct scsi_cmnd *cmd) rq->special_vec.bv_len = len; rq->rq_flags |= RQF_SPECIAL_PAYLOAD; - rq->resid_len = len; + scsi_req(rq)->resid_len = len; ret = scsi_init_io(cmd); out: @@ -1164,7 +1164,7 @@ static void sd_uninit_command(struct scsi_cmnd *SCpnt) if (rq->rq_flags & RQF_SPECIAL_PAYLOAD) __free_page(rq->special_vec.bv_page); - if (SCpnt->cmnd != rq->cmd) { + if (SCpnt->cmnd != scsi_req(rq)->cmd) { mempool_free(SCpnt->cmnd, sd_cdb_pool); SCpnt->cmnd = NULL; SCpnt->cmd_len = 0; |