diff options
| author |   Christoph Hellwig <hch@lst.de> | 2022-02-24 18:55:48 +0100 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2022-03-01 22:21:49 -0500 |
| commit | 5b794f98074a8b7e8eb77dd43746062940b51160 (patch) | |
| tree | 0d9fb15f5afe36a628a7770de661d5355ea50af2 /drivers/scsi/scsi_lib.c | |
| parent | scsi: core: Remove the cmd field from struct scsi_request (diff) | |
| download | linux-dev-5b794f98074a8b7e8eb77dd43746062940b51160.tar.xz linux-dev-5b794f98074a8b7e8eb77dd43746062940b51160.zip | |
scsi: core: Remove the sense and sense_len fields from struct scsi_request
Just use the sense_buffer field in struct scsi_cmnd for the sense data and
move the sense_len field over to struct scsi_cmnd.
Link: https://lore.kernel.org/r/20220224175552.988286-5-hch@lst.de
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: John Garry <john.garry@huawei.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
| -rw-r--r-- | drivers/scsi/scsi_lib.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 623c8cbcaef8..896b3ecdce8e 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -256,10 +256,11 @@ int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, if (resid) *resid = rq->resid_len; - if (sense && rq->sense_len) - memcpy(sense, rq->sense, SCSI_SENSE_BUFFERSIZE); + if (sense && scmd->sense_len) + memcpy(sense, scmd->sense_buffer, SCSI_SENSE_BUFFERSIZE); if (sshdr) - scsi_normalize_sense(rq->sense, rq->sense_len, sshdr); + scsi_normalize_sense(scmd->sense_buffer, scmd->sense_len, + sshdr); ret = rq->result; out: blk_mq_free_request(req); @@ -876,9 +877,8 @@ static int scsi_io_completion_nz_result(struct scsi_cmnd *cmd, int result, /* * SG_IO wants current and deferred errors */ - scsi_req(req)->sense_len = - min(8 + cmd->sense_buffer[7], - SCSI_SENSE_BUFFERSIZE); + cmd->sense_len = min(8 + cmd->sense_buffer[7], + SCSI_SENSE_BUFFERSIZE); } if (sense_current) *blk_statp = scsi_result_to_blk_status(cmd, result); @@ -1126,13 +1126,10 @@ EXPORT_SYMBOL(scsi_alloc_sgtables); static void scsi_initialize_rq(struct request *rq) { struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq); - struct scsi_request *req = &cmd->req; memset(cmd->cmnd, 0, sizeof(cmd->cmnd)); cmd->cmd_len = MAX_COMMAND_SIZE; - - req->sense_len = 0; - + cmd->sense_len = 0; init_rcu_head(&cmd->rcu); cmd->jiffies_at_alloc = jiffies; cmd->retries = 0; @@ -1824,7 +1821,6 @@ static int scsi_mq_init_request(struct blk_mq_tag_set *set, struct request *rq, kmem_cache_alloc_node(scsi_sense_cache, GFP_KERNEL, numa_node); if (!cmd->sense_buffer) return -ENOMEM; - cmd->req.sense = cmd->sense_buffer; if (scsi_host_get_prot(shost)) { sg = (void *)cmd + sizeof(struct scsi_cmnd) + |