Thread (55 messages) 55 messages, 4 authors, 2021-05-25

Re: [PATCH v3 40/51] scsi_debug: Use scsi_cmd_to_rq() instead of scsi_cmnd.request

From: Douglas Gilbert <dgilbert@interlog.com>
Date: 2021-05-25 16:19:39

On 2021-05-23 11:08 p.m., Bart Van Assche wrote:
Prepare for removal of the request pointer by using scsi_cmd_to_rq()
instead. This patch does not change any functionality.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: Douglas Gilbert <dgilbert@interlog.com>
quoted hunk ↗ jump to hunk
---
  drivers/scsi/scsi_debug.c | 13 +++++++------
  1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 6e2ad003c179..151b0d2f49a5 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -4705,7 +4705,7 @@ static int resp_rwp_zone(struct scsi_cmnd *scp, struct sdebug_dev_info *devip)
  static struct sdebug_queue *get_queue(struct scsi_cmnd *cmnd)
  {
  	u16 hwq;
-	u32 tag = blk_mq_unique_tag(cmnd->request);
+	u32 tag = blk_mq_unique_tag(scsi_cmd_to_rq(cmnd));
  
  	hwq = blk_mq_unique_tag_to_hwq(tag);
  
@@ -4718,7 +4718,7 @@ static struct sdebug_queue *get_queue(struct scsi_cmnd *cmnd)
  
  static u32 get_tag(struct scsi_cmnd *cmnd)
  {
-	return blk_mq_unique_tag(cmnd->request);
+	return blk_mq_unique_tag(scsi_cmd_to_rq(cmnd));
  }
  
  /* Queued (deferred) command completions converge here. */
@@ -5367,7 +5367,7 @@ static int schedule_resp(struct scsi_cmnd *cmnd, struct sdebug_dev_info *devip,
  {
  	bool new_sd_dp;
  	bool inject = false;
-	bool hipri = (cmnd->request->cmd_flags & REQ_HIPRI);
+	bool hipri = scsi_cmd_to_rq(cmnd)->cmd_flags & REQ_HIPRI;
  	int k, num_in_q, qdepth;
  	unsigned long iflags;
  	u64 ns_from_boot = 0;
@@ -5570,8 +5570,9 @@ static int schedule_resp(struct scsi_cmnd *cmnd, struct sdebug_dev_info *devip,
  		if (sdebug_statistics)
  			sd_dp->issuing_cpu = raw_smp_processor_id();
  		if (unlikely(sd_dp->aborted)) {
-			sdev_printk(KERN_INFO, sdp, "abort request tag %d\n", cmnd->request->tag);
-			blk_abort_request(cmnd->request);
+			sdev_printk(KERN_INFO, sdp, "abort request tag %d\n",
+				    scsi_cmd_to_rq(cmnd)->tag);
+			blk_abort_request(scsi_cmd_to_rq(cmnd));
  			atomic_set(&sdeb_inject_pending, 0);
  			sd_dp->aborted = false;
  		}
@@ -7397,7 +7398,7 @@ static int scsi_debug_queuecommand(struct Scsi_Host *shost,
  					       (u32)cmd[k]);
  		}
  		sdev_printk(KERN_INFO, sdp, "%s: tag=%#x, cmd %s\n", my_name,
-			    blk_mq_unique_tag(scp->request), b);
+			    blk_mq_unique_tag(scsi_cmd_to_rq(scp)), b);
  	}
  	if (unlikely(inject_now && (sdebug_opts & SDEBUG_OPT_HOST_BUSY)))
  		return SCSI_MLQUEUE_HOST_BUSY;
  
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