[PATCH 27/31] scsi: Consolidate more initialization code
From: Bart Van Assche <hidden>
Date: 2017-05-24 00:34:31
Also in:
linux-scsi
Subsystem:
scsi subsystem, the rest · Maintainers:
"James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
Initialize struct scsi_cmnd.request from inside scsi_initialize_rq() instead of every time a request is prepared. Note: moving the tag initialization into scsi_initialize_rq() is not possible because the single-queue block layer only assigns a tag to a request after a request has been started. Signed-off-by: Bart Van Assche <redacted> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Hannes Reinecke <hare@suse.com> --- drivers/scsi/scsi_error.c | 1 - drivers/scsi/scsi_lib.c | 4 +--- 2 files changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 374dea0885f6..46c51f9f73fa 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c@@ -2293,7 +2293,6 @@ scsi_ioctl_reset(struct scsi_device *dev, int __user *arg) blk_rq_init(dev->request_queue, rq); scmd = (struct scsi_cmnd *)(rq + 1); - scmd->request = rq; scmd->cmnd = scsi_req(rq)->cmd; scmd->scsi_done = scsi_reset_provider_done_command;
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index f131964ecb51..612bf6c201dc 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c@@ -1165,6 +1165,7 @@ static void scsi_initialize_rq(struct request *rq) cmd->req.sense = buf; cmd->sense_buffer = buf; cmd->prot_sdb = prot; + cmd->request = rq; INIT_DELAYED_WORK(&cmd->abort_work, scmd_eh_abort_handler); cmd->jiffies_at_alloc = jiffies; }
@@ -1344,7 +1345,6 @@ static int scsi_prep_fn(struct request_queue *q, struct request *req) } cmd->tag = req->tag; - cmd->request = req; cmd->prot_op = SCSI_PROT_NORMAL; ret = scsi_setup_cmnd(sdev, req);
@@ -1866,8 +1866,6 @@ static int scsi_mq_prep_fn(struct request *req) req->special = cmd; - cmd->request = req; - cmd->tag = req->tag; cmd->prot_op = SCSI_PROT_NORMAL;
--
2.12.2