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authorBart Van Assche <bart.vanassche@sandisk.com>2017-06-20 11:15:42 -0700
committerJens Axboe <axboe@kernel.dk>2017-06-20 19:27:14 -0600
commitc8d9cf22cf0f89d1249a57ade5a1949c62075ce6 (patch)
tree34427e408f352b041ddd2d2c8c4223ed54429593
parentca18d6f769d22e931d3ba1e8d1ae81953547a417 (diff)
downloadop-kernel-dev-c8d9cf22cf0f89d1249a57ade5a1949c62075ce6.zip
op-kernel-dev-c8d9cf22cf0f89d1249a57ade5a1949c62075ce6.tar.gz
block: Change argument type of scsi_req_init()
Since scsi_req_init() works on a struct scsi_request, change the argument type into struct scsi_request *. Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/scsi_ioctl.c10
-rw-r--r--drivers/ide/ide-atapi.c2
-rw-r--r--drivers/ide/ide-probe.c2
-rw-r--r--drivers/scsi/scsi_lib.c4
-rw-r--r--include/scsi/scsi_request.h2
5 files changed, 13 insertions, 7 deletions
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index f96c51f..7440de4 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -741,10 +741,14 @@ int scsi_cmd_blk_ioctl(struct block_device *bd, fmode_t mode,
}
EXPORT_SYMBOL(scsi_cmd_blk_ioctl);
-void scsi_req_init(struct request *rq)
+/**
+ * scsi_req_init - initialize certain fields of a scsi_request structure
+ * @req: Pointer to a scsi_request structure.
+ * Initializes .__cmd[], .cmd, .cmd_len and .sense_len but no other members
+ * of struct scsi_request.
+ */
+void scsi_req_init(struct scsi_request *req)
{
- struct scsi_request *req = scsi_req(rq);
-
memset(req->__cmd, 0, sizeof(req->__cmd));
req->cmd = req->__cmd;
req->cmd_len = BLK_MAX_CDB;
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 37f61ac..14d1e7d 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -199,7 +199,7 @@ void ide_prep_sense(ide_drive_t *drive, struct request *rq)
memset(sense, 0, sizeof(*sense));
blk_rq_init(rq->q, sense_rq);
- scsi_req_init(sense_rq);
+ scsi_req_init(req);
err = blk_rq_map_kern(drive->queue, sense_rq, sense, sense_len,
GFP_NOIO);
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index c60e5ff..01b2adf 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -745,7 +745,7 @@ static void ide_initialize_rq(struct request *rq)
{
struct ide_request *req = blk_mq_rq_to_pdu(rq);
- scsi_req_init(rq);
+ scsi_req_init(&req->sreq);
req->sreq.sense = req->sense;
}
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 301a7f7..550e29f 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1123,7 +1123,9 @@ EXPORT_SYMBOL(scsi_init_io);
*/
void scsi_initialize_rq(struct request *rq)
{
- scsi_req_init(rq);
+ struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq);
+
+ scsi_req_init(&cmd->req);
}
EXPORT_SYMBOL(scsi_initialize_rq);
diff --git a/include/scsi/scsi_request.h b/include/scsi/scsi_request.h
index f0c76f9..e0afa44 100644
--- a/include/scsi/scsi_request.h
+++ b/include/scsi/scsi_request.h
@@ -27,6 +27,6 @@ static inline void scsi_req_free_cmd(struct scsi_request *req)
kfree(req->cmd);
}
-void scsi_req_init(struct request *);
+void scsi_req_init(struct scsi_request *req);
#endif /* _SCSI_SCSI_REQUEST_H */
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