block: Change argument type of scsi_req_init()
authorBart Van Assche <bart.vanassche@sandisk.com>
Tue, 20 Jun 2017 18:15:42 +0000 (11:15 -0700)
committerJens Axboe <axboe@kernel.dk>
Wed, 21 Jun 2017 01:27:14 +0000 (19:27 -0600)
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>
block/scsi_ioctl.c
drivers/ide/ide-atapi.c
drivers/ide/ide-probe.c
drivers/scsi/scsi_lib.c
include/scsi/scsi_request.h

index f96c51f5df401a8e2eb8aa66e2a69d604879d21c..7440de44dd8577e1a3483b2a1c9d581329fe20e9 100644 (file)
@@ -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;
index 37f61acf5a3564c17f09dff872cb4ea1ca5ae9e3..14d1e7d9a1d6f7d0bf5b966c233ae32cdb5d598d 100644 (file)
@@ -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);
index c60e5ffc92319760900c307ce44f26673776a7c2..01b2adfd8226bf1bcd048100f4e4bcb0f6afb180 100644 (file)
@@ -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;
 }
 
index 301a7f706c9a2a416ba3383299ab8622dc1ce8bf..550e29f903b746b121b2bb9daf3fce666243b451 100644 (file)
@@ -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);
 
index f0c76f9dc28547301d4f67ac76e580560d081989..e0afa445ee4eb495e67b73c3f0540714de075008 100644 (file)
@@ -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 */