kernel_optimize_test/include/scsi/scsi_request.h
Bart Van Assche c8d9cf22cf 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>
2017-06-20 19:27:14 -06:00

33 lines
628 B
C

#ifndef _SCSI_SCSI_REQUEST_H
#define _SCSI_SCSI_REQUEST_H
#include <linux/blk-mq.h>
#define BLK_MAX_CDB 16
struct scsi_request {
unsigned char __cmd[BLK_MAX_CDB];
unsigned char *cmd;
unsigned short cmd_len;
int result;
unsigned int sense_len;
unsigned int resid_len; /* residual count */
int retries;
void *sense;
};
static inline struct scsi_request *scsi_req(struct request *rq)
{
return blk_mq_rq_to_pdu(rq);
}
static inline void scsi_req_free_cmd(struct scsi_request *req)
{
if (req->cmd != req->__cmd)
kfree(req->cmd);
}
void scsi_req_init(struct scsi_request *req);
#endif /* _SCSI_SCSI_REQUEST_H */