diff options
| author | Christoph Hellwig <hch@lst.de> | 2022-03-08 06:51:49 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-03-08 19:40:00 -0700 |
| commit | e7f76552277ca79d9dfe4c59f7b3620a98467f9c (patch) | |
| tree | 251b58be6faf96d6f9e383678f1f344b89d2d9bc /include/scsi/scsi_cmnd.h | |
| parent | e02657ea7b86d1c41e095f49e4f7c7bb24bbee64 (diff) | |
scsi: don't use disk->private_data to find the scsi_driver
Requiring every ULP to have the scsi_drive as first member of the
private data is rather fragile and not necessary anyway. Just use
the driver hanging off the SCSI device instead.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20220308055200.735835-4-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/scsi/scsi_cmnd.h')
| -rw-r--r-- | include/scsi/scsi_cmnd.h | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index 6794d7322cbd..e3a4c67794b1 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -13,7 +13,6 @@ #include <scsi/scsi_request.h> struct Scsi_Host; -struct scsi_driver; /* * MAX_COMMAND_SIZE is: @@ -159,14 +158,6 @@ static inline void *scsi_cmd_priv(struct scsi_cmnd *cmd) return cmd + 1; } -/* make sure not to use it with passthrough commands */ -static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd) -{ - struct request *rq = scsi_cmd_to_rq(cmd); - - return *(struct scsi_driver **)rq->q->disk->private_data; -} - void scsi_done(struct scsi_cmnd *cmd); extern void scsi_finish_command(struct scsi_cmnd *cmd); |