diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-01-29 11:33:07 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-02-06 05:29:21 +0300 |
| commit | ae3d56d81507c33024ba7c1eae2ef433aa9bc0d5 (patch) | |
| tree | 8a812d0cbc109b3c09a18fd314499d064798037c /include/scsi/scsi_cmnd.h | |
| parent | 19fcae3d4f2dd513d472055fb694d802e9a21b91 (diff) | |
| download | linux-ae3d56d81507c33024ba7c1eae2ef433aa9bc0d5.tar.xz | |
scsi: remove bidirectional command support
No real need for bidi support once the OSD code is gone.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi/scsi_cmnd.h')
| -rw-r--r-- | include/scsi/scsi_cmnd.h | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index d85e6befa26b..af6ae3e1eba6 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -213,23 +213,6 @@ static inline int scsi_get_resid(struct scsi_cmnd *cmd) #define scsi_for_each_sg(cmd, sg, nseg, __i) \ for_each_sg(scsi_sglist(cmd), sg, nseg, __i) -static inline int scsi_bidi_cmnd(struct scsi_cmnd *cmd) -{ - return blk_bidi_rq(cmd->request) && - (cmd->request->next_rq->special != NULL); -} - -static inline struct scsi_data_buffer *scsi_in(struct scsi_cmnd *cmd) -{ - return scsi_bidi_cmnd(cmd) ? - cmd->request->next_rq->special : &cmd->sdb; -} - -static inline struct scsi_data_buffer *scsi_out(struct scsi_cmnd *cmd) -{ - return &cmd->sdb; -} - static inline int scsi_sg_copy_from_buffer(struct scsi_cmnd *cmd, void *buf, int buflen) { @@ -351,7 +334,7 @@ static inline void set_driver_byte(struct scsi_cmnd *cmd, char status) static inline unsigned scsi_transfer_length(struct scsi_cmnd *scmd) { - unsigned int xfer_len = scsi_out(scmd)->length; + unsigned int xfer_len = scmd->sdb.length; unsigned int prot_interval = scsi_prot_interval(scmd); if (scmd->prot_flags & SCSI_PROT_TRANSFER_PI) |