diff options
Diffstat (limited to 'include/scsi/scsi_cmnd.h')
| -rw-r--r-- | include/scsi/scsi_cmnd.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index be117f812deb..d6948d0e8cdb 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -8,6 +8,7 @@ struct request; struct scatterlist; +struct Scsi_Host; struct scsi_device; @@ -72,6 +73,9 @@ struct scsi_cmnd { unsigned short use_sg; /* Number of pieces of scatter-gather */ unsigned short sglist_len; /* size of malloc'd scatter-gather list */ + /* offset in cmd we are at (for multi-transfer tgt cmds) */ + unsigned offset; + unsigned underflow; /* Return error if less than this amount is transferred */ @@ -119,7 +123,10 @@ struct scsi_cmnd { }; extern struct scsi_cmnd *scsi_get_command(struct scsi_device *, gfp_t); +extern struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *, gfp_t); extern void scsi_put_command(struct scsi_cmnd *); +extern void __scsi_put_command(struct Scsi_Host *, struct scsi_cmnd *, + struct device *); extern void scsi_io_completion(struct scsi_cmnd *, unsigned int); extern void scsi_finish_command(struct scsi_cmnd *cmd); extern void scsi_req_abort_cmd(struct scsi_cmnd *cmd); @@ -128,4 +135,7 @@ extern void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count, size_t *offset, size_t *len); extern void scsi_kunmap_atomic_sg(void *virt); +extern struct scatterlist *scsi_alloc_sgtable(struct scsi_cmnd *, gfp_t); +extern void scsi_free_sgtable(struct scatterlist *, int); + #endif /* _SCSI_SCSI_CMND_H */ |