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| author | Hannes Reinecke <hare@suse.de> | 2025-10-31 23:39:14 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2025-11-13 01:02:31 +0300 |
| commit | a2ab4e33286de37f3fe8f28f86f5f71d6b0ae3b0 (patch) | |
| tree | ff920f5d4fd73520d81d7968c7570b44849af37a /include | |
| parent | 11ea1de3fc4ba94127034cb01df63a666c4c9836 (diff) | |
| download | linux-a2ab4e33286de37f3fe8f28f86f5f71d6b0ae3b0.tar.xz | |
scsi: core: Add scsi_{get,put}_internal_cmd() helpers
Add helper functions to allow LLDDs to allocate and free internal commands.
[ bvanassche: changed the 'nowait' argument into a 'flags' argument. See also
https://lore.kernel.org/linux-scsi/20211125151048.103910-3-hare@suse.de/ ]
Reviewed-by: John Garry <john.g.garry@oracle.com>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251031204029.2883185-7-bvanassche@acm.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/scsi/scsi_device.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 918631088711..1e2e599517e9 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -558,6 +558,10 @@ int scsi_execute_cmd(struct scsi_device *sdev, const unsigned char *cmd, const struct scsi_exec_args *args); void scsi_failures_reset_retries(struct scsi_failures *failures); +struct scsi_cmnd *scsi_get_internal_cmd(struct scsi_device *sdev, + enum dma_data_direction data_direction, + blk_mq_req_flags_t flags); +void scsi_put_internal_cmd(struct scsi_cmnd *scmd); extern void sdev_disable_disk_events(struct scsi_device *sdev); extern void sdev_enable_disk_events(struct scsi_device *sdev); extern int scsi_vpd_lun_id(struct scsi_device *, char *, size_t); |