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authorBart Van Assche <bvanassche@acm.org>2023-02-10 22:32:56 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2023-02-22 06:00:51 +0300
commit35cd2f5542df569122d48caf606b972642012c50 (patch)
tree952646179a0576238eb2b04989d4a599d75c56ad
parent442336a5a999d4aae6221e3496dad071a152b1fb (diff)
downloadlinux-35cd2f5542df569122d48caf606b972642012c50.tar.xz
scsi: core: Extend struct scsi_exec_args
Allow SCSI LLDs to specify SCMD_* flags. Link: https://lore.kernel.org/r/20230210193258.4004923-2-bvanassche@acm.org Cc: Mike Christie <michael.christie@oracle.com> Cc: John Garry <john.g.garry@oracle.com> Reviewed-by: John Garry <john.g.garry@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/scsi_lib.c1
-rw-r--r--include/scsi/scsi_device.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index abe93ec8b7d0..b7c569a42aa4 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -229,6 +229,7 @@ int scsi_execute_cmd(struct scsi_device *sdev, const unsigned char *cmd,
scmd->cmd_len = COMMAND_SIZE(cmd[0]);
memcpy(scmd->cmnd, cmd, scmd->cmd_len);
scmd->allowed = retries;
+ scmd->flags |= args->scmd_flags;
req->timeout = timeout;
req->rq_flags |= RQF_QUIET;
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 7e95ec45138f..de310f21406c 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -462,6 +462,7 @@ struct scsi_exec_args {
unsigned int sense_len; /* sense buffer len */
struct scsi_sense_hdr *sshdr; /* decoded sense header */
blk_mq_req_flags_t req_flags; /* BLK_MQ_REQ flags */
+ int scmd_flags; /* SCMD flags */
int *resid; /* residual length */
};