[09/19] target: Add target_send_busy()
diff mbox

Message ID 20170504225102.8931-10-bart.vanassche@sandisk.com
State New, archived
Headers show

Commit Message

Bart Van Assche May 4, 2017, 10:50 p.m. UTC
Introduce a function that sends the SCSI status "BUSY" back to the
initiator.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Andy Grover <agrover@redhat.com>
Cc: David Disseldorp <ddiss@suse.de>
---
 drivers/target/target_core_transport.c | 10 ++++++++++
 include/target/target_core_fabric.h    |  1 +
 2 files changed, 11 insertions(+)

Comments

Hannes Reinecke May 5, 2017, 6:18 a.m. UTC | #1
On 05/05/2017 12:50 AM, Bart Van Assche wrote:
> Introduce a function that sends the SCSI status "BUSY" back to the
> initiator.
> 
> Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
> Cc: Hannes Reinecke <hare@suse.com>
> Cc: Christoph Hellwig <hch@lst.de>
> Cc: Andy Grover <agrover@redhat.com>
> Cc: David Disseldorp <ddiss@suse.de>
> ---
>  drivers/target/target_core_transport.c | 10 ++++++++++
>  include/target/target_core_fabric.h    |  1 +
>  2 files changed, 11 insertions(+)
> 
Reviewed-by: Hannes Reinecke <hare@suse.com>

Cheers,

Hannes

Patch
diff mbox

diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 86b6b0238975..49c5dfe1c72a 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -3026,6 +3026,16 @@  transport_send_check_condition_and_sense(struct se_cmd *cmd,
 }
 EXPORT_SYMBOL(transport_send_check_condition_and_sense);
 
+int target_send_busy(struct se_cmd *cmd)
+{
+	WARN_ON_ONCE(cmd->se_cmd_flags & SCF_SCSI_TMR_CDB);
+
+	cmd->scsi_status = SAM_STAT_BUSY;
+	trace_target_cmd_complete(cmd);
+	return cmd->se_tfo->queue_status(cmd);
+}
+EXPORT_SYMBOL(target_send_busy);
+
 static int __transport_check_aborted_status(struct se_cmd *cmd, int send_status)
 	__releases(&cmd->t_state_lock)
 	__acquires(&cmd->t_state_lock)
diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h
index d7dd1427fe0d..7d0f1ba610d4 100644
--- a/include/target/target_core_fabric.h
+++ b/include/target/target_core_fabric.h
@@ -156,6 +156,7 @@  bool	transport_wait_for_tasks(struct se_cmd *);
 int	transport_check_aborted_status(struct se_cmd *, int);
 int	transport_send_check_condition_and_sense(struct se_cmd *,
 		sense_reason_t, int);
+int	target_send_busy(struct se_cmd *cmd);
 int	target_get_sess_cmd(struct se_cmd *, bool);
 int	target_put_sess_cmd(struct se_cmd *);
 void	target_sess_cmd_list_set_waiting(struct se_session *);