diff mbox

[RFC,10/13] target: drop from_transport in transport_send_check_condition_and_sense

Message ID 1496263970-7632-11-git-send-email-mchristi@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mike Christie May 31, 2017, 8:52 p.m. UTC
No need to pass in from_transport to
transport_send_check_condition_and_sense. If it is being called from the
target_complete_ok_work path and modules like pscsi/tcmu have setup sense
we can detect it by checking if SCF_TASK_SENSE is already set.

Signed-off-by: Mike Christie <mchristi@redhat.com>
---
 drivers/infiniband/ulp/srpt/ib_srpt.c    |  2 +-
 drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c |  2 +-
 drivers/target/iscsi/iscsi_target.c      |  2 +-
 drivers/target/iscsi/iscsi_target_erl0.c |  4 ++--
 drivers/target/iscsi/iscsi_target_erl1.c |  2 +-
 drivers/target/iscsi/iscsi_target_util.c |  6 +++---
 drivers/target/target_core_transport.c   | 16 +++++++---------
 drivers/vhost/scsi.c                     |  2 +-
 drivers/xen/xen-scsiback.c               |  2 +-
 include/target/target_core_fabric.h      |  2 +-
 10 files changed, 19 insertions(+), 21 deletions(-)
diff mbox

Patch

diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 5197efb..298dcf2 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -1454,7 +1454,7 @@  static void srpt_handle_tsk_mgmt(struct srpt_rdma_ch *ch,
 	}
 	return;
 fail:
-	transport_send_check_condition_and_sense(cmd, 0, 0); // XXX:
+	transport_send_check_condition_and_sense(cmd, 0); // XXX:
 }
 
 /**
diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
index abf6026..38173eb 100644
--- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
+++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
@@ -2703,7 +2703,7 @@  static void ibmvscsis_parse_task(struct scsi_info *vscsi,
 	}
 
 	if (rc)
-		transport_send_check_condition_and_sense(&cmd->se_cmd, 0, 0);
+		transport_send_check_condition_and_sense(&cmd->se_cmd, 0);
 }
 
 static void ibmvscsis_scheduler(struct work_struct *work)
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 30aceae..de20bfc 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -1466,7 +1466,7 @@  static void iscsit_do_crypto_hash_buf(
 			pr_err("Received unexpected unsolicited data"
 				" while InitialR2T=Yes, protocol error.\n");
 			transport_send_check_condition_and_sense(&cmd->se_cmd,
-					TCM_UNEXPECTED_UNSOLICITED_DATA, 0);
+					TCM_UNEXPECTED_UNSOLICITED_DATA);
 			return -1;
 		}
 		/*
diff --git a/drivers/target/iscsi/iscsi_target_erl0.c b/drivers/target/iscsi/iscsi_target_erl0.c
index 9a96e17..8cef8bb 100644
--- a/drivers/target/iscsi/iscsi_target_erl0.c
+++ b/drivers/target/iscsi/iscsi_target_erl0.c
@@ -163,7 +163,7 @@  static int iscsit_dataout_check_unsolicited_sequence(
 			" for this Unsolicited DataOut Burst.\n",
 			first_burst_len, conn->sess->sess_ops->FirstBurstLength);
 		transport_send_check_condition_and_sense(&cmd->se_cmd,
-				TCM_INCORRECT_AMOUNT_OF_DATA, 0);
+				TCM_INCORRECT_AMOUNT_OF_DATA);
 		return DATAOUT_CANNOT_RECOVER;
 	}
 
@@ -188,7 +188,7 @@  static int iscsit_dataout_check_unsolicited_sequence(
 				conn->sess->sess_ops->FirstBurstLength,
 				cmd->se_cmd.data_length);
 			transport_send_check_condition_and_sense(&cmd->se_cmd,
-					TCM_INCORRECT_AMOUNT_OF_DATA, 0);
+					TCM_INCORRECT_AMOUNT_OF_DATA);
 			return DATAOUT_CANNOT_RECOVER;
 		}
 	} else {
diff --git a/drivers/target/iscsi/iscsi_target_erl1.c b/drivers/target/iscsi/iscsi_target_erl1.c
index fe9b7f1..8f3bdbb 100644
--- a/drivers/target/iscsi/iscsi_target_erl1.c
+++ b/drivers/target/iscsi/iscsi_target_erl1.c
@@ -959,7 +959,7 @@  int iscsit_execute_cmd(struct iscsi_cmd *cmd, int ooo)
 			 * exception
 			 */
 			return transport_send_check_condition_and_sense(se_cmd,
-					cmd->sense_reason, 0);
+					cmd->sense_reason);
 		}
 		/*
 		 * Special case for delayed CmdSN with Immediate
diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c
index 7d3e2fc..ab87528 100644
--- a/drivers/target/iscsi/iscsi_target_util.c
+++ b/drivers/target/iscsi/iscsi_target_util.c
@@ -338,7 +338,7 @@  int iscsit_check_unsolicited_dataout(struct iscsi_cmd *cmd, unsigned char *buf)
 		pr_err("Received unexpected unsolicited data"
 			" while InitialR2T=Yes, protocol error.\n");
 		transport_send_check_condition_and_sense(se_cmd,
-				TCM_UNEXPECTED_UNSOLICITED_DATA, 0);
+				TCM_UNEXPECTED_UNSOLICITED_DATA);
 		return -1;
 	}
 
@@ -349,7 +349,7 @@  int iscsit_check_unsolicited_dataout(struct iscsi_cmd *cmd, unsigned char *buf)
 			(cmd->first_burst_len + payload_length),
 				conn->sess->sess_ops->FirstBurstLength);
 		transport_send_check_condition_and_sense(se_cmd,
-				TCM_INCORRECT_AMOUNT_OF_DATA, 0);
+				TCM_INCORRECT_AMOUNT_OF_DATA);
 		return -1;
 	}
 
@@ -365,7 +365,7 @@  int iscsit_check_unsolicited_dataout(struct iscsi_cmd *cmd, unsigned char *buf)
 			(cmd->first_burst_len + payload_length),
 			conn->sess->sess_ops->FirstBurstLength, cmd->se_cmd.data_length);
 		transport_send_check_condition_and_sense(se_cmd,
-				TCM_INCORRECT_AMOUNT_OF_DATA, 0);
+				TCM_INCORRECT_AMOUNT_OF_DATA);
 		return -1;
 	}
 	return 0;
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index ad2132e..8f6a058 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -1496,7 +1496,7 @@  int target_submit_cmd_map_sgls(struct se_cmd *se_cmd, struct se_session *se_sess
 	 */
 	rc = transport_lookup_cmd_lun(se_cmd, unpacked_lun);
 	if (rc) {
-		transport_send_check_condition_and_sense(se_cmd, rc, 0);
+		transport_send_check_condition_and_sense(se_cmd, rc);
 		target_put_sess_cmd(se_cmd);
 		return 0;
 	}
@@ -1763,7 +1763,7 @@  void transport_generic_request_failure(struct se_cmd *cmd,
 		break;
 	}
 
-	ret = transport_send_check_condition_and_sense(cmd, sense_reason, 0);
+	ret = transport_send_check_condition_and_sense(cmd, sense_reason);
 	if (ret)
 		goto queue_full;
 
@@ -2144,8 +2144,7 @@  static void target_complete_ok_work(struct work_struct *work)
 	 */
 	if (cmd->se_cmd_flags & SCF_TASK_SENSE) {
 		WARN_ON(!cmd->scsi_status);
-		ret = transport_send_check_condition_and_sense(
-					cmd, 0, 1);
+		ret = transport_send_check_condition_and_sense(cmd, 0);
 		if (ret)
 			goto queue_full;
 
@@ -2170,8 +2169,7 @@  static void target_complete_ok_work(struct work_struct *work)
 
 			return;
 		} else if (rc) {
-			ret = transport_send_check_condition_and_sense(cmd,
-						rc, 0);
+			ret = transport_send_check_condition_and_sense(cmd, rc);
 			if (ret)
 				goto queue_full;
 
@@ -2196,7 +2194,7 @@  static void target_complete_ok_work(struct work_struct *work)
 		 */
 		if (target_read_prot_action(cmd)) {
 			ret = transport_send_check_condition_and_sense(cmd,
-						cmd->pi_err, 0);
+						cmd->pi_err);
 			if (ret)
 				goto queue_full;
 
@@ -3047,7 +3045,7 @@  int transport_setup_sense(struct se_cmd *cmd, sense_reason_t reason)
 
 int
 transport_send_check_condition_and_sense(struct se_cmd *cmd,
-		sense_reason_t reason, int from_transport)
+					 sense_reason_t reason)
 {
 	unsigned long flags;
 
@@ -3059,7 +3057,7 @@  int transport_setup_sense(struct se_cmd *cmd, sense_reason_t reason)
 	cmd->se_cmd_flags |= SCF_SENT_CHECK_CONDITION;
 	spin_unlock_irqrestore(&cmd->t_state_lock, flags);
 
-	if (!from_transport) {
+	if (!(cmd->se_cmd_flags & SCF_TASK_SENSE)) {
 		int rc;
 
 		rc = transport_setup_sense(cmd, reason);
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index fd6c8b6..2039ea9 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -809,7 +809,7 @@  static void vhost_scsi_submission_work(struct work_struct *work)
 			cmd->tvc_prot_sgl_count);
 	if (rc < 0) {
 		transport_send_check_condition_and_sense(se_cmd,
-				TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE, 0);
+				TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE);
 		transport_generic_free_cmd(se_cmd, 0);
 	}
 }
diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index 286ac1b..66a814a 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -412,7 +412,7 @@  static void scsiback_cmd_exec(struct vscsibk_pend *pending_req)
 			NULL, 0, NULL, 0);
 	if (rc < 0) {
 		transport_send_check_condition_and_sense(se_cmd,
-				TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE, 0);
+				TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE);
 		transport_generic_free_cmd(se_cmd, 0);
 	}
 }
diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h
index f0153dc..668b19e 100644
--- a/include/target/target_core_fabric.h
+++ b/include/target/target_core_fabric.h
@@ -156,7 +156,7 @@  int	target_submit_tmr(struct se_cmd *se_cmd, struct se_session *se_sess,
 int	transport_check_aborted_status(struct se_cmd *, int);
 int	transport_setup_sense(struct se_cmd *, sense_reason_t);
 int	transport_send_check_condition_and_sense(struct se_cmd *,
-		sense_reason_t, int);
+		sense_reason_t);
 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 *);