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path: root/drivers/scsi/ibmvscsi/ibmvfc.c
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Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvfc.c')
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.c36
1 files changed, 33 insertions, 3 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 134a0ae85bb7..5e8d51bd03de 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -2242,6 +2242,21 @@ static int ibmvfc_match_key(struct ibmvfc_event *evt, void *key)
}
/**
+ * ibmvfc_match_evt - Match function for specified event
+ * @evt: ibmvfc event struct
+ * @match: event to match
+ *
+ * Returns:
+ * 1 if event matches key / 0 if event does not match key
+ **/
+static int ibmvfc_match_evt(struct ibmvfc_event *evt, void *match)
+{
+ if (evt == match)
+ return 1;
+ return 0;
+}
+
+/**
* ibmvfc_abort_task_set - Abort outstanding commands to the device
* @sdev: scsi device to abort commands
*
@@ -2322,7 +2337,20 @@ static int ibmvfc_abort_task_set(struct scsi_device *sdev)
if (rc) {
sdev_printk(KERN_INFO, sdev, "Cancel failed, resetting host\n");
ibmvfc_reset_host(vhost);
- rsp_rc = 0;
+ rsp_rc = -EIO;
+ rc = ibmvfc_wait_for_ops(vhost, sdev->hostdata, ibmvfc_match_key);
+
+ if (rc == SUCCESS)
+ rsp_rc = 0;
+
+ rc = ibmvfc_wait_for_ops(vhost, evt, ibmvfc_match_evt);
+ if (rc != SUCCESS) {
+ spin_lock_irqsave(vhost->host->host_lock, flags);
+ ibmvfc_hard_reset_host(vhost);
+ spin_unlock_irqrestore(vhost->host->host_lock, flags);
+ rsp_rc = 0;
+ }
+
goto out;
}
}
@@ -2597,8 +2625,10 @@ static void ibmvfc_handle_async(struct ibmvfc_async_crq *crq,
case IBMVFC_AE_SCN_FABRIC:
case IBMVFC_AE_SCN_DOMAIN:
vhost->events_to_log |= IBMVFC_AE_RSCN;
- vhost->delay_init = 1;
- __ibmvfc_reset_host(vhost);
+ if (vhost->state < IBMVFC_HALTED) {
+ vhost->delay_init = 1;
+ __ibmvfc_reset_host(vhost);
+ }
break;
case IBMVFC_AE_SCN_NPORT:
case IBMVFC_AE_SCN_GROUP: