[SCSI] Block I/O while SG reset operation in progress - the midlayer patch
The scsi midlayer portion of the patch
Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index a42efd6..b3dd90f 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -542,6 +542,9 @@
*/
unsigned ordered_tag:1;
+ /* task mgmt function in progress */
+ unsigned tmf_in_progress:1;
+
/*
* Optional work queue to be utilized by the transport
*/
@@ -619,7 +622,8 @@
{
return shost->shost_state == SHOST_RECOVERY ||
shost->shost_state == SHOST_CANCEL_RECOVERY ||
- shost->shost_state == SHOST_DEL_RECOVERY;
+ shost->shost_state == SHOST_DEL_RECOVERY ||
+ shost->tmf_in_progress;
}
extern int scsi_queue_work(struct Scsi_Host *, struct work_struct *);