[SCSI] libsas: Add SAS_HA state flags to avoid queueing events while unloading

Track sas_ha_struct state so that we ignore events that come in while
we're shutting things down.

Signed-off-by: Malahal Naineni <malahal@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/scsi/libsas/sas_event.c b/drivers/scsi/libsas/sas_event.c
index d83392ee6823..9db30fb5caf2 100644
--- a/drivers/scsi/libsas/sas_event.c
+++ b/drivers/scsi/libsas/sas_event.c
@@ -31,7 +31,7 @@ static void notify_ha_event(struct sas_ha_struct *sas_ha, enum ha_event event)
         BUG_ON(event >= HA_NUM_EVENTS);
 
         sas_queue_event(event, &sas_ha->event_lock, &sas_ha->pending,
-                        &sas_ha->ha_events[event].work, sas_ha->core.shost);
+                        &sas_ha->ha_events[event].work, sas_ha);
 }
 
 static void notify_port_event(struct asd_sas_phy *phy, enum port_event event)
@@ -41,7 +41,7 @@ static void notify_port_event(struct asd_sas_phy *phy, enum port_event event)
         BUG_ON(event >= PORT_NUM_EVENTS);
 
         sas_queue_event(event, &ha->event_lock, &phy->port_events_pending,
-                        &phy->port_events[event].work, ha->core.shost);
+                        &phy->port_events[event].work, ha);
 }
 
 static void notify_phy_event(struct asd_sas_phy *phy, enum phy_event event)
@@ -51,7 +51,7 @@ static void notify_phy_event(struct asd_sas_phy *phy, enum phy_event event)
         BUG_ON(event >= PHY_NUM_EVENTS);
 
         sas_queue_event(event, &ha->event_lock, &phy->phy_events_pending,
-                        &phy->phy_events[event].work, ha->core.shost);
+                        &phy->phy_events[event].work, ha);
 }
 
 int sas_init_events(struct sas_ha_struct *sas_ha)