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path: root/drivers/scsi/libsas/sas_init.c
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Diffstat (limited to 'drivers/scsi/libsas/sas_init.c')
-rw-r--r--drivers/scsi/libsas/sas_init.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/scsi/libsas/sas_init.c b/drivers/scsi/libsas/sas_init.c
index da244e68fe6f..572b943d7603 100644
--- a/drivers/scsi/libsas/sas_init.c
+++ b/drivers/scsi/libsas/sas_init.c
@@ -114,6 +114,8 @@ int sas_register_ha(struct sas_ha_struct *sas_ha)
set_bit(SAS_HA_REGISTERED, &sas_ha->state);
spin_lock_init(&sas_ha->state_lock);
+ mutex_init(&sas_ha->drain_mutex);
+ INIT_LIST_HEAD(&sas_ha->defer_q);
error = sas_register_phys(sas_ha);
if (error) {
@@ -157,12 +159,13 @@ int sas_unregister_ha(struct sas_ha_struct *sas_ha)
{
unsigned long flags;
- /* Set the state to unregistered to avoid further
- * events to be queued */
+ /* Set the state to unregistered to avoid further unchained
+ * events to be queued
+ */
spin_lock_irqsave(&sas_ha->state_lock, flags);
clear_bit(SAS_HA_REGISTERED, &sas_ha->state);
spin_unlock_irqrestore(&sas_ha->state_lock, flags);
- scsi_flush_work(sas_ha->core.shost);
+ sas_drain_work(sas_ha);
sas_unregister_ports(sas_ha);