[SCSI] mpt2sas: fix hotplug event processing
Here's a fix for hotplug events. The useage of queue_delayed_work seems
to broke the fifo for processing of firmware events. After several iterations
of adding and removing cabling connected to jbods, the devices are not
getting added becuase kernel thread is activited out of order.
Signed-off-by: Eric Moore <eric.moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 4dffbec..e3a7967 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -119,7 +119,7 @@
*/
struct fw_event_work {
struct list_head list;
- struct delayed_work work;
+ struct work_struct work;
struct MPT2SAS_ADAPTER *ioc;
u8 VF_ID;
u8 host_reset_handling;
@@ -2007,8 +2007,8 @@
spin_lock_irqsave(&ioc->fw_event_lock, flags);
list_add_tail(&fw_event->list, &ioc->fw_event_list);
- INIT_DELAYED_WORK(&fw_event->work, _firmware_event_work);
- queue_delayed_work(ioc->firmware_event_thread, &fw_event->work, 1);
+ INIT_WORK(&fw_event->work, _firmware_event_work);
+ queue_work(ioc->firmware_event_thread, &fw_event->work);
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
}
@@ -2052,7 +2052,7 @@
return;
spin_lock_irqsave(&ioc->fw_event_lock, flags);
- queue_delayed_work(ioc->firmware_event_thread, &fw_event->work, delay);
+ queue_work(ioc->firmware_event_thread, &fw_event->work);
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
}
@@ -4961,7 +4961,7 @@
_firmware_event_work(struct work_struct *work)
{
struct fw_event_work *fw_event = container_of(work,
- struct fw_event_work, work.work);
+ struct fw_event_work, work);
unsigned long flags;
struct MPT2SAS_ADAPTER *ioc = fw_event->ioc;