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Commit f891dcfd authored by Kashyap, Desai's avatar Kashyap, Desai Committed by James Bottomley
Browse files

[SCSI] mpt2sas: Corrected conditional checks for Internal device Reset 



bug fix in the handling of the internal device reset event
The reason code check in scsih_sas_device_status_change_event never
evaluates as true for internal device reset, hence driver never quiesce s IO
when firmware is sending a device reset. The fix is to change the
evaluate to:
if (event_data->ReasonCode !=
    MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
   event_data->ReasonCode !=
    MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET)
        return;

Signed-off-by: default avatarKashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent 7921b35c

drivers/scsi/mpt2sas/mpt2sas_scsih.c

+3 −3
Original line number Diff line number Diff line
@@ -4435,10 +4435,10 @@ _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc, 
		     event_data);

#endif



	if (!(event_data->ReasonCode ==

	if (event_data->ReasonCode !=

	    MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&

	   event_data->ReasonCode ==

	    MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET))

	   event_data->ReasonCode !=

	    MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET)

		return;



	spin_lock_irqsave(&ioc->sas_device_lock, flags);