From 308609c63c6d6144c1210c9583c68bc532acb8d2 Mon Sep 17 00:00:00 2001
From: "Kashyap, Desai" <kashyap.desai@lsi.com>
Date: Mon, 14 Sep 2009 11:07:23 +0530
Subject: [PATCH] [SCSI] mpt2sas: Support dev remove when phy status is
MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT
Add support to process device removal events when the phy status is set to
MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT.
Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
---
drivers/scsi/mpt2sas/mpt2sas_scsih.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 9ec50729d535..86ab32d7ab15 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -4067,15 +4067,16 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc,
}
if (ioc->shost_recovery)
return;
- if (event_data->PHY[i].PhyStatus &
- MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
+ phy_number = event_data->StartPhyNum + i;
+ reason_code = event_data->PHY[i].PhyStatus &
+ MPI2_EVENT_SAS_TOPO_RC_MASK;
+ if ((event_data->PHY[i].PhyStatus &
+ MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code !=
+ MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING))
continue;
handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
if (!handle)
continue;
- phy_number = event_data->StartPhyNum + i;
- reason_code = event_data->PHY[i].PhyStatus &
- MPI2_EVENT_SAS_TOPO_RC_MASK;
link_rate_ = event_data->PHY[i].LinkRate >> 4;
switch (reason_code) {
case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
--
2.34.1