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authorSreekanth Reddy <sreekanth.reddy@avagotech.com>2014-12-02 20:58:47 +0530
committerChristoph Hellwig <hch@lst.de>2014-12-04 09:58:34 +0100
commit2311ce4d9c91ed63a46e18f0378f3e406e7e888e (patch)
treeb45176ee616298c108ded89c361f062788b9a476 /drivers/scsi/mpt3sas
parent81a89c2d891b78695aa7e4cc0d5a7427785ae078 (diff)
downloadop-kernel-dev-2311ce4d9c91ed63a46e18f0378f3e406e7e888e.zip
op-kernel-dev-2311ce4d9c91ed63a46e18f0378f3e406e7e888e.tar.gz
Revert "[SCSI] mpt3sas: Remove phys on topology change"
This reverts commit 963ba22b90a955363644cd397b20226928eab976 ("mpt3sas: Remove phys on topology change") Reverting the previous mpt3sas drives patch changes, since we will observe below issue Issue: Drives connected Enclosure/Expander will unregister with SCSI Transport Layer, if any one remove and add expander cable with in DMD (Device Missing Delay) time period or even any one power-off and power-on the Enclosure with in the DMD period. Cc: <stable@vger.kernel.org> Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/mpt3sas')
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_transport.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_transport.c b/drivers/scsi/mpt3sas/mpt3sas_transport.c
index d4bafaa..3637ae6 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_transport.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_transport.c
@@ -1003,12 +1003,9 @@ mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc,
&mpt3sas_phy->remote_identify);
_transport_add_phy_to_an_existing_port(ioc, sas_node,
mpt3sas_phy, mpt3sas_phy->remote_identify.sas_address);
- } else {
+ } else
memset(&mpt3sas_phy->remote_identify, 0 , sizeof(struct
sas_identify));
- _transport_del_phy_from_an_existing_port(ioc, sas_node,
- mpt3sas_phy);
- }
if (mpt3sas_phy->phy)
mpt3sas_phy->phy->negotiated_linkrate =
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