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Commit 2311ce4d authored by Sreekanth Reddy's avatar Sreekanth Reddy Committed by Christoph Hellwig
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Revert "[SCSI] mpt3sas: Remove phys on topology change" 



This reverts commit 963ba22b
("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: default avatarSreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Reviewed-by: default avatarTomas Henzl <thenzl@redhat.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 81a89c2d

drivers/scsi/mpt3sas/mpt3sas_transport.c

+1 −4
Original line number Diff line number Diff line
@@ -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 =