This is a note to let you know that I've just added the patch titled
Revert "[SCSI] mpt2sas: Remove phys on topology change."
to the 3.18-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
revert-mpt2sas-remove-phys-on-topology-change.patch
and it can be found in the queue-3.18 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 81a89c2d891b78695aa7e4cc0d5a7427785ae078 Mon Sep 17 00:00:00 2001
From: Sreekanth Reddy <[email protected]>
Date: Tue, 2 Dec 2014 20:58:46 +0530
Subject: Revert "[SCSI] mpt2sas: Remove phys on topology change."
From: Sreekanth Reddy <[email protected]>
commit 81a89c2d891b78695aa7e4cc0d5a7427785ae078 upstream.
This reverts commit 3520f9c779bed098ca76dd3fb6377264301d57ed
("mpt2sas: Remove phys on topology change")
Reverting the previous mpt2sas 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.
Signed-off-by: Sreekanth Reddy <[email protected]>
Reviewed-by: Tomas Henzl <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/scsi/mpt2sas/mpt2sas_transport.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/scsi/mpt2sas/mpt2sas_transport.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c
@@ -1006,12 +1006,9 @@ mpt2sas_transport_update_links(struct MP
&mpt2sas_phy->remote_identify);
_transport_add_phy_to_an_existing_port(ioc, sas_node,
mpt2sas_phy, mpt2sas_phy->remote_identify.sas_address);
- } else {
+ } else
memset(&mpt2sas_phy->remote_identify, 0 , sizeof(struct
sas_identify));
- _transport_del_phy_from_an_existing_port(ioc, sas_node,
- mpt2sas_phy);
- }
if (mpt2sas_phy->phy)
mpt2sas_phy->phy->negotiated_linkrate =
Patches currently in stable-queue which might be from
[email protected] are
queue-3.18/revert-mpt2sas-remove-phys-on-topology-change.patch
queue-3.18/revert-mpt3sas-remove-phys-on-topology-change.patch
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