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Updates to reset RCU watchdogs after a LPM

Mamatha Inamdar requested to merge mainamdar/centos-stream-9:bz2192569 into main

Description: Updates to reset RCU watchdogs after a LPM

Bugzilla: https://bugzilla.redhat.com/2192569

Build Info: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=52385428

Tested: Verified Brew build test kernel RPMs and confirmed issue is resovled

Signed-off-by: Mamatha Inamdar minamdar@redhat.com

commit 9b574cfab7d4e68c67c4ee4fcde912ef54a25b88 Author: Laurent Dufour ldufour@linux.ibm.com Date: Fri Nov 25 18:32:04 2022 +0100

powerpc/pseries: reset the RCU watchdogs after a LPM

The RCU watchdog timer should be reset when restarting the CPU after a
Live Partition Mobility operation.

Signed-off-by: Laurent Dufour <ldufour@linux.ibm.com>
Acked-by: Nicholas Piggin <npiggin@gmail.com>
[mpe: Combine comments into a single comment block]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221125173204.15329-1-ldufour@linux.ibm.com

Signed-off-by: Mamatha Inamdar minamdar@redhat.com

Edited by Mamatha Inamdar

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