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(parent: 86bcde3) | patch
iommu/amd: Restore GA log/tail pointer on host resume
authorMaxim Levitsky <mlevitsk@redhat.com>
Tue, 23 Nov 2021 16:10:34 +0000 (18:10 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Jan 2022 10:04:13 +0000 (11:04 +0100)
commitfd77922c94e4dd16b4bcf1a0fcd52eb928bf75b9
tree26aeacd6687d01eab342050705b0fdf04b2f2e79tree | snapshot
parent86bcde384570b22c5633160d4a735ba01ff61181commit | diff
iommu/amd: Restore GA log/tail pointer on host resume

[ Upstream commit a8d4a37d1bb93608501d0d0545f902061152669a ]

This will give IOMMU GA log a chance to work after resume
from s3/s4.

Fixes: 8bda0cfbdc1a6 ("iommu/amd: Detect and initialize guest vAPIC log")
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Link: https://lore.kernel.org/r/20211123161038.48009-2-mlevitsk@redhat.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/iommu/amd/init.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git