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(parent: 7c1dee7) | patch
x86/xen: Set default memory type for PV guests to WB
authorJuergen Gross <jgross@suse.com>
Thu, 15 Jun 2023 12:39:59 +0000 (14:39 +0200)
committerBorislav Petkov (AMD) <bp@alien8.de>
Fri, 16 Jun 2023 09:22:33 +0000 (11:22 +0200)
commit30d65d1b19850c9bc8c17dba8ebe9be5e0c17054
treea407091cb50a0038b232a88e7867313ab51ec5e8tree | snapshot
parent7c1dee734f3b8003429c40fb9186401485670dfdcommit | diff
x86/xen: Set default memory type for PV guests to WB

When running as an unprivileged PV guest under Xen (not dom0), the
default MTRR memory type should be write-back.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/20230615123959.12298-1-jgross@suse.com
arch/x86/xen/enlighten_pv.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git