xen/arm: acpi: Don't fail if SPCR table is absent
authorElliott Mitchell <ehem+xen@m5p.com>
Wed, 21 Oct 2020 22:12:53 +0000 (15:12 -0700)
committerHans van Kranenburg <hans@knorrie.org>
Thu, 2 Dec 2021 20:45:55 +0000 (20:45 +0000)
commit4346037a77a4d2df61db1ad8f9df504a3896bb2a
tree4f1807bed9e3b2337265192df6003f2bbbcb9c5b
parente93a04b638b838778b981141c02fd571f806b8ed
xen/arm: acpi: Don't fail if SPCR table is absent

Absence of a SPCR table likely means the console is a framebuffer.  In
such case acpi_iomem_deny_access() should NOT fail.

Signed-off-by: Elliott Mitchell <ehem+xen@m5p.com>
Acked-by: Julien Grall <jgrall@amazon.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
(cherry picked from commit 861f0c110976fa8879b7bf63d9478b6be83d4ab6)

Gbp-Pq: Name 0029-xen-arm-acpi-Don-t-fail-if-SPCR-table-is-absent.patch
xen/arch/arm/acpi/domain_build.c