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(parent: f32c053) | patch
arm64: mops: don't disable host MOPS instructions from EL2
authorKristina Martsenko <kristina.martsenko@arm.com>
Tue, 9 May 2023 14:22:29 +0000 (15:22 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Mon, 5 Jun 2023 16:05:31 +0000 (17:05 +0100)
commitb1319c0e955933eae918a8a95c5361378ca86968
tree5cb8845e718eeccec9aa599e77a87962035eea03tree | snapshot
parentf32c053b9806e42209d40e9ce7ed6f7f8be3be3bcommit | diff
arm64: mops: don't disable host MOPS instructions from EL2

To allow nVHE host EL0 and EL1 to use FEAT_MOPS instructions, configure
EL2 to not cause these instructions to be treated as UNDEFINED. A VHE
host is unaffected by this control.

Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Kristina Martsenko <kristina.martsenko@arm.com>
Link: https://lore.kernel.org/r/20230509142235.3284028-6-kristina.martsenko@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/kvm_arm.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git