KVM: arm64: Add minimal handling for the ARMv8.7 PMU

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When running a KVM guest hosted on an ARMv8.7 machine, the host
kernel complains that it doesn't know about the architected number
of events.

Fix it by adding the PMUver code corresponding to PMUv3 for ARMv8.7.

Reviewed-by: Alexandru Elisei <alexandru.elisei@arm.com>
Tested-by: Alexandru Elisei <alexandru.elisei@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211126115533.217903-1-maz@kernel.org

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Marc Zyngier 2021-11-26 11:36:43 +00:00

parent d58071a8a7

commit 00e228b315

2 changed files with 2 additions and 0 deletions

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arch/arm64/include/asm/sysreg.h

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1

arch/arm64/kvm/pmu-emul.c

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