KVM: arm64: Add helpers to determine if PMC counts at a given EL

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Checking the exception level filters for a PMC is a minor annoyance to
open code. Add helpers to check if an event counts at EL0 and EL1, which
will prove useful in a subsequent change.

Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20241025182354.3364124-15-oliver.upton@linux.dev
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

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Oliver Upton 2024-10-25 18:23:49 +00:00

parent 9a1c58cfef

commit 9d15f8290a

1 changed files with 28 additions and 12 deletions

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arch/arm64/kvm/pmu-emul.c

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