KVM: arm64: nv: Reload PMU events upon MDCR_EL2.HPME change

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MDCR_EL2.HPME is the 'global' enable bit for event counters reserved for
EL2. Give the PMU a kick when it's changed to ensure events are
reprogrammed before returning to the guest.

Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20241217175550.3658212-1-oliver.upton@linux.dev
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

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Oliver Upton 2024-12-17 09:55:50 -08:00

parent adf8623b3f

commit d3ba35b69e

1 changed files with 21 additions and 1 deletions

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arch/arm64/kvm/sys_regs.c

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