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KVM: arm64: nv: Sanitise CNTHCTL_EL2

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Inject some sanity in CNTHCTL_EL2, ensuring that we don't handle
more than we advertise to the guest.

Acked-by: Oliver Upton <oliver.upton@linux.dev>
Link: https://lore.kernel.org/r/20241217142321.763801-11-maz@kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier
2024-12-17 14:23:18 +00:00
parent 479428cc3d
commit d1e37a50e1
3 changed files with 18 additions and 1 deletions
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2
include/clocksource/arm_arch_timer.h
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@@ -26,6 +26,8 @@
#define CNTHCTL_EL1TVCT (1 << 14)
#define CNTHCTL_EL1NVPCT (1 << 15)
#define CNTHCTL_EL1NVVCT (1 << 16)
#define CNTHCTL_CNTVMASK (1 << 18)
#define CNTHCTL_CNTPMASK (1 << 19)
enum arch_timer_reg {
ARCH_TIMER_REG_CTRL,