Re: [PATCH v4.1] arm64: perf: Count EL2 events if the kernel is running in HYP

From: Will Deacon
Date: Fri Feb 19 2016 - 09:30:30 EST


On Wed, Feb 17, 2016 at 05:57:39PM +0000, Marc Zyngier wrote:
> When the kernel is running in HYP (with VHE), it is necessary to
> include EL2 events if the user requests counting kernel or
> hypervisor events.
>
> Reviewed-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
> Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
> ---
> arch/arm64/kernel/perf_event.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)

Acked-by: Will Deacon <will.deacon@xxxxxxx>

Will