Subject: [PATCH v8 17/20] KVM: ARM64: Add PMU overflow interrupt routing

From: [email-masked] (Marc Zyngier)
Date: Thu, 7 Jan 2016 13:28:27 +0000

On Tue, 22 Dec 2015 16:08:12 +0800
Shannon Zhao <[email-masked]> wrote:

> From: Shannon Zhao <[email-masked]>
> 
> When calling perf_event_create_kernel_counter to create perf_event,
> assign a overflow handler. Then when the perf event overflows, set the
> corresponding bit of guest PMOVSSET register. If this counter is enabled
> and its interrupt is enabled as well, kick the vcpu to sync the
> interrupt.
> 
> On VM entry, if there is counter overflowed, inject the interrupt with
> the level set to 1. Otherwise, inject the interrupt with the level set
> to 0.
> 
> Signed-off-by: Shannon Zhao <[email-masked]>

Reviewed-by: Marc Zyngier <[email-masked]>

	M.
-- 
Jazz is not dead. It just smells funny.