Re: [PATCH] KVM: arm/arm64: Fix up includes for trace.h

[Marc Zyngier <maz@kernel.org>]

On 2020-02-05 13:41, Jeremy Cline wrote:
> Fedora kernel builds on armv7hl began failing recently because
> kvm_arm_exception_type and kvm_arm_exception_class were undeclared in
> trace.h. Add the missing include.
> 
> Signed-off-by: Jeremy Cline <jcline@redhat.com>
> ---
> 
> I've not dug very deeply into what exactly changed between commit
> b3a608222336 (the last build that succeeded) and commit 14cd0bd04907,
> but my guess was commit 0e20f5e25556 ("KVM: arm/arm64: Cleanup MMIO
> handling").
> 
> Fedora's build config is available at
> https://src.fedoraproject.org/rpms/kernel/blob/master/f/kernel-armv7hl-fedora.config

This config doesn't have KVM enabled.

> 
>  virt/kvm/arm/trace.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/virt/kvm/arm/trace.h b/virt/kvm/arm/trace.h
> index 204d210d01c2..cc94ccc68821 100644
> --- a/virt/kvm/arm/trace.h
> +++ b/virt/kvm/arm/trace.h
> @@ -4,6 +4,7 @@
> 
>  #include <kvm/arm_arch_timer.h>
>  #include <linux/tracepoint.h>
> +#include <asm/kvm_arm.h>
> 
>  #undef TRACE_SYSTEM
>  #define TRACE_SYSTEM kvm

After enabling KVM in the above config (which requires LPAE), I've 
managed to reproduce
the problem.

Fix now queued, thanks.

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