Re: [PATCH v6 03/13] arm64/kvm: consistently handle host HCR_EL2 flags

[Marc Zyngier]

On Fri, 07 Dec 2018 18:39:21 +0000,
Kristina Martsenko <kristina.martsenko@xxxxxxx> wrote:
> 
> From: Mark Rutland <mark.rutland@xxxxxxx>
> 
> In KVM we define the configuration of HCR_EL2 for a VHE HOST in
> HCR_HOST_VHE_FLAGS, but we don't have a similar definition for the
> non-VHE host flags, and open-code HCR_RW. Further, in head.S we
> open-code the flags for VHE and non-VHE configurations.
> 
> In future, we're going to want to configure more flags for the host, so
> lets add a HCR_HOST_NVHE_FLAGS defintion, and consistently use both
> HCR_HOST_VHE_FLAGS and HCR_HOST_NVHE_FLAGS in the kvm code and head.S.
> 
> We now use mov_q to generate the HCR_EL2 value, as we use when
> configuring other registers in head.S.
> 
> Signed-off-by: Mark Rutland <mark.rutland@xxxxxxx>
> Signed-off-by: Kristina Martsenko <kristina.martsenko@xxxxxxx>
> Reviewed-by: Christoffer Dall <christoffer.dall@xxxxxxx>
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Cc: kvmarm@xxxxxxxxxxxxxxxxxxxxx

Reviewed-by: Marc Zyngier <marc.zyngier@xxxxxxx>

	M.

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