linux-kernel - Re: [PATCH RFC for-next 1/1] arm64: sve: Fix some compile errors about sve_cond_update_zcr

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Message-Id: <161718535763.4004332.2029416282173355832.b4-ty@kernel.org>
Date:   Wed, 31 Mar 2021 11:09:50 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     will@...nel.org, Xiaofei Tan <tanxiaofei@...wei.com>,
        Dave.Martin@....com, catalin.marinas@....com, broonie@...nel.org,
        julien.grall@....com
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linuxarm@...neuler.org
Subject: Re: [PATCH RFC for-next 1/1] arm64: sve: Fix some compile errors about sve_cond_update_zcr_vq

On Wed, 31 Mar 2021 17:44:39 +0800, Xiaofei Tan wrote:
> There are some compile errors of ARM64 KVM when ARM64_SVE is not
> selected, in the locations of sve_cond_update_zcr_vq used.
> One error log is as following:
> 
>   CC      arch/arm64/kvm/sys_regs.o
> In file included from arch/arm64/kvm/hyp/vhe/switch.c:8:0:
> ./arch/arm64/kvm/hyp/include/hyp/switch.h: In function ‘__hyp_sve_restore_guest’:
> ./arch/arm64/kvm/hyp/include/hyp/switch.h:220:2: error: implicit declaration of
> function ‘sve_cond_update_zcr_vq’; did you mean
> ‘kvm_pmu_update_run’? [-Werror=implicit-function-declaration]
>   sve_cond_update_zcr_vq(vcpu_sve_max_vq(vcpu) - 1, SYS_ZCR_EL2);
>   ^~~~~~~~~~~~~~~~~~~~~~
>   kvm_pmu_update_run
> 
> [...]

Applied to kvm-arm64/nvhe-sve, thanks!

[1/1] arm64: sve: Fix some compile errors about sve_cond_update_zcr_vq
      commit: a9f8696d4be5228de9d1d4f0e9f027b64d77dab6

Cheers,

	M.
-- 
Without deviation from the norm, progress is not possible.