From: christoffer.dall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: KVM: Force undefined exception for Guest SMC intructions
Date: Fri, 13 Dec 2013 11:16:44 -0800 [thread overview]
Message-ID: <20131213191644.GW2871@cbox> (raw)
In-Reply-To: <1386864747-29006-2-git-send-email-anup.patel@linaro.org>
On Thu, Dec 12, 2013 at 09:42:23PM +0530, Anup Patel wrote:
> The SMC-based PSCI emulation for Guest is going to be very different
> from the in-kernel HVC-based PSCI emulation hence for now just inject
> undefined exception when Guest executes SMC instruction.
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
>
> Signed-off-by: Anup Patel <anup.patel@linaro.org>
> Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar@linaro.org>
> ---
> arch/arm64/kvm/handle_exit.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c
> index 8da5606..df84d7b 100644
> --- a/arch/arm64/kvm/handle_exit.c
> +++ b/arch/arm64/kvm/handle_exit.c
> @@ -39,9 +39,6 @@ static int handle_hvc(struct kvm_vcpu *vcpu, struct kvm_run *run)
>
> static int handle_smc(struct kvm_vcpu *vcpu, struct kvm_run *run)
> {
> - if (kvm_psci_call(vcpu))
> - return 1;
> -
> kvm_inject_undefined(vcpu);
> return 1;
> }
> --
> 1.7.9.5
>
--
Christoffer
next prev parent reply other threads:[~2013-12-13 19:16 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-12 16:12 [PATCH RESEND] arm64: KVM: Add Kconfig option for max VCPUs per-Guest Anup Patel
2013-12-12 16:12 ` [PATCH] arm64: KVM: Force undefined exception for Guest SMC intructions Anup Patel
2013-12-13 17:36 ` Marc Zyngier
2013-12-13 19:16 ` Christoffer Dall [this message]
2013-12-12 16:12 ` [PATCH] KVM: Documentation: Fix typo for KVM_ARM_VCPU_INIT ioctl Anup Patel
2013-12-13 19:18 ` Christoffer Dall
2013-12-12 16:12 ` [PATCH v2 0/2] PSCI system off and reset for KVM ARM/ARM64 Anup Patel
2013-12-13 19:19 ` Christoffer Dall
2013-12-12 16:12 ` [PATCH v2 1/2] KVM: Add KVM_EXIT_SYSTEM_EVENT to user space API header Anup Patel
2013-12-13 19:22 ` Christoffer Dall
2013-12-12 16:12 ` [PATCH v2 2/2] ARM/ARM64: KVM: Forward PSCI SYSTEM_OFF and SYSTEM_RESET to user space Anup Patel
2013-12-13 20:08 ` Christoffer Dall
2013-12-14 13:24 ` Anup Patel
2013-12-14 19:28 ` Christoffer Dall
2013-12-13 17:35 ` [PATCH RESEND] arm64: KVM: Add Kconfig option for max VCPUs per-Guest Marc Zyngier
2013-12-13 19:17 ` Christoffer Dall
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