From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932092AbeCCIEF (ORCPT ); Sat, 3 Mar 2018 03:04:05 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:5702 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751811AbeCCID7 (ORCPT ); Sat, 3 Mar 2018 03:03:59 -0500 From: Dongjiu Geng To: , , , , , , , , , , , , , , , , CC: , Subject: [PATCH v10 1/5] arm64: KVM: Prepare set virtual SEI syndrome value Date: Sun, 4 Mar 2018 00:09:36 +0800 Message-ID: <1520093380-42577-2-git-send-email-gengdongjiu@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1520093380-42577-1-git-send-email-gengdongjiu@huawei.com> References: <1520093380-42577-1-git-send-email-gengdongjiu@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.143.28.90] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Export one API to specify virtual SEI syndrome value for guest, and add a helper to get the VSESR_EL2 value. Signed-off-by: Dongjiu Geng --- arch/arm64/include/asm/kvm_emulate.h | 5 +++++ arch/arm64/include/asm/kvm_host.h | 2 ++ arch/arm64/kvm/inject_fault.c | 5 +++++ 3 files changed, 12 insertions(+) diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index 413dc82..3294885 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -71,6 +71,11 @@ static inline void vcpu_set_hcr(struct kvm_vcpu *vcpu, unsigned long hcr) vcpu->arch.hcr_el2 = hcr; } +static inline unsigned long vcpu_get_vsesr(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.vsesr_el2; +} + static inline void vcpu_set_vsesr(struct kvm_vcpu *vcpu, u64 vsesr) { vcpu->arch.vsesr_el2 = vsesr; diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index a73f63a..3dc49b7 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -354,6 +354,8 @@ void handle_exit_early(struct kvm_vcpu *vcpu, struct kvm_run *run, int kvm_perf_init(void); int kvm_perf_teardown(void); +void kvm_set_sei_esr(struct kvm_vcpu *vcpu, u64 syndrome); + struct kvm_vcpu *kvm_mpidr_to_vcpu(struct kvm *kvm, unsigned long mpidr); static inline void __cpu_init_hyp_mode(phys_addr_t pgd_ptr, diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c index 60666a0..78ecb28 100644 --- a/arch/arm64/kvm/inject_fault.c +++ b/arch/arm64/kvm/inject_fault.c @@ -186,3 +186,8 @@ void kvm_inject_vabt(struct kvm_vcpu *vcpu) { pend_guest_serror(vcpu, ESR_ELx_ISV); } + +void kvm_set_sei_esr(struct kvm_vcpu *vcpu, u64 syndrome) +{ + pend_guest_serror(vcpu, syndrome & ESR_ELx_ISS_MASK); +} -- 1.9.1