From: Dongjiu Geng <gengdongjiu@huawei.com>
To: <rkrcmar@redhat.com>, <corbet@lwn.net>,
<christoffer.dall@linaro.org>, <marc.zyngier@arm.com>,
<james.morse@arm.com>, <linux@armlinux.org.uk>,
<catalin.marinas@arm.com>, <rjw@rjwysocki.net>, <bp@alien8.de>,
<lenb@kernel.org>, <kvm@vger.kernel.org>,
<linux-doc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<kvmarm@lists.cs.columbia.edu>, <linux-acpi@vger.kernel.org>,
<devel@acpica.org>
Cc: <gengdongjiu@huawei.com>, <huangshaoyu@huawei.com>
Subject: [PATCH v10 1/5] arm64: KVM: Prepare set virtual SEI syndrome value
Date: Sun, 4 Mar 2018 00:09:36 +0800 [thread overview]
Message-ID: <1520093380-42577-2-git-send-email-gengdongjiu@huawei.com> (raw)
In-Reply-To: <1520093380-42577-1-git-send-email-gengdongjiu@huawei.com>
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 <gengdongjiu@huawei.com>
---
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
next prev parent reply other threads:[~2018-03-03 8:04 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-03 16:09 [PATCH v10 0/5] set VSESR_EL2 by user space and support NOTIFY_SEI notification Dongjiu Geng
2018-03-03 16:09 ` Dongjiu Geng [this message]
2018-03-15 20:37 ` [PATCH v10 1/5] arm64: KVM: Prepare set virtual SEI syndrome value James Morse
2018-03-16 7:58 ` gengdongjiu
2018-03-03 16:09 ` [PATCH v10 2/5] arm64: KVM: export the capability to set guest SError syndrome Dongjiu Geng
2018-03-15 20:39 ` James Morse
2018-03-03 16:09 ` [PATCH v10 3/5] arm/arm64: KVM: Introduce set and get per-vcpu event Dongjiu Geng
2018-03-15 20:38 ` James Morse
2018-03-03 16:09 ` [PATCH v10 4/5] ACPI / APEI: Add SEI notification type support for ARMv8 Dongjiu Geng
2018-03-03 16:09 ` [PATCH v10 5/5] arm64: handle NOTIFY_SEI notification by the APEI driver Dongjiu Geng
2018-03-18 5:17 [PATCH v10 1/5] arm64: KVM: Prepare set virtual SEI syndrome value gengdongjiu
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