[PATCH v4 20/21] KVM: arm64: Export SDEI capability
From: Gavin Shan <hidden>
Date: 2021-08-15 00:17:01
Also in:
kvmarm
Subsystem:
arm64 port (aarch64 architecture), kernel virtual machine (kvm), kernel virtual machine for arm64 (kvm/arm64), the rest · Maintainers:
Catalin Marinas, Will Deacon, Paolo Bonzini, Marc Zyngier, Oliver Upton, Linus Torvalds
The SDEI functionality is ready to be exported so far. This adds new capability (KVM_CAP_ARM_SDEI) and exports it. Signed-off-by: Gavin Shan <redacted> --- arch/arm64/kvm/arm.c | 3 +++ include/uapi/linux/kvm.h | 1 + 2 files changed, 4 insertions(+)
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 215cdbeb272a..7d9bbc888ae5 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c@@ -278,6 +278,9 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_ARM_PTRAUTH_GENERIC: r = system_has_full_ptr_auth(); break; + case KVM_CAP_ARM_SDEI: + r = 1; + break; default: r = 0; }
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 8cf41fd4bf86..2aa748fd89c7 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h@@ -1112,6 +1112,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_BINARY_STATS_FD 203 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 #define KVM_CAP_ARM_MTE 205 +#define KVM_CAP_ARM_SDEI 206 #ifdef KVM_CAP_IRQ_ROUTING
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2.23.0