diff options
Diffstat (limited to 'arch/arm64/include/asm/kvm_host.h')
-rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 98658f7dad68..5475cc4df35c 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -23,7 +23,6 @@ #define __ARM64_KVM_HOST_H__ #include <linux/bitmap.h> -#include <linux/errno.h> #include <linux/types.h> #include <linux/jump_label.h> #include <linux/kvm_types.h> @@ -50,6 +49,7 @@ #define KVM_MAX_VCPUS VGIC_V3_MAX_CPUS +/* Will be incremented when KVM_ARM_VCPU_SVE is fully implemented: */ #define KVM_VCPU_MAX_FEATURES 4 #define KVM_REQ_SLEEP \ @@ -59,10 +59,12 @@ DECLARE_STATIC_KEY_FALSE(userspace_irqchip_in_use); -static inline int kvm_arm_init_arch_resources(void) { return 0; } +extern unsigned int kvm_sve_max_vl; +int kvm_arm_init_arch_resources(void); int __attribute_const__ kvm_target_cpu(void); int kvm_reset_vcpu(struct kvm_vcpu *vcpu); +void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu); int kvm_arch_vm_ioctl_check_extension(struct kvm *kvm, long ext); void __extended_idmap_trampoline(phys_addr_t boot_pgd, phys_addr_t idmap_start); @@ -353,6 +355,7 @@ struct kvm_vcpu_arch { #define KVM_ARM64_HOST_SVE_IN_USE (1 << 3) /* backup for host TIF_SVE */ #define KVM_ARM64_HOST_SVE_ENABLED (1 << 4) /* SVE enabled for EL0 */ #define KVM_ARM64_GUEST_HAS_SVE (1 << 5) /* SVE exposed to guest */ +#define KVM_ARM64_VCPU_SVE_FINALIZED (1 << 6) /* SVE config completed */ #define vcpu_has_sve(vcpu) (system_supports_sve() && \ ((vcpu)->arch.flags & KVM_ARM64_GUEST_HAS_SVE)) @@ -525,7 +528,6 @@ static inline bool kvm_arch_requires_vhe(void) static inline void kvm_arch_hardware_unsetup(void) {} static inline void kvm_arch_sync_events(struct kvm *kvm) {} -static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {} static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {} static inline void kvm_arch_vcpu_block_finish(struct kvm_vcpu *vcpu) {} @@ -626,7 +628,10 @@ void kvm_arch_free_vm(struct kvm *kvm); int kvm_arm_setup_stage2(struct kvm *kvm, unsigned long type); -#define kvm_arm_vcpu_finalize(vcpu, what) (-EINVAL) -#define kvm_arm_vcpu_is_finalized(vcpu) true +int kvm_arm_vcpu_finalize(struct kvm_vcpu *vcpu, int what); +bool kvm_arm_vcpu_is_finalized(struct kvm_vcpu *vcpu); + +#define kvm_arm_vcpu_sve_finalized(vcpu) \ + ((vcpu)->arch.flags & KVM_ARM64_VCPU_SVE_FINALIZED) #endif /* __ARM64_KVM_HOST_H__ */ |