diff options
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 8 | ||||
| -rw-r--r-- | arch/arm64/include/asm/kvm_hyp.h | 1 | ||||
| -rw-r--r-- | arch/arm64/include/asm/kvm_mmu.h | 3 |
3 files changed, 7 insertions, 5 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index a49042bfa801..cb5ef7e6c2fe 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -1112,7 +1112,8 @@ struct kvm_vcpu_arch { #define IN_NESTED_ERET __vcpu_single_flag(sflags, BIT(7)) /* SError pending for nested guest */ #define NESTED_SERROR_PENDING __vcpu_single_flag(sflags, BIT(8)) - +/* KVM is currently emulating an L2 to L1 exception */ +#define IN_NESTED_EXCEPTION __vcpu_single_flag(sflags, BIT(9)) /* Pointer to the vcpu's SVE FFR for sve_{save,load}_state() */ #define vcpu_sve_pffr(vcpu) (kern_hyp_va((vcpu)->arch.sve_state) + \ @@ -1273,13 +1274,14 @@ void kvm_arm_resume_guest(struct kvm *kvm); #define vcpu_has_run_once(vcpu) (!!READ_ONCE((vcpu)->pid)) #ifndef __KVM_NVHE_HYPERVISOR__ -#define kvm_call_hyp_nvhe(f, ...) \ +#define kvm_call_hyp_nvhe(f, ...) \ ({ \ struct arm_smccc_res res; \ \ arm_smccc_1_1_hvc(KVM_HOST_SMCCC_FUNC(f), \ ##__VA_ARGS__, &res); \ - WARN_ON(res.a0 != SMCCC_RET_SUCCESS); \ + if (WARN_ON(res.a0 != SMCCC_RET_SUCCESS)) \ + res.a1 = -EOPNOTSUPP; \ \ res.a1; \ }) diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index 8d06b62e7188..e9b2b0c40ec6 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -157,5 +157,6 @@ extern unsigned long kvm_nvhe_sym(__icache_flags); extern unsigned int kvm_nvhe_sym(kvm_arm_vmid_bits); extern unsigned int kvm_nvhe_sym(kvm_host_sve_max_vl); extern unsigned long kvm_nvhe_sym(hyp_nr_cpus); +extern unsigned int kvm_nvhe_sym(hyp_gicv3_nr_lr); #endif /* __ARM64_KVM_HYP_H__ */ diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h index 01e9c72d6aa7..6eae7e7e2a68 100644 --- a/arch/arm64/include/asm/kvm_mmu.h +++ b/arch/arm64/include/asm/kvm_mmu.h @@ -318,8 +318,7 @@ static __always_inline u64 kvm_get_vttbr(struct kvm_s2_mmu *mmu) * Must be called from hyp code running at EL2 with an updated VTTBR * and interrupts disabled. */ -static __always_inline void __load_stage2(struct kvm_s2_mmu *mmu, - struct kvm_arch *arch) +static __always_inline void __load_stage2(struct kvm_s2_mmu *mmu) { write_sysreg(mmu->vtcr, vtcr_el2); write_sysreg(kvm_get_vttbr(mmu), vttbr_el2); |