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| author | Marc Zyngier <maz@kernel.org> | 2020-09-30 14:05:35 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-09-30 14:05:35 +0100 |
| commit | 14ef9d04928b61d699fd0dd858b14b5d8150113e (patch) | |
| tree | 267d772b7068f7d0da04cf421286c65f2599f472 /arch/arm64/kvm/hyp/include/hyp/switch.h | |
| parent | 2e02cbb236d6ac12e04629f94b7032a94f968165 (diff) | |
| parent | 816c347f3a48fb15370b23664760ea61286fea05 (diff) | |
Merge branch 'kvm-arm64/hyp-pcpu' into kvmarm-master/next
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/kvm/hyp/include/hyp/switch.h')
| -rw-r--r-- | arch/arm64/kvm/hyp/include/hyp/switch.h | 35 |
1 files changed, 1 insertions, 34 deletions
diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h index 4536b50ddc06..eeac62b685a9 100644 --- a/arch/arm64/kvm/hyp/include/hyp/switch.h +++ b/arch/arm64/kvm/hyp/include/hyp/switch.h @@ -383,7 +383,7 @@ static inline bool __hyp_handle_ptrauth(struct kvm_vcpu *vcpu) !esr_is_ptrauth_trap(kvm_vcpu_get_esr(vcpu))) return false; - ctxt = __hyp_this_cpu_ptr(kvm_hyp_ctxt); + ctxt = this_cpu_ptr(&kvm_hyp_ctxt); __ptrauth_save_key(ctxt, APIA); __ptrauth_save_key(ctxt, APIB); __ptrauth_save_key(ctxt, APDA); @@ -476,39 +476,6 @@ exit: return false; } -static inline bool __needs_ssbd_off(struct kvm_vcpu *vcpu) -{ - if (!cpus_have_final_cap(ARM64_SSBD)) - return false; - - return !(vcpu->arch.workaround_flags & VCPU_WORKAROUND_2_FLAG); -} - -static inline void __set_guest_arch_workaround_state(struct kvm_vcpu *vcpu) -{ -#ifdef CONFIG_ARM64_SSBD - /* - * The host runs with the workaround always present. If the - * guest wants it disabled, so be it... - */ - if (__needs_ssbd_off(vcpu) && - __hyp_this_cpu_read(arm64_ssbd_callback_required)) - arm_smccc_1_1_smc(ARM_SMCCC_ARCH_WORKAROUND_2, 0, NULL); -#endif -} - -static inline void __set_host_arch_workaround_state(struct kvm_vcpu *vcpu) -{ -#ifdef CONFIG_ARM64_SSBD - /* - * If the guest has disabled the workaround, bring it back on. - */ - if (__needs_ssbd_off(vcpu) && - __hyp_this_cpu_read(arm64_ssbd_callback_required)) - arm_smccc_1_1_smc(ARM_SMCCC_ARCH_WORKAROUND_2, 1, NULL); -#endif -} - static inline void __kvm_unexpected_el2_exception(void) { extern char __guest_exit_panic[]; |