diff options
| author | Fuad Tabba <tabba@google.com> | 2024-12-16 10:50:55 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2024-12-20 13:54:06 +0000 |
| commit | c5c1763596660fcd77a1190b3bd78bbe24bcfd6a (patch) | |
| tree | 598467b0c4e351d6f7977091395e00929cf4b48d /arch/arm64/include | |
| parent | 1eccad35c9268f1ad4be3d72d37167a58c0ac2db (diff) | |
KVM: arm64: Remove PtrAuth guest vcpu flag
The vcpu flag GUEST_HAS_PTRAUTH is always associated with the
vcpu PtrAuth features, which are defined per vm rather than per
vcpu.
Remove the flag, and replace it with checks for the features
instead.
Signed-off-by: Fuad Tabba <tabba@google.com>
Link: https://lore.kernel.org/r/20241216105057.579031-16-tabba@google.com
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/kvm_emulate.h | 5 | ||||
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 7 |
2 files changed, 3 insertions, 9 deletions
diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index 6602a4c091ac..406e99a452bf 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -691,9 +691,4 @@ static inline bool guest_hyp_sve_traps_enabled(const struct kvm_vcpu *vcpu) { return __guest_hyp_cptr_xen_trap_enabled(vcpu, ZEN); } - -static inline void kvm_vcpu_enable_ptrauth(struct kvm_vcpu *vcpu) -{ - vcpu_set_flag(vcpu, GUEST_HAS_PTRAUTH); -} #endif /* __ARM64_KVM_EMULATE_H__ */ diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index ba9536c3076d..86fb40d35051 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -866,10 +866,8 @@ struct kvm_vcpu_arch { #define GUEST_HAS_SVE __vcpu_single_flag(cflags, BIT(0)) /* SVE config completed */ #define VCPU_SVE_FINALIZED __vcpu_single_flag(cflags, BIT(1)) -/* PTRAUTH exposed to guest */ -#define GUEST_HAS_PTRAUTH __vcpu_single_flag(cflags, BIT(2)) /* KVM_ARM_VCPU_INIT completed */ -#define VCPU_INITIALIZED __vcpu_single_flag(cflags, BIT(3)) +#define VCPU_INITIALIZED __vcpu_single_flag(cflags, BIT(2)) /* Exception pending */ #define PENDING_EXCEPTION __vcpu_single_flag(iflags, BIT(0)) @@ -965,7 +963,8 @@ struct kvm_vcpu_arch { #define vcpu_has_ptrauth(vcpu) \ ((cpus_have_final_cap(ARM64_HAS_ADDRESS_AUTH) || \ cpus_have_final_cap(ARM64_HAS_GENERIC_AUTH)) && \ - vcpu_get_flag(vcpu, GUEST_HAS_PTRAUTH)) + (vcpu_has_feature(vcpu, KVM_ARM_VCPU_PTRAUTH_ADDRESS) || \ + vcpu_has_feature(vcpu, KVM_ARM_VCPU_PTRAUTH_GENERIC))) #else #define vcpu_has_ptrauth(vcpu) false #endif |