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| author | Oliver Upton <oupton@google.com> | 2022-05-09 16:25:59 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2022-05-10 10:58:43 +0100 |
| commit | 249838b7660ac04a67bfb017364a7f01029370a0 (patch) | |
| tree | 053fe00398b0372016450cd8d5643cd7fd9604c1 | |
| parent | 4d2e469e163ec79340b2f42c2a07838b5ff30686 (diff) | |
| download | linux-249838b7660ac04a67bfb017364a7f01029370a0.tar.bz2 | |
KVM: arm64: pkvm: Don't mask already zeroed FEAT_SVE
FEAT_SVE is already masked by the fixed configuration for
ID_AA64PFR0_EL1; don't try and mask it at runtime.
No functional change intended.
Signed-off-by: Oliver Upton <oupton@google.com>
Reviewed-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220509162559.2387784-3-oupton@google.com
| -rw-r--r-- | arch/arm64/kvm/hyp/nvhe/sys_regs.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index 33f5181af330..3f5d7bd171c5 100644 --- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c +++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c @@ -90,9 +90,6 @@ static u64 get_pvm_id_aa64pfr0(const struct kvm_vcpu *vcpu) u64 set_mask = 0; u64 allow_mask = PVM_ID_AA64PFR0_ALLOW; - if (!vcpu_has_sve(vcpu)) - allow_mask &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_SVE); - set_mask |= get_restricted_features_unsigned(id_aa64pfr0_el1_sys_val, PVM_ID_AA64PFR0_RESTRICT_UNSIGNED); |