From 249838b7660ac04a67bfb017364a7f01029370a0 Mon Sep 17 00:00:00 2001 From: Oliver Upton Date: Mon, 9 May 2022 16:25:59 +0000 Subject: [PATCH] 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 Reviewed-by: Fuad Tabba Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/20220509162559.2387784-3-oupton@google.com --- arch/arm64/kvm/hyp/nvhe/sys_regs.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index 33f5181..3f5d7bd 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); -- 2.7.4