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KVM: arm64: Use the appropriate feature trap register when activating traps

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Instead of writing directly to cptr_el2, use the helper that
selects which feature trap register to write to based on the KVM
mode.

Fixes: 75c76ab5a6 ("KVM: arm64: Rework CPTR_EL2 programming for HVHE configuration")
Signed-off-by: Fuad Tabba <tabba@google.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230724123829.2929609-7-tabba@google.com
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
This commit is contained in:
Fuad Tabba
2023-07-24 13:38:27 +01:00
committed by Oliver Upton
parent 90ae31c65d
commit a9626099a5
1 changed files with 1 additions and 1 deletions
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arch/arm64/kvm/hyp/nvhe/switch.c
+1 -1
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@@ -63,7 +63,7 @@ static void __activate_traps(struct kvm_vcpu *vcpu)
__activate_traps_fpsimd32(vcpu);
}
write_sysreg(val, cptr_el2);
kvm_write_cptr_el2(val);
write_sysreg(__this_cpu_read(kvm_hyp_vector), vbar_el2);
if (cpus_have_final_cap(ARM64_WORKAROUND_SPECULATIVE_AT)) {