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KVM: arm64: nv: Expose FEAT_EVT to nested guests
author
Marc Zyngier
<maz@kernel.org>
Tue, 15 Aug 2023 18:38:50 +0000
(19:38 +0100)
committer
Marc Zyngier
<maz@kernel.org>
Thu, 17 Aug 2023 09:00:27 +0000
(10:00 +0100)
Now that we properly implement FEAT_EVT (as we correctly forward
traps), expose it to guests.
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Jing Zhang <jingzhangos@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link:
https://lore.kernel.org/r/20230815183903.2735724-17-maz@kernel.org
arch/arm64/kvm/nested.c
patch
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diff --git
a/arch/arm64/kvm/nested.c
b/arch/arm64/kvm/nested.c
index
315354d
..
7f80f38
100644
(file)
--- a/
arch/arm64/kvm/nested.c
+++ b/
arch/arm64/kvm/nested.c
@@
-124,8
+124,7
@@
void access_nested_id_reg(struct kvm_vcpu *v, struct sys_reg_params *p,
break;
case SYS_ID_AA64MMFR2_EL1:
- val &= ~(NV_FTR(MMFR2, EVT) |
- NV_FTR(MMFR2, BBM) |
+ val &= ~(NV_FTR(MMFR2, BBM) |
NV_FTR(MMFR2, TTL) |
GENMASK_ULL(47, 44) |
NV_FTR(MMFR2, ST) |