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KVM: arm64: Populate PAR_EL1 with 52bit addresses

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Expand the output address populated in PAR_EL1 to 52bit addresses.

Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2025-07-27 19:47:00 +01:00
parent c0cc438046
commit dd82412c2b
1 changed files with 2 additions and 2 deletions
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4
arch/arm64/kvm/at.c
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@ -844,7 +844,7 @@ static u64 compute_par_s1(struct kvm_vcpu *vcpu, struct s1_walk_info *wi,
} else if (wr->level == S1_MMU_DISABLED) {
/* MMU off or HCR_EL2.DC == 1 */
par = SYS_PAR_EL1_NSE;
par |= wr->pa & GENMASK_ULL(47, 12);
par |= wr->pa & SYS_PAR_EL1_PA;
if (wi->regime == TR_EL10 &&
(__vcpu_sys_reg(vcpu, HCR_EL2) & HCR_DC)) {
@ -877,7 +877,7 @@ static u64 compute_par_s1(struct kvm_vcpu *vcpu, struct s1_walk_info *wi,
mair = MEMATTR(NC, NC);
par |= FIELD_PREP(SYS_PAR_EL1_ATTR, mair);
par |= wr->pa & GENMASK_ULL(47, 12);
par |= wr->pa & SYS_PAR_EL1_PA;
sh = compute_s1_sh(wi, wr, mair);
par |= FIELD_PREP(SYS_PAR_EL1_SH, sh);