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KVM: arm64: Correctly plumb ID_AA64PFR2_EL1 into pkvm idreg handling

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While we now compute ID_AA64PFR2_EL1 to a glorious 0, we never use
that data and instead return the 0 that corresponds to an allocated
idreg. Not a big deal, but we might as well be consistent.

Reviewed-by: Sascha Bischoff <sascha.bischoff@arm.com>
Fixes: 5aefaf11f9 ("KVM: arm64: gic: Hide GICv5 for protected guests")
Link: https://sashiko.dev/#/patchset/20260319154937.3619520-1-sascha.bischoff%40arm.com
Link: https://patch.msgid.link/20260401103611.357092-15-maz@kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2026-04-01 11:36:09 +01:00
parent 06c85b58e0
commit be46a408f3
1 changed files with 1 additions and 1 deletions
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arch/arm64/kvm/hyp/nvhe/sys_regs.c
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@ -439,7 +439,7 @@ static const struct sys_reg_desc pvm_sys_reg_descs[] = {
/* CRm=4 */
AARCH64(SYS_ID_AA64PFR0_EL1),
AARCH64(SYS_ID_AA64PFR1_EL1),
ID_UNALLOCATED(4,2),
AARCH64(SYS_ID_AA64PFR2_EL1),
ID_UNALLOCATED(4,3),
AARCH64(SYS_ID_AA64ZFR0_EL1),
ID_UNALLOCATED(4,5),