Commit 045981037b for qemu.org

commit 045981037b4668c06a63e88e1ec344e4370f14dc
Author: Osama Abdelkader <osama.abdelkader@gmail.com>
Date:   Mon Mar 23 09:51:01 2026 +0000

    whpx: arm: fix ID_AA64MMFR3_EL1 host feature register index

    IdAa64Mmfr3El1 was stored in idregs[ID_AA64MMFR2_EL1_IDX], overwriting
    MMFR2 and leaving MMFR3 never set. Use ID_AA64MMFR3_EL1_IDX so the host
    MMFR3 value is stored in the correct slot.

    Fixes: f7fa2b88084 ("whpx: arm64: implement -cpu host")
    Signed-off-by: Osama Abdelkader <osama.abdelkader@gmail.com>
    Reviewed-by: Mohamed Mediouni <mohamed@unpredictable.fr>
    Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
    Message-id: 20260314221529.47841-7-mohamed@unpredictable.fr
    Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c
index 8aa24f2adc..bbf0f6be96 100644
--- a/target/arm/whpx/whpx-all.c
+++ b/target/arm/whpx/whpx-all.c
@@ -684,7 +684,7 @@ static bool whpx_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf)
         { WHvArm64RegisterIdAa64Mmfr0El1, &ahcf->isar.idregs[ID_AA64MMFR0_EL1_IDX] },
         { WHvArm64RegisterIdAa64Mmfr1El1, &ahcf->isar.idregs[ID_AA64MMFR1_EL1_IDX] },
         { WHvArm64RegisterIdAa64Mmfr2El1, &ahcf->isar.idregs[ID_AA64MMFR2_EL1_IDX] },
-        { WHvArm64RegisterIdAa64Mmfr3El1, &ahcf->isar.idregs[ID_AA64MMFR2_EL1_IDX] }
+        { WHvArm64RegisterIdAa64Mmfr3El1, &ahcf->isar.idregs[ID_AA64MMFR3_EL1_IDX] }
     };

     int i;