virt inclusion category:bugfix bugzilla:https://atomgit.com/openeuler/kernel/issues/8756 CVE:NA ----------------------------------------------------------- Use the IMPLEMENTOR field of the MIDR register instead of cpu_type to determine whether IPIv is supported. Signed-off-by:Li Qiqi <liqiqi23@huawei.com> --- arch/arm64/kvm/hisilicon/hisi_virt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kvm/hisilicon/hisi_virt.c b/arch/arm64/kvm/hisilicon/hisi_virt.c index 0da705119efc..a0a9748f1bec 100644 --- a/arch/arm64/kvm/hisilicon/hisi_virt.c +++ b/arch/arm64/kvm/hisilicon/hisi_virt.c @@ -171,7 +171,7 @@ early_param("kvm-arm.ipiv_enabled", early_ipiv_enable); bool hisi_ipiv_supported(void) { - if (cpu_type != HI_IP12) + if (read_cpuid_implementor() != ARM_CPU_IMP_HISI) return false; /* Determine whether IPIV is supported by the hardware */ -- 2.43.0