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-rw-r--r--arch/x86/kernel/amd_nb.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index 62cd2af806b4..eda11832b6e6 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -544,6 +544,10 @@ static __init void fix_erratum_688(void)
static __init int init_amd_nbs(void)
{
+ if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD &&
+ boot_cpu_data.x86_vendor != X86_VENDOR_HYGON)
+ return 0;
+
amd_cache_northbridges();
amd_cache_gart();