2 files changed, 7 insertions, 0 deletions

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 24586682829..99221f9834e 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -6,6 +6,7 @@
 #include <asm/apic.h>
 
 #include <mach_apic.h>
+#include "../setup.h"
 #include "cpu.h"
 
 /*
@@ -308,6 +309,9 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
 
         if (cpu_has_xmm2)
                 set_cpu_cap(c, X86_FEATURE_MFENCE_RDTSC);
+
+        if (c->x86 == 0x10)
+                amd_enable_pci_ext_cfg(c);
 }
 
 static unsigned int __cpuinit amd_size_cache(struct cpuinfo_x86 *c, unsigned int size)
diff --git a/arch/x86/kernel/cpu/amd_64.c b/arch/x86/kernel/cpu/amd_64.c
index c815c2c0484..180097e9921 100644
--- a/arch/x86/kernel/cpu/amd_64.c
+++ b/arch/x86/kernel/cpu/amd_64.c
@@ -217,6 +217,9 @@ void __cpuinit init_amd(struct cpuinfo_x86 *c)
         if (c->x86 == 0x10)
                 fam10h_check_enable_mmcfg();
 
+        if (c->x86 == 0x10)
+                amd_enable_pci_ext_cfg(c);
+
         if (amd_apic_timer_broken())
                 disable_apic_timer = 1;