[PATCH x86 for review III] [19/29] x86: Enable NMI watchdog for AMD Family 0x10 CPUs

From: Andi Kleen
Date: Mon Feb 12 2007 - 11:57:06 EST



For i386/x86-64.

Straight forward -- just reuse the Family 0xf code.

Signed-off-by: Andi Kleen <ak@xxxxxxx>

---
arch/i386/kernel/nmi.c | 6 ++++--
arch/x86_64/kernel/nmi.c | 2 +-
2 files changed, 5 insertions(+), 3 deletions(-)

Index: linux/arch/i386/kernel/nmi.c
===================================================================
--- linux.orig/arch/i386/kernel/nmi.c
+++ linux/arch/i386/kernel/nmi.c
@@ -185,7 +185,8 @@ static __cpuinit inline int nmi_known_cp
{
switch (boot_cpu_data.x86_vendor) {
case X86_VENDOR_AMD:
- return ((boot_cpu_data.x86 == 15) || (boot_cpu_data.x86 == 6));
+ return ((boot_cpu_data.x86 == 15) || (boot_cpu_data.x86 == 6)
+ || (boot_cpu_data.x86 == 16));
case X86_VENDOR_INTEL:
if (cpu_has(&boot_cpu_data, X86_FEATURE_ARCH_PERFMON))
return 1;
@@ -817,7 +818,8 @@ void setup_apic_nmi_watchdog (void *unus
if (nmi_watchdog == NMI_LOCAL_APIC) {
switch (boot_cpu_data.x86_vendor) {
case X86_VENDOR_AMD:
- if (boot_cpu_data.x86 != 6 && boot_cpu_data.x86 != 15)
+ if (boot_cpu_data.x86 != 6 && boot_cpu_data.x86 != 15 &&
+ boot_cpu_data.x86 != 16)
return;
if (!setup_k7_watchdog())
return;
Index: linux/arch/x86_64/kernel/nmi.c
===================================================================
--- linux.orig/arch/x86_64/kernel/nmi.c
+++ linux/arch/x86_64/kernel/nmi.c
@@ -172,7 +172,7 @@ static __cpuinit inline int nmi_known_cp
{
switch (boot_cpu_data.x86_vendor) {
case X86_VENDOR_AMD:
- return boot_cpu_data.x86 == 15;
+ return boot_cpu_data.x86 == 15 || boot_cpu_data.x86 == 16;
case X86_VENDOR_INTEL:
if (cpu_has(&boot_cpu_data, X86_FEATURE_ARCH_PERFMON))
return 1;
-
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