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authorIngo Molnar <mingo@elte.hu>2009-06-17 12:52:15 +0200
committerIngo Molnar <mingo@elte.hu>2009-06-17 12:56:49 +0200
commiteadb8a091b27a840de7450f84ecff5ef13476424 (patch)
tree58c3782d40def63baa8167f3d31e3048cb4c7660 /arch/x86/kernel/cpu/amd.c
parenthw-breakpoints: fix undeclared ksym_tracer_mutex (diff)
parentMerge branch 'next-i2c' of git://aeryn.fluff.org.uk/bjdooks/linux (diff)
downloadlinux-eadb8a091b27a840de7450f84ecff5ef13476424.tar.xz
linux-eadb8a091b27a840de7450f84ecff5ef13476424.zip
Merge branch 'linus' into tracing/hw-breakpoints
Conflicts: arch/x86/Kconfig arch/x86/kernel/traps.c arch/x86/power/cpu.c arch/x86/power/cpu_32.c kernel/Makefile Semantic conflict: arch/x86/kernel/hw_breakpoint.c Merge reason: Resolve the conflicts, move from put_cpu_no_sched() to put_cpu() in arch/x86/kernel/hw_breakpoint.c. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/amd.c')
-rw-r--r--arch/x86/kernel/cpu/amd.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 7e4a459daa64..e5b27d8f1b47 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -6,6 +6,7 @@
#include <asm/processor.h>
#include <asm/apic.h>
#include <asm/cpu.h>
+#include <asm/pci-direct.h>
#ifdef CONFIG_X86_64
# include <asm/numa_64.h>
@@ -272,7 +273,7 @@ static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c)
#if defined(CONFIG_NUMA) && defined(CONFIG_X86_64)
int cpu = smp_processor_id();
int node;
- unsigned apicid = hard_smp_processor_id();
+ unsigned apicid = cpu_has_apic ? hard_smp_processor_id() : c->apicid;
node = c->phys_proc_id;
if (apicid_to_node[apicid] != NUMA_NO_NODE)
@@ -351,6 +352,15 @@ static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
(c->x86_model == 8 && c->x86_mask >= 8))
set_cpu_cap(c, X86_FEATURE_K6_MTRR);
#endif
+#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_PCI)
+ /* check CPU config space for extended APIC ID */
+ if (c->x86 >= 0xf) {
+ unsigned int val;
+ val = read_pci_config(0, 24, 0, 0x68);
+ if ((val & ((1 << 17) | (1 << 18))) == ((1 << 17) | (1 << 18)))
+ set_cpu_cap(c, X86_FEATURE_EXTD_APICID);
+ }
+#endif
}
static void __cpuinit init_amd(struct cpuinfo_x86 *c)