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authorFelix Blyakher <felixb@sgi.com>2009-02-03 10:38:41 -0600
committerFelix Blyakher <felixb@sgi.com>2009-02-03 10:38:41 -0600
commit6d2160bfe7826aca1c94b4bca77093908a452ae7 (patch)
tree8153fcd8a7c467e5de136f312e8ef5b27bea9d6b /arch/x86/kernel/apic.c
parentf0e0059b9c18426cffdcc04161062251a8f9741e (diff)
parentb1792e367053968f2ddb48bc911d314143ce6242 (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'arch/x86/kernel/apic.c')
-rw-r--r--arch/x86/kernel/apic.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c
index 0f830e4f567..4b6df2469fe 100644
--- a/arch/x86/kernel/apic.c
+++ b/arch/x86/kernel/apic.c
@@ -895,6 +895,10 @@ void disable_local_APIC(void)
{
unsigned int value;
+ /* APIC hasn't been mapped yet */
+ if (!apic_phys)
+ return;
+
clear_local_APIC();
/*
@@ -1833,6 +1837,11 @@ void __cpuinit generic_processor_info(int apicid, int version)
num_processors++;
cpu = cpumask_next_zero(-1, cpu_present_mask);
+ if (version != apic_version[boot_cpu_physical_apicid])
+ WARN_ONCE(1,
+ "ACPI: apic version mismatch, bootcpu: %x cpu %d: %x\n",
+ apic_version[boot_cpu_physical_apicid], cpu, version);
+
physid_set(apicid, phys_cpu_present_map);
if (apicid == boot_cpu_physical_apicid) {
/*