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authorSheng Yang <sheng@linux.intel.com>2010-12-21 09:18:48 +0300
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2011-01-07 18:03:49 +0300
commit2904ed8dd5a748c52caf4d8b09d3d9834b5932fa (patch)
tree93ebbdf8f44fd43519514b348d5e447113628351 /arch/x86/kernel
parentcf7d7e5a1980d1116ee152d25dac382b112b9c17 (diff)
downloadlinux-2904ed8dd5a748c52caf4d8b09d3d9834b5932fa.tar.xz
apic: Move hypervisor detection of x2apic to hypervisor.h
Then we can reuse it for Xen later. Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Acked-by: Avi Kivity <avi@redhat.com> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Sheng Yang <sheng@linux.intel.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/apic/apic.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 3f838d537392..8408f2d19819 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -50,8 +50,8 @@
#include <asm/mtrr.h>
#include <asm/smp.h>
#include <asm/mce.h>
-#include <asm/kvm_para.h>
#include <asm/tsc.h>
+#include <asm/hypervisor.h>
unsigned int num_processors;
@@ -1476,7 +1476,8 @@ void __init enable_IR_x2apic(void)
/* IR is required if there is APIC ID > 255 even when running
* under KVM
*/
- if (max_physical_apicid > 255 || !kvm_para_available())
+ if (max_physical_apicid > 255 ||
+ !hypervisor_x2apic_available())
goto nox2apic;
/*
* without IR all CPUs can be addressed by IOAPIC/MSI