x64, x2apic/intr-remap: add x2apic support, including enabling interrupt-remapping

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / cpu / common_64.c

diff --git a/arch/x86/kernel/cpu/common_64.c b/arch/x86/kernel/cpu/common_64.c
index 36537ab9e56ad7c36ed8abe9d402636d6aca9a5d..e7bf3c2dc5fe60a717b0ce0e991bf3d550c55698 100644 (file)
--- a/arch/x86/kernel/cpu/common_64.c
+++ b/arch/x86/kernel/cpu/common_64.c
@@ -606,6 +606,8 @@ void __cpuinit cpu_init(void)
        barrier();
 
        check_efer();
+       if (cpu != 0 && x2apic)
+               enable_x2apic();
 
        /*
         * set up and load the per-CPU TSS