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KVM: SVM: move feature detection to hardware setup code

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By moving the SVM feature detection from the each_cpu code to the hardware
setup code it runs only once. As an additional advance the feature check is now
available earlier in the module setup process.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Joerg Roedel 2008-02-07 13:47:38 +01:00 committed by Avi Kivity
parent 9457a712a2
commit 33bd6a0b3e
1 changed files with 3 additions and 1 deletions
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4
arch/x86/kvm/svm.c
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@ -302,7 +302,6 @@ static void svm_hardware_enable(void *garbage)
svm_data->asid_generation = 1;
svm_data->max_asid = cpuid_ebx(SVM_CPUID_FUNC) - 1;
svm_data->next_asid = svm_data->max_asid + 1;
svm_features = cpuid_edx(SVM_CPUID_FUNC);
asm volatile ("sgdt %0" : "=m"(gdt_descr));
gdt = (struct desc_struct *)gdt_descr.address;
@ -411,6 +410,9 @@ static __init int svm_hardware_setup(void)
if (r)
goto err_2;
}
svm_features = cpuid_edx(SVM_CPUID_FUNC);
return 0;
err_2: