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authorJosh Triplett <josh@joshtriplett.org>2012-03-21 07:33:51 +0100
committerAvi Kivity <avi@redhat.com>2012-04-08 13:03:12 +0200
commite9bda3b3d0ce775afe15eaf71922d342cc74991c (patch)
tree1da4ddbcad0085374bfa196979fb50e8f82cef7a /arch/x86/kvm
parentpowerpc/kvm: Fix magic page vs. 32-bit RTAS on ppc64 (diff)
downloadlinux-e9bda3b3d0ce775afe15eaf71922d342cc74991c.tar.xz
linux-e9bda3b3d0ce775afe15eaf71922d342cc74991c.zip
KVM: VMX: Auto-load on CPUs with VMX
Enable x86 feature-based autoloading for the kvm-intel module on CPUs with X86_FEATURE_VMX. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Acked-By: Kay Sievers <kay@vrfy.org> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/vmx.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index ad85adfef843..52f685635766 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -27,6 +27,7 @@
#include <linux/highmem.h>
#include <linux/sched.h>
#include <linux/moduleparam.h>
+#include <linux/mod_devicetable.h>
#include <linux/ftrace_event.h>
#include <linux/slab.h>
#include <linux/tboot.h>
@@ -51,6 +52,12 @@
MODULE_AUTHOR("Qumranet");
MODULE_LICENSE("GPL");
+static const struct x86_cpu_id vmx_cpu_id[] = {
+ X86_FEATURE_MATCH(X86_FEATURE_VMX),
+ {}
+};
+MODULE_DEVICE_TABLE(x86cpu, vmx_cpu_id);
+
static bool __read_mostly enable_vpid = 1;
module_param_named(vpid, enable_vpid, bool, 0444);