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Nested VMX: check VMX capability before read VMX related MSRs
authorYang Zhang <yang.z.zhang@Intel.com>
Fri, 4 Oct 2013 10:28:14 +0000 (12:28 +0200)
committerJan Beulich <jbeulich@suse.com>
Fri, 4 Oct 2013 10:28:14 +0000 (12:28 +0200)
commit190b667ac20e8175758f4a3a0f13c4d990e6af7e
tree298a387128dc7fd854f26c7ded29a6b1c0b07198tree | snapshot
parent7cfb0053629c4dd1a6f01dc43cca7c0c25b8b7bfcommit | diff
Nested VMX: check VMX capability before read VMX related MSRs

VMX MSRs only available when the CPU support the VMX feature. In addition,
VMX_TRUE* MSRs only available when bit 55 of VMX_BASIC MSR is set.

Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Cleanup.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Jun Nakajima <jun.nakajima@intel.com>
xen/arch/x86/hvm/vmx/vmcs.c diff | blob | history
xen/arch/x86/hvm/vmx/vvmx.c diff | blob | history
xen/include/asm-x86/hvm/vmx/vmcs.h diff | blob | history
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