iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

KVM: x86: add support for UMIP

Browse Source 
Add the CPUID bits, make the CR4.UMIP bit not reserved anymore, and
add UMIP support for instructions that are already emulated by KVM.

Reviewed-by: Wanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini
2016-07-12 10:36:41 +02:00
parent cf656c7661
commit ae3e61e1c2
4 changed files with 14 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/kvm/cpuid.c
View File

@ -387,8 +387,8 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
/* cpuid 7.0.ecx*/
const u32 kvm_cpuid_7_0_ecx_x86_features =
F(AVX512VBMI) | F(LA57) | F(PKU) |
0 /*OSPKE*/ | F(AVX512_VPOPCNTDQ);
F(AVX512VBMI) | F(LA57) | F(PKU) | 0 /*OSPKE*/ |
F(AVX512_VPOPCNTDQ) | F(UMIP);
/* cpuid 7.0.edx*/
const u32 kvm_cpuid_7_0_edx_x86_features =