xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

KVM: x86: Add Intel Processor Trace cpuid emulation

Browse Source 
Expose Intel Processor Trace to guest only when
the PT works in Host-Guest mode.

Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com>
Signed-off-by: Luwei Kang <luwei.kang@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Chao Peng
2018-10-24 16:05:11 +08:00
committed by Paolo Bonzini
parent f99e3daf94
commit 86f5201df0
4 changed files with 33 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
arch/x86/kvm/svm.c
View File

@@ -5947,6 +5947,11 @@ static bool svm_umip_emulated(void)
return false;
}
static bool svm_pt_supported(void)
{
return false;
}
static bool svm_has_wbinvd_exit(void)
{
return true;
@@ -7188,6 +7193,7 @@ static struct kvm_x86_ops svm_x86_ops __ro_after_init = {
.mpx_supported = svm_mpx_supported,
.xsaves_supported = svm_xsaves_supported,
.umip_emulated = svm_umip_emulated,
.pt_supported = svm_pt_supported,
.set_supported_cpuid = svm_set_supported_cpuid,