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Enable event tracing

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This commit is contained in:
David Venhoff 2025-08-14 12:52:41 +02:00
parent 4361b41f4e
commit bd5c0f6781
1 changed files with 2 additions and 1 deletions
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3
arch/x86/kvm/vmx/vmx_pt.c
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@ -72,6 +72,7 @@
#define TSC_EN BIT_ULL(10) #define TSC_EN BIT_ULL(10)
#define DIS_RETC BIT_ULL(11) #define DIS_RETC BIT_ULL(11)
#define BRANCH_EN BIT_ULL(13) #define BRANCH_EN BIT_ULL(13)
#define EVENT_EN BIT_ULL(31)
#define ADDR0_EN BIT_ULL(32) #define ADDR0_EN BIT_ULL(32)
#define ADDR1_EN BIT_ULL(36) #define ADDR1_EN BIT_ULL(36)
@ -864,7 +865,7 @@ static inline void vmx_pt_setup_msrs(struct vcpu_vmx_pt *vmx_pt){
int i; int i;
//vmx_pt->ia32_rtit_ctrl_msr = 0ULL; //vmx_pt->ia32_rtit_ctrl_msr = 0ULL;
WRITE_ONCE(vmx_pt->ia32_rtit_ctrl_msr, (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | BRANCH_EN | DIS_RETC | PSB_MASK | CYC_EN | TSC_EN); WRITE_ONCE(vmx_pt->ia32_rtit_ctrl_msr, (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | EVENT_EN | BRANCH_EN | DIS_RETC | PSB_MASK | CYC_EN | TSC_EN);
//vmx_pt->ia32_rtit_ctrl_msr = (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | BRANCH_EN | DIS_RETC | PSB_MASK; //vmx_pt->ia32_rtit_ctrl_msr = (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | BRANCH_EN | DIS_RETC | PSB_MASK;
for (i = 0; i < 4; i++){ for (i = 0; i < 4; i++){