MSR_LBR_SELECT
wrmsrq(MSR_LBR_SELECT, lbr_select);
wrmsrq(MSR_LBR_SELECT, 0);
wrmsrq(MSR_LBR_SELECT, task_ctx->lbr_sel);
rdmsrq(MSR_LBR_SELECT, task_ctx->lbr_sel);
ret = (index == MSR_LBR_SELECT) || (index == MSR_LBR_TOS) ||
vmx_set_intercept_for_msr(vcpu, MSR_LBR_SELECT, MSR_TYPE_RW, set);