On Wed, May 29, 2024, Kai Huang wrote: > I am not familiar with SVM, but it seems the relevant parts are: > > control->pause_filter_count; > vmcb_mark_dirty(svm->vmcb, VMCB_INTERCEPTS); > > And it seems they are directly related to programming the hardware, i.e., > they got automatically loaded to hardware during VMRUN. "control" is the control area of the VMCB, i.e. the above pause_filter_count is equivalent to a VMCS field. > They need to be updated in the SVM specific code when @ple_window_dirty is > true in the relevant code path. > > Anyway, even it is feasible and worth to do, we should do in a separate > patchset. Ya.