On Mon, Dec 16, 2019 at 01:38:54PM -0800, Ben Gardon wrote: > While userfaultfd, KVM's demand paging implementation, is not specific > to KVM, having a benchmark for its performance will be useful for > guiding performance improvements to KVM. As a first step towards creating > a userfaultfd demand paging test, create a simple memory access test, > based on dirty_log_test. > > Signed-off-by: Ben Gardon <bgardon@xxxxxxxxxx> It's fine to start with x86-only for this test, but imho it would be better to mention that in cover letter, or reply to reviewer comments on that you removed aarch64 from previous post. Reviewed-by: Peter Xu <peterx@xxxxxxxxxx> -- Peter Xu