[lkml]   [2020]   [Jan]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v3 1/8] KVM: selftests: Create a demand paging test
On Tue, Jan 07, 2020 at 09:33:34AM -0500, Peter Xu wrote:
> 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 <>
> 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.

I'd also prefer that if it's x86-only that it be put in the x86_64
subdirectory and drop the arch #ifdefs. The question is why is it
x86-only for now though? Will it take a lot of work to port it to
other architectures? Or does it just need testing by someone with
the hardware?


 \ /
  Last update: 2020-01-07 15:57    [W:0.082 / U:1.392 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site