On Fri, Oct 18, 2019 at 04:12:03PM -0700, Dan Williams wrote:
> I've got several reports of v5.3 performance regressions tracking back
> to this change. I instrumented the ndctl "dax.sh" unit test to
> validate that it is getting huge page faults and it always falls back
> to 4K starting with
On Fri, Oct 18, 2019 at 2:48 AM Jan Kara wrote:
>
> Hello!
>
> On Fri 18-10-19 16:23:54, kernel test robot wrote:
> > FYI, we noticed a -61.6% regression of fio.write_bw_MBps due to commit:
> >
> >
> > commit: 23c84eb7837514e16d79ed6d849b13745e0ce688 ("dax: Fix missed wakeup
> > with PMD
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