Quoting Chris Wilson (2018-07-04 13:55:13)
> Quoting Chris Wilson (2018-07-04 13:53:54)
> > Quoting Tvrtko Ursulin (2018-07-04 13:48:18)
> > > >
> > > > - if (stash.nr) {
> > > > - int nr = min_t(int, stash.nr, pagevec_space(pvec));
> > > > - struct page **pages = stash.pages + stash.nr - nr;
> > > > + if (stash->nr && !set_pages_array_wc(stash->pages, stash->nr)) {
> > >
> > > Previously the test was for pages which obviously the local thread
> > > owned. Now I am not sure if the condition says.
> >
> > Still owned by the local thread.
>
> Actually, no. I need to drop the mutex for the allocation. So back to
> onstack stash.
Worse, I drop the mutex up one level around a few other kmallocs, looks
like I need more locking down here.
-Chris
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