On Tue, Apr 05, 2022 at 03:49:12PM -0700, Andrew Morton wrote: > On Tue, 5 Apr 2022 18:42:43 -0400 Peter Xu <peterx@xxxxxxxxxx> wrote: > > > On Tue, Apr 05, 2022 at 03:16:16PM -0700, Andrew Morton wrote: > > > On Mon, 4 Apr 2022 21:46:23 -0400 Peter Xu <peterx@xxxxxxxxxx> wrote: > > > > > > > This is v8 of the series to add shmem+hugetlbfs support for userfaultfd > > > > write protection. > > > > > > Various compilation catastrophes with x86_64 allnoconfig. I poked at > > > the include ordering for a while but other things quickly became more > > > attractive ;) > > > > Sorry about that. I still don't know what's the problem, but I'll give it > > a shot soon. > > > > I think I only tried out with the new configs but not all the rest configs. > > I thought there're some bot looking after that one, from which I used to > > receive build reports. And IIRC I fixed some build issues in early versions > > from those reports. Maybe I was wrong.. > > > > Any more hints on the latter? > > `make allnoconfig'? > Ah! I thought when you mentioned "other things" you meant there're other more severe issues... :) For the allnoconfig, could you try with the attached quick fixup (upon patch "mm/uffd: PTE_MARKER_UFFD_WP")? That works for me on x86/arm, but I'm still trying out some other configs. Thanks, -- Peter Xu