These look like good cleanups to me! I reviewed all of the patches, and tried out the resulting selftest program, it seems to work correctly. So, for what it's worth:
Reviewed-by: Axel Rasmussen <axelrasmus...@google.com> On Tue, Mar 9, 2021 at 4:45 PM Peter Xu <pet...@redhat.com> wrote: > > Based on v5.12-rc2-mmots-2021-03-08-21-54. > > I wanted to cleanup userfaultfd.c fault handling for a long time. If it's not > cleaned, when the new code grows the file it'll also grow the size that needs > to be cleaned... This is my attempt to cleanup the userfaultfd selftest on > fault handling, to use an err() macro instead of either fprintf() or perror() > then another exit() call. > > The huge cleanup is done in the last patch. The first 4 patches are some > other > standalone cleanups for the same file, so I put them together. > > Please review, thanks. > > Peter Xu (5): > userfaultfd/selftests: Use user mode only > userfaultfd/selftests: Remove the time() check on delayed uffd > userfaultfd/selftests: Dropping VERIFY check in locking_thread > userfaultfd/selftests: Only dump counts if mode enabled > userfaultfd/selftests: Unify error handling > > tools/testing/selftests/vm/userfaultfd.c | 742 +++++++---------------- > 1 file changed, 235 insertions(+), 507 deletions(-) > > -- > 2.26.2 > >
