Re: [PATCH v7 4/7] selftests: ksft_exit_fail_perror: support printf style arguments

Chunyu Hu
2026-04-02T01:14:08Z

On Wed, Apr 01, 2026 at 02:38:31PM -0700, Andrew Morton wrote:
> On Wed, 1 Apr 2026 21:46:32 +0800 Chunyu Hu <chuhu@redhat.com> wrote:
>
> > > I need to look at why this managed to pass the build testing I do in
> > > -next...
> >
> > I can reproduce this issue with nolibc compile. Thanks for the
> > debugging. It's great if we have that definition in nolibc lib.
> >
> > For thsi series, because according to man page, vasprintf()
> > requires _GNU_SOURCE, and implemeted it in kselftest.h will
> > add the burden to all c files, or fore a _GNU_SOURCE to
> > all c files included, I tend to go back to ksft_exit_fail_msg.
> > ;)
>
> Thanks.
>
> Can we please get this sorted out fairly soon? It's not good
> to be breaking -next for others.

Sure. Will post v8 soon. Added back two mail lists.

>
> I would prefer to retain the series - all those false negatives
> on no-THP kernels are undesirable!
>

Thanks!