[PATCH 13/14] Revert "selftests: vDSO: parse_vdso: Use UAPI headers instead of libc headers"

[Thomas Weißschuh]

On Sun, Jul 06, 2025 at 10:43:47PM +0200, Thomas Gleixner wrote:
> On Tue, Jul 01 2025 at 10:58, Thomas Weißschuh wrote:
> > This reverts commit c9fbaa879508 ("selftests: vDSO: parse_vdso: Use UAPI headers instead of libc headers")
> >
> > The kernel headers were used to make parse_vdso.c compatible with nolibc.
> > Unfortunately linux/elf.h is incompatible with glibc's sys/auxv.h.
> > When using glibc it is therefore not possible build parse_vdso.c as part of the
> > same compilation unit as its caller as sys/auxv.h is needed for getauxval().
> >
> > In the meantime nolibc gained its own elf.h, providing compatibility with the
> > documented libc interfaces.
> 
> I'm kinda surprised to find this here in this series. Isn't that commit
> c9fbaa879508 obsolete since nolibc got it's own elf.h?

Correct.

> So this should just go straight to Linus, no?

It could. But the next patch of this series depends on it for now.
So to avoid ordering issues I kept both patches together.


Thomas