[PATCH] S390: Sync ptrace.h with kernel. [BZ #21539]

[Dmitry V. Levin]

On Tue, Jul 18, 2017 at 09:31:49AM -0400, Carlos O'Donell wrote:
> On 07/18/2017 06:20 AM, Dmitry V. Levin wrote:
> > Mark Wielaard has spotted [1] a regression that I missed during review.
> > After this change, this test case fails to compile with the following
> > diagnostics:
> > 
> > $ gcc -c -xc -o/dev/null - <<'EOF'
> > #include <asm/ptrace.h>
> > #include <sys/ptrace.h>
> > EOF
> 
> This is a linux/glibc header coordination issue.

Not really, this is a new issue since glibc-2.25.

> https://sourceware.org/glibc/wiki/Synchronizing_Headers

This project doesn't appear to be alive, unfortunately.

> > The following change fixes this and similar compilation issues that arise
> > when sys/ptrace.h is included after linux/ptrace.h:
>  
> This is a known conflict, and needs to be fixed properly using libc-compat.h
> on the kernel side and the appropriate defines on the glibc side.

No, there was no conflict between asm/ptrace.h and sys/ptrace.h on s390
in glibc-2.25, and we should avoid introducing new conflicts.


-- 
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