Re: [PATCH] hppa: Drop old parisc-specific MADV_* constants

[Florian Weimer <fweimer@redhat.com>]

* Helge Deller:

> qemu-user was broken before, which is why I noticed that difference at all,
> and which is the reason I came up with the kernel patch.
> I did sent a fix for qemu-user too, which was applied some days ago:
> https://gitlab.com/qemu-project/qemu/-/commit/4530deb1fe81152ae2384a56eb7edb5467f894fa

Thanks for providing this context.

>>> This patch now drops the parisc specific constants from glibc to
>>> allow newly compliled programs to use the standard MADV_* constants.
>>
>> I appreciate the simplification, but I think this needs a NEWS file
>> update, spelling out the required kernel versions on hppa if the madvise
>> function is used.
>
> Maybe add to the "Deprecated and removed features, and other changes
> affecting compatibility:" section something like this?

Yes, exactly.

> * In the Linux kernel for the hppa/parisc architecture some of the MADV_ constants
>   were changed to have the same values as the other architectures.
>   New programs compiled with this glibc version and which use the madvise() call will
>   require at least Linux kernels version 6.2, alternatively stable kernels
>   from version 6.1.6, version 5.15.87 or version 5.10.163.

Shorter lines please, and no () after function names in
documentation. 8-)  Rest looks fine.

Thanks,
Florian