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From: Linus Torvalds <torvalds@linux-foundation.org>
To: Florian Weimer <fweimer@redhat.com>
Cc: Joseph Myers <joseph@codesourcery.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Linux API <linux-api@vger.kernel.org>,
	linux-arch <linux-arch@vger.kernel.org>,
	Netdev <netdev@vger.kernel.org>,
	Laura Abbott <labbott@redhat.com>,
	Paul Burton <pburton@wavecomp.com>,
	Deepa Dinamani <deepa.kernel@gmail.com>,
	Linux List Kernel Mailing <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] uapi: avoid namespace conflict in linux/posix_types.h
Date: Fri, 7 Jun 2019 11:56:16 -0700	[thread overview]
Message-ID: <CAHk-=wg4ijSoPq-w7ct_VuZvgHx+tUv_QX-We-62dEwK+AOf2w@mail.gmail.com> (raw)
In-Reply-To: <871s05fd8o.fsf@oldenburg2.str.redhat.com>

On Fri, Jun 7, 2019 at 11:43 AM Florian Weimer <fweimer@redhat.com> wrote:
>
> On the glibc side, we nowadays deal with this by splitting headers
> further.  (We used to suppress definitions with macros, but that tended
> to become convoluted.)  In this case, moving the definition of
> __kernel_long_t to its own header, so that
> include/uapi/asm-generic/socket.h can include that should fix it.

I think we should strive to do that on the kernel side too, since
clearly we shouldn't expose that "val[]" thing in the core posix types
due to namespace rules, but at the same time I think the patch to
rename val[] is fundamentally broken too.

Can you describe how you split things (perhaps even with a patch ;)?
Is this literally the only issue you currently have? Because I'd
expect similar issues to show up elsewhere too, but who knows.. You
presumably do.

                Linus

  reply	other threads:[~2019-06-07 18:56 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-19 16:51 [PATCH] uapi: avoid namespace conflict in linux/posix_types.h Arnd Bergmann
2019-03-19 21:46 ` David Miller
2019-03-19 21:55 ` Florian Weimer
2019-05-07 22:50 ` Joseph Myers
2019-06-07  4:28   ` Florian Weimer
2019-06-07 18:27     ` Linus Torvalds
2019-06-07 18:43       ` Florian Weimer
2019-06-07 18:56         ` Linus Torvalds [this message]
2019-06-17 11:45           ` Florian Weimer
2019-06-17 17:49             ` Linus Torvalds
2019-06-17 18:02               ` Florian Weimer
2019-06-17 18:13                 ` Linus Torvalds
2019-06-17 18:16                   ` Linus Torvalds
2019-06-17 18:19                   ` Florian Weimer
2019-06-17 18:48                     ` Linus Torvalds
2019-06-18  7:44                       ` Florian Weimer

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