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Re: asm-generic/unistd.h and glibc use of NR_ipc
- From: Chris Metcalf <cmetcalf at tilera dot com>
- To: <linasvepstas at gmail dot com>
- Cc: Arnd Bergmann <arnd at arndb dot de>, GLIBC Devel <libc-alpha at sourceware dot org>, <linux-kernel at vger dot kernel dot org>, <libc-ports at sourceware dot org>
- Date: Thu, 10 Mar 2011 12:07:35 -0500
- Subject: Re: asm-generic/unistd.h and glibc use of NR_ipc
- References: <AANLkTi=33kimswSJ1tYsnG-PVs6Z4dVBtnqq65GN8Vxw@mail.gmail.com> <201009281040.09728.arnd@arndb.de> <4CA1E809.5010103@tilera.com> <AANLkTikRvGO_xrk85eegh_PeGrkOOkpN-rjkhJCW7n74@mail.gmail.com>
On 3/10/2011 11:46 AM, Linas Vepstas wrote:
> Hi Chris,
>
> A question, and a patch follow:
>
> On 28 September 2010 08:05, Chris Metcalf <cmetcalf@tilera.com> wrote:
>> (Adding libc-ports to the cc list.)
>>
>> On 9/28/2010 4:40 AM, Arnd Bergmann wrote:
>>> Chris Metcalf is using the generic unistd.h file on the tile architecture
>>> and has a glibc port that should be easily portable to all future
>>> architectures. There are a few of them getting ready to be merged
>>> now (c6x, lm32, nios2, and some people have contacted me privately
>>> for architectures I cannot name).
>>>
>>> I expect that all of them will just use the same syscall ABI and glibc
>>> port.
>> [...]
> I note that this hasn't been merged into glibc-2.13, any particular
> explaintation for that?
Just that I haven't had the time -- I've been more focused on the kernel
community rather than glibc. I'm still planning to do it when I have some
time!
> Anyway, it seems that pthread cancellation pints are missing
> from a couple of the functions. e.g. for send, recv, one needs
> the following:
Thanks, that seems very plausible. I'll update my copy of those sources so
it will be in the eventual submission to libc-ports.
--
Chris Metcalf, Tilera Corp.
http://www.tilera.com