Re: futex(2) man page update help request

From: Darren Hart
Date: Thu May 15 2014 - 01:21:47 EST


On 5/14/14, 17:18, "H. Peter Anvin" <hpa@xxxxxxxxx> wrote:

>On 05/14/2014 09:18 AM, Darren Hart wrote:
>>
>> However, unless I'm sorely mistaken, the larger problem is that glibc
>> removed the futex() call entirely, so these man pages don't describe
>> something users even have access to anymore. I had to revert to calling
>> the syscalls directly in the futextest test suite because of this:
>>
>>
>>http://git.kernel.org/cgit/linux/kernel/git/dvhart/futextest.git/tree/inc
>>lu
>> de/futextest.h#n67
>>
>
>This really comes down to the fact that we should have a libinux which
>contains the basic system call wrapper machinery for Linux specific
>things and nothing else.
>
>syscall(3) is toxic and breaks randomly on some platforms.

Peter Z and I have had a good time discussing this in the past.... And
here it is again. :-)


--
Darren Hart Open Source Technology Center
darren.hart@xxxxxxxxx Intel Corporation



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