For review: nptl(7) man page

[Michael Kerrisk (man-pages)]

On 03/22/2015 10:38 PM, Nicholas Miell wrote:
> On 03/22/2015 07:38 AM, Michael Kerrisk (man-pages) wrote:
>> Hello all,
>>
>> I wrote a short man page documented some of the details of
>> NPTL that might affect application developers. Review comments
>> would be most welcome.
>>
>> Thanks,
>>
>> Michael
> 
> POSIX specifies that process-shared pthread_mutex_t's can be manipulated 
> by independent processes, however the AMD64 and i386 versions of the 
> mutex structures are incompatible and cannot be shared.
> 
> This might be true of the other supposedly sharable primitives, I never 
> bothered to check the rest when I first noticed the problem with mutexes.

Nicholas,

Can you provide pointers to further information on this topic?

Cheers,

Michael


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/