[PATCH] Implement the mlock2 function

[Florian Weimer]

On 11/28/2017 10:25 AM, Rical Jasan wrote:

>> +Like @code{mlock}, @code{mlock2} returns zero on success and @code{-1}
> 
> I thought you were in the @math camp for return values.  :P

mlock uses @code, so it was a difficult decision.  8-/

>>   @deftypefun int munlock (const void *@var{addr}, size_t @var{len})
>>   @standards{POSIX.1b, sys/mman.h}
>>   @safety{@prelim{}@mtsafe{}@assafe{}@acsafe{}}
> 
> The rest of the patch looked OK to me, but I'm not able to give an
> authoritative ACK on it.  Seemed straightforward though.

I'm waiting for more feedback on the ENOSYS masking behavior.

Thanks,
Florian