Re: system calls not intended for user space

["Alejandro Colomar (man-pages)" <alx.manpages@gmail.com>]

Hi Michael,

On 5/17/21 9:47 AM, Alejandro Colomar (man-pages) wrote:
> Hi Michael,
> 
> On 5/17/21 3:04 AM, Michael Kerrisk (man-pages) wrote:
>> Hi Alex,
>>
>> On Fri, 14 May 2021 at 07:25, Alejandro Colomar (man-pages)
>> <alx.manpages@gmail.com> wrote:
>>>
>>> Hello Michael,
>>>
>>> There are some syscalls that are not intended to be used from user
>>> space.  See restart_syscall(2).  Should I document those as
>>> syscall(SYS_...) or not?
>>
>> Yes, this function is an odd case. (Are there others? Perhaps
>> sigreturn(2) also.)
> 
> rt_sigqueueinfo.2 maybe, for which, by the way, I sent a patch recently, 
> so you may prefer to ingore it.
> 
>>
>> I think I would just ignore these two. (That is, no changes.)
> 
> Agree.  I sent the patch for rt_sigqueueinfo.2 because in NOTES it 
> already talked about syscall(2), and by the DESCRIPTION it looks like 
> it's used by library writers (that's user space).


I see you've applied the patch (it was 2/8 that you applied today 
(<https://lore.kernel.org/linux-man/20210515182027.186403-2-alx.manpages@gmail.com/T/#u>)). 
  Check this before pushing and decide :)

Cheers,

Alex


-- 
Alejandro Colomar
Linux man-pages comaintainer; https://www.kernel.org/doc/man-pages/
http://www.alejandro-colomar.es/