Re: [PATCH v2] close_range.2: new page documenting close_range(2)

From: Michael Kerrisk (man-pages)
Date: Thu Dec 10 2020 - 18:05:01 EST


On 12/10/20 1:24 AM, Alejandro Colomar (man-pages) wrote:
> Hi Stephen,
>
> A few more comments below.
>
> Michael, please have a look at them too.
>
> Christian, do you have any program that you used to test the syscall
> that could be added as an example program to the page?
>
> Thanks,
>
> Alex
>
> On 12/9/20 11:00 PM, Stephen Kitt wrote:
>> This documents close_range(2) based on information in
>> 278a5fbaed89dacd04e9d052f4594ffd0e0585de and
>> 60997c3d45d9a67daf01c56d805ae4fec37e0bd8.
>>
>> Signed-off-by: Stephen Kitt <steve@xxxxxxx>
>> ---
>> V2: unsigned int to match the kernel declarations
>> groff and grammar tweaks
>> CLOSE_RANGE_UNSHARE unshares *and* closes
>> Explain that EMFILE and ENOMEM can occur with C_R_U
>> "Conforming to" phrasing
>> Detailed explanation of CLOSE_RANGE_UNSHARE
>> Reading /proc isn't common
>>
>> man2/close_range.2 | 138 +++++++++++++++++++++++++++++++++++++++++++++
>> 1 file changed, 138 insertions(+)
>> create mode 100644 man2/close_range.2
>>
>> diff --git a/man2/close_range.2 b/man2/close_range.2
>> new file mode 100644
>> index 000000000..403142b33
>> --- /dev/null
>> +++ b/man2/close_range.2

[...]

>> +.SH USE CASES
>
> This section is unconventional. Please move that text to one of the
> traditional sections. I think DESCRIPTION would be the best place for this.

Actually, I'd just drop this SH line, and keep the
subsections where they are in NOTES.

Thanks,

Michael


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