linux-kernel - Re: [PATCH v2 1/2] system_data

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Message-ID: <5d83f043-ff60-94f3-b3a7-e72876ce8dd2@gmail.com>
Date:   Fri, 2 Oct 2020 13:44:59 +0200
From:   "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>
To:     Alejandro Colomar <colomar.6.4.3@...il.com>
Cc:     mtk.manpages@...il.com, Paul Eggert <eggert@...ucla.edu>,
        linux-man@...r.kernel.org, libc-alpha@...rceware.org,
        gcc@....gnu.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] system_data_types.7: Add 'void *'

Hi Alex,

On 10/2/20 10:48 AM, Alejandro Colomar wrote:
> Hi Michael,
> 
> On 2020-10-02 10:24, Alejandro Colomar wrote:
>> On 2020-10-01 19:32, Paul Eggert wrote:
>>  > For 'void *' you should also mention that one cannot use arithmetic on
>>  > void * pointers, so they're special in that way too.
>>
>> Good suggestion!
>>
>>  > Also, you should
>>  > warn that because one can convert from any pointer type to void * and
>>  > then to any other pointer type, it's a deliberate hole in C's
>>  > type-checking.
>>
>> Also good.  I'll talk about generic function parameters for this.
> I think the patch as is now is complete enough to be added.
> 
> So I won't rewrite it for now.
> Please review the patch as is,
> and I'll add more info to this type in the future.

Actually, I would rather prefer one patch series, rather than 
patches on patches please. It also makes review of the overall
'void *' text easier if it's all one patch. So, If you could
squash the patches together and resubmit, that would be helful.

Thanks,

Michael


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