linux-kernel - Re: [PATCH 4/8] pipe: fix limit checking in pipe_set

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Date:   Tue, 23 Aug 2016 07:37:55 +1200
From:   "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>
To:     Willy Tarreau <w@....eu>
Cc:     mtk.manpages@...il.com, Andrew Morton <akpm@...ux-foundation.org>,
        Vegard Nossum <vegard.nossum@...cle.com>, socketpair@...il.com,
        Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
        Jens Axboe <axboe@...com>, Al Viro <viro@...iv.linux.org.uk>,
        linux-api@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/8] pipe: fix limit checking in pipe_set_size()

Hi Willy,

On 08/22/2016 09:35 AM, Willy Tarreau wrote:
> Hi Michael,
> 
> On Mon, Aug 22, 2016 at 09:15:35AM +1200, Michael Kerrisk (man-pages) wrote:
>> Hi Willy,
>>
>> Might you have a chance to further review of this patch series?
>> It would be great if you could, since much of it touches changes
>> made by you earlier.
> 
> Well, all I did there was implementing a suggestion from Linus, but I'm
> not a specialist at all there. However I've read all your series and at
> least with my limited knowledge, all I've read seems to make sense at
> the code matches the descriptions. I don't remember any particular trap
> in this place so I'm not worried.

Okay.

> I remember that I noticed this inaccuracy in the accounting but I
> estimated it was not important since the goal was to *limit* resource
> usage with a simple patch that we could easily backport. Your approach
> looks clean and possibly backportable if needed. That's all I can say
> I'm afraid :-/

No problem. Thanks for the reply!

Cheers,

Michael



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