From: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
To: Willy Tarreau <w@1wt.eu>
Cc: mtk.manpages@gmail.com, Andrew Morton <akpm@linux-foundation.org>,
Vegard Nossum <vegard.nossum@oracle.com>,
socketpair@gmail.com,
Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
Jens Axboe <axboe@fb.com>, Al Viro <viro@zeniv.linux.org.uk>,
linux-api@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/8] pipe: fix limit checking in pipe_set_size()
Date: Tue, 23 Aug 2016 07:37:55 +1200 [thread overview]
Message-ID: <9b60a7ae-1bb5-16de-727f-78237ab9a89b@gmail.com> (raw)
In-Reply-To: <20160821213541.GA3864@1wt.eu>
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/
WARNING: multiple messages have this Message-ID (diff)
From: "Michael Kerrisk (man-pages)" <mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Willy Tarreau <w@1wt.eu>
Cc: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Vegard Nossum
<vegard.nossum-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
socketpair-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
Tetsuo Handa
<penguin-kernel-JPay3/Yim36HaxMnTkn67Xf5DAMn2ifp@public.gmane.org>,
Jens Axboe <axboe-b10kYP2dOMg@public.gmane.org>,
Al Viro <viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org>,
linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 4/8] pipe: fix limit checking in pipe_set_size()
Date: Tue, 23 Aug 2016 07:37:55 +1200 [thread overview]
Message-ID: <9b60a7ae-1bb5-16de-727f-78237ab9a89b@gmail.com> (raw)
In-Reply-To: <20160821213541.GA3864-K+wRfnb2/UA@public.gmane.org>
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/
next prev parent reply other threads:[~2016-08-22 19:38 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <67ce15aa-cf43-0c89-d079-2d966177c56d@gmail.com>
2016-08-19 5:25 ` [PATCH 1/8] pipe: relocate round_pipe_size() above pipe_set_size() Michael Kerrisk (man-pages)
2016-08-19 5:25 ` [PATCH 2/8] pipe: move limit checking logic into pipe_set_size() Michael Kerrisk (man-pages)
2016-08-19 5:25 ` Michael Kerrisk (man-pages)
2016-08-19 5:25 ` [PATCH 3/8] pipe: refactor argument for account_pipe_buffers() Michael Kerrisk (man-pages)
2016-08-19 5:25 ` [PATCH 4/8] pipe: fix limit checking in pipe_set_size() Michael Kerrisk (man-pages)
2016-08-19 5:48 ` Willy Tarreau
2016-08-19 5:48 ` Willy Tarreau
2016-08-19 20:51 ` Michael Kerrisk (man-pages)
2016-08-19 20:51 ` Michael Kerrisk (man-pages)
2016-08-21 21:15 ` Michael Kerrisk (man-pages)
2016-08-21 21:15 ` Michael Kerrisk (man-pages)
2016-08-21 21:35 ` Willy Tarreau
2016-08-22 19:37 ` Michael Kerrisk (man-pages) [this message]
2016-08-22 19:37 ` Michael Kerrisk (man-pages)
2016-08-19 8:30 ` Vegard Nossum
2016-08-19 8:30 ` Vegard Nossum
2016-08-19 20:56 ` Michael Kerrisk (man-pages)
2016-08-19 20:56 ` Michael Kerrisk (man-pages)
2016-08-19 23:17 ` Michael Kerrisk (man-pages)
2016-08-19 23:17 ` Michael Kerrisk (man-pages)
2016-08-21 10:33 ` Vegard Nossum
2016-08-21 10:33 ` Vegard Nossum
2016-08-21 21:14 ` Michael Kerrisk (man-pages)
2016-08-21 21:14 ` Michael Kerrisk (man-pages)
2016-08-19 5:25 ` [PATCH 5/8] pipe: simplify logic in alloc_pipe_info() Michael Kerrisk (man-pages)
2016-08-19 5:25 ` [PATCH 6/8] pipe: fix limit checking " Michael Kerrisk (man-pages)
2016-08-19 5:25 ` Michael Kerrisk (man-pages)
2016-08-19 5:25 ` [PATCH 7/8] pipe: make account_pipe_buffers() return a value, and use it Michael Kerrisk (man-pages)
2016-08-19 9:36 ` Vegard Nossum
2016-08-19 9:36 ` Vegard Nossum
2016-08-19 20:51 ` Michael Kerrisk (man-pages)
2016-08-19 5:26 ` [PATCH 8/8] pipe: cap initial pipe capacity according to pipe-max-size limit Michael Kerrisk (man-pages)
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