linux-kernel - Re: [patch] pipe: add support for shrinking and growing pipes

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Message-ID: <AANLkTikkFusUJ3hBtv_tYFZKvluv19RsDahziDIFWkpd@mail.gmail.com>
Date:	Mon, 24 May 2010 20:16:31 +0200
From:	Michael Kerrisk <mtk.manpages@...glemail.com>
To:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
Cc:	Jens Axboe <jens.axboe@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Miklos Szeredi <miklos@...redi.hu>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [patch] pipe: add support for shrinking and growing pipes

On Mon, May 24, 2010 at 8:12 PM, OGAWA Hirofumi
<hirofumi@...l.parknet.co.jp> wrote:
> Jens Axboe <jens.axboe@...cle.com> writes:
>
>>> > Isn't that pretty much what I described?
>>>
>>> Yes, probably. Well, 120kb was still multiple of page size. :)
>>
>> It is, but 120KB/page_size is not (which is the power-of-2 of interest
>> here).
>
> Um... I have no interest whether rounded-up-size is power-of-2 or
> not. Because it is implementation detail.
>
> Anyway, we agreed with "in bytes" and "at least"? If so, I'm happy with
> it, and I'm sorry if I was just noise.

I thought it was good input!



-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Author of "The Linux Programming Interface" http://blog.man7.org/
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