From: Changli Gao <xiaosuo@gmail.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Amerigo Wang <xiyou.wangcong@gmail.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: PROPOSAL: extend pipe() to support NULL argument.
Date: Fri, 3 Jul 2009 08:45:47 +0800 [thread overview]
Message-ID: <412e6f7f0907021745k41e5c7aeua35200d5047c1aa@mail.gmail.com> (raw)
In-Reply-To: <20090702114207.58724071@lxorguk.ukuu.org.uk>
On Thu, Jul 2, 2009 at 6:42 PM, Alan Cox<alan@lxorguk.ukuu.org.uk> wrote:
> On Thu, 2 Jul 2009 17:18:49 +0800
> Changli Gao <xiaosuo@gmail.com> wrote:
>
>> On Thu, Jul 2, 2009 at 5:13 PM, Amerigo Wang<xiyou.wangcong@gmail.com> wrote:
>> > On Thu, Jul 02, 2009 at 03:36:41PM +0800, Changli Gao wrote:
>> >
>> > Why? Why do you need this feature?
>> >
>> Are you familiar with splice() and tee()? They both use pipes as kernel buffers.
>
> And are being used quite happily with the pipe() call. So what is the
> problem ?
>
No problem! But I just want to save a fd. As one RW pipe fd is enough
for splicing.
--
Regards，
Changli Gao(xiaosuo@gmail.com)
prev parent reply other threads:[~2009-07-03 0:45 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-02 7:36 Changli Gao
2009-07-02 9:13 ` Amerigo Wang
2009-07-02 9:18 ` Changli Gao
2009-07-02 9:46 ` Amerigo Wang
2009-07-02 10:04 ` Changli Gao
2009-07-02 10:21 ` Amerigo Wang
2009-07-03 0:43 ` Changli Gao
2009-07-03 1:55 ` Amerigo Wang
2009-07-03 2:10 ` Changli Gao
2009-07-03 3:00 ` Amerigo Wang
2009-07-03 4:08 ` Changli Gao
2009-07-03 5:19 ` Amerigo Wang
2009-07-03 5:42 ` Changli Gao
2009-07-03 7:15 ` Amerigo Wang
2009-07-03 7:40 ` Changli Gao
2009-07-03 8:16 ` Amerigo Wang
2009-07-03 8:27 ` Changli Gao
2009-07-03 9:42 ` Amerigo Wang
2009-07-03 9:59 ` Changli Gao
2009-07-03 10:23 ` Amerigo Wang
2009-07-03 10:28 ` Albert ARIBAUD
2009-07-06 1:12 ` Changli Gao
2009-07-06 6:15 ` Albert ARIBAUD
2009-07-06 6:23 ` Changli Gao
2009-07-06 6:30 ` Albert ARIBAUD
2009-07-07 4:43 ` Denys Vlasenko
2009-07-07 7:45 ` Changli Gao
2009-07-07 20:37 ` David Newall
2009-07-07 21:02 ` Zan Lynx
2009-07-08 4:41 ` Changli Gao
2009-07-08 4:43 ` David Newall
2009-07-02 10:42 ` Alan Cox
2009-07-03 0:45 ` Changli Gao [this message]
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