Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753469AbZGBJS4 (ORCPT ); Thu, 2 Jul 2009 05:18:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752164AbZGBJSr (ORCPT ); Thu, 2 Jul 2009 05:18:47 -0400 Received: from mail-qy0-f193.google.com ([209.85.221.193]:37167 "EHLO mail-qy0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752064AbZGBJSr (ORCPT ); Thu, 2 Jul 2009 05:18:47 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=tkYJZMKOAEbco1oR9Sxm9NPb4wvdKlRyrc7767+p5dC5Oe/w6JHBGk11EdhRnuoRCo o/Wa5nsOFuR7JNWTfDN/YX1FqMKiqrzuAfmQL5VgGn2aEialbwF9etSdZyMru4IJY82q 766qprww7sZvRNXR2whe4J9HLx22GlxA5GLPk= MIME-Version: 1.0 In-Reply-To: <20090702091309.GB6372@cr0.nay.redhat.com> References: <412e6f7f0907020036y76abbc7du99c7b695f725be4@mail.gmail.com> <20090702091309.GB6372@cr0.nay.redhat.com> Date: Thu, 2 Jul 2009 17:18:49 +0800 Message-ID: <412e6f7f0907020218m1f4a9651l2c682a9905925bcd@mail.gmail.com> Subject: Re: PROPOSAL: extend pipe() to support NULL argument. From: Changli Gao To: Amerigo Wang Cc: Linus Torvalds , Linux Kernel Mailing List Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 561 Lines: 16 On Thu, Jul 2, 2009 at 5:13 PM, Amerigo Wang 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. -- Regards， Changli Gao(xiaosuo@gmail.com) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/