linux-kernel - Re: [PATCH] [DISCUSS] Optimizing linux applications with the help of the kernel.

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Message-ID: <20061210102019.GA27748@outpost.ds9a.nl>
Date:	Sun, 10 Dec 2006 11:20:20 +0100
From:	bert hubert <bert.hubert@...herlabs.nl>
To:	Amit Choudhary <amit2030@...oo.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] [DISCUSS] Optimizing linux applications with the help of the kernel.

On Sun, Dec 10, 2006 at 02:06:49AM -0800, Amit Choudhary wrote:
> In both these cases the same data is coming from kernel_to_user and then from user_to_kernel. If
> this can be short-circuited, that is, from kernel_to_kernel then the performance can be increased
> a lot.

Google on 'splice linux'. It can't do what you want right now exactly, but
it might.

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