From: Andi Kleen <ak@suse.de>
To: Rogier Wolff <R.E.Wolff@BitWizard.nl>
Cc: Linux kernel mailing list <linux-kernel@vger.kernel.org>,
linux-net@vger.kernel.org
Subject: Re: zero copy.
Date: Tue, 12 Mar 2002 10:07:24 +0100 [thread overview]
Message-ID: <20020312100724.A11914@wotan.suse.de> (raw)
In-Reply-To: <200203120859.JAA04099@cave.bitwizard.nl>
In-Reply-To: <200203120859.JAA04099@cave.bitwizard.nl>
On Tue, Mar 12, 2002 at 09:59:36AM +0100, Rogier Wolff wrote:
>
> Hi,
>
> Is linux able to do zero copy?
You can do zero copy on TX by using sendfile() or writing a kernel module.
Zero copy on RX is not directly supported by the standard network stack.
It's possible to do it via a kernel module again, but very hackish.
-Andi
next prev parent reply other threads:[~2002-03-12 9:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-12 8:59 Rogier Wolff
2002-03-12 9:07 ` Andi Kleen [this message]
2003-02-06 23:07 Venkat Raghu
2003-02-07 10:04 Emiliano Gabrielli
2005-12-06 12:09 kernel coder
2005-12-06 12:28 ` Steven Whitehouse
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