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From: bert hubert <ahu@ds9a.nl>
To: linux-kernel@vger.kernel.org
Cc: aeb@veritas.com
Subject: Re: 2.4 sendfile() not doing as manpage promises?
Date: Mon, 20 Nov 2000 00:16:52 +0100	[thread overview]
Message-ID: <20001120001652.A12969@home.ds9a.nl> (raw)
In-Reply-To: <20001119001558.B10579@home.ds9a.nl> <Pine.LNX.4.30.0011181513290.5897-100000@anime.net> <20001119015259.A10773@home.ds9a.nl> <20001119173623.A1185@veritas.com>
In-Reply-To: <20001119173623.A1185@veritas.com>; from aeb@veritas.com on Sun, Nov 19, 2000 at 05:36:23PM +0100

On Sun, Nov 19, 2000 at 05:36:23PM +0100, Andries Brouwer wrote:
> DESCRIPTION
>        This call copies data  between  one  file  descriptor  and
>        another.   Either  or  both  of these file descriptors may
>        refer to a socket.  in_fd  should  be  a  file  descriptor
>        opened  for  reading  and  out_fd  should  be a descriptor
>        opened for writing.
> 
> If that is incorrect, then editing a private copy of the manpage,
> as Dan Hollis, or the distributor from whom he got his page,
> seems to have done, does not suffice to change the manpage distribution.

Improved attempt:

DESCRIPTION 
	This call copies data between one file descriptor and another.  The
	descriptor from which data is read cannot be a socket but must
	correspond to a file which supports mmap()-like operations. in_fd
	should be a filedescriptor opened for reading and out_fd should be a
	descriptor opened for writing. Because this copying is done within
	the kernel, sendfile() does not need to spend time transfering data
	to and from userspace.

Regards,

bert hubert

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  reply	other threads:[~2000-11-19 22:53 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-11-18 23:15 bert hubert
2000-11-18 23:15 ` Dan Hollis
2000-11-19  0:53   ` bert hubert
2000-11-19 16:36     ` Andries Brouwer
2000-11-19 23:16       ` bert hubert [this message]
2000-11-20  1:11       ` Dan Hollis

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