To: linux-kernel@vger.kernel.org
From: "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: OT: why no file copy() libc/syscall ??
Date: 13 Nov 2003 12:22:14 -0800
Organization: Transmeta Corporation, Santa Clara CA
Message-ID: <bp0p5m$lke$1@cesium.transmeta.com>
References: <1068512710.722.161.camel@cube> <20031111133859.GA11115@bitwizard.nl> <20031111085323.M8854@devserv.devel.redhat.com>
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Followup to:  <20031111085323.M8854@devserv.devel.redhat.com>
By author:    Jakub Jelinek <jakub@redhat.com>
In newsgroup: linux.dev.kernel
> > 
> > Actually, I think we should have a: 
> > 
> > 	long copy_fd_to_fd (int src, int dst, int len)
> > 
> > type of systemcall. 
> 
> We have one, sendfile(2).
> 

It would be very nice if we could (a) expand the uses of sendfile(2),
and (b) have the libc do the fallback to read/write/mmap as needed.

	-hpa

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