Subject: Re: Kernel copyin/out optimizations for ARM...
To: None <>
From: Jason R Thorpe <>
List: port-arm
Date: 03/18/2002 07:29:11
On Mon, Mar 18, 2002 at 01:38:19PM +0000, Richard Earnshaw wrote:

 > As far as I could tell from some experiments I ran, the predominant use of 
 > copyin/copyout was for exec().

I benchmarked David's new version using lmbench's "bw_unix", which
does a copyin of the data into a socket, and a copyout back out to

        -- Jason R. Thorpe <>