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From: Pyun YongHyeon <pyunyh@gmail.com>
Date: Thu, 2 Sep 2010 11:26:52 -0700
To: Pyun YongHyeon <yongari@freebsd.org>
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Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
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Subject: Re: svn commit: r212157 - head/sys/dev/sis
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On Thu, Sep 02, 2010 at 06:10:11PM +0000, Pyun YongHyeon wrote:
> Author: yongari
> Date: Thu Sep  2 18:10:11 2010
> New Revision: 212157
> URL: http://svn.freebsd.org/changeset/base/212157
> 
> Log:
>   Unlike most other controllers, NS DP83815/DP83816 controllers seem
>   to pad with 0xFF when it encounter short frames.  According to RFC
>   1042 the pad bytes should be 0x00.
>   Because manual padding consumes extra CPU cycles, introduce a new
>   tunable which controls the padding behavior. Turning this tunable
>   on will have driver pad manually but it's disabled by default. Users
>   can enable software padding by setting the following tunable to
>   non-zero value.
>   
>   dev.sis.%d.manual_pad="1"
>   
>   PR:	kern/35422 (patch not used)

Opps, it should be read kern/35442.