cvs commit: src/sys/dev/em if_em.c

[John Birrell]

On Thu, Jul 27, 2006 at 12:43:34AM +0000, Pyun YongHyeon wrote:
> yongari     2006-07-27 00:43:34 UTC
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/dev/em           if_em.c 
>   Log:
>   Prepending an mbuf after loading a DMA map results in unexpected
>   result. So, modify mbuf chains before loading a DMA map.
>   
>   Revision  Changes    Path
>   1.122     +28 -31    src/sys/dev/em/if_em.c

The change immediately after the one that I tested on sun4v brought the
bus_dmamap_unload diagnostics back (worse than before). So much so,
I had to back the change out of my P4 tree.

This is the change that causes the grief:

<http://perforce.freebsd.org/fileDiffView.cgi?FSPC=//depot/projects/dtrace/src/sys/dev/em/if%5fem.c&REV=6&ACT=integrate>

--
John Birrell