cvs commit: src/sys/dev/fxp if_fxp.c

Nate Lawson nate at root.org
Mon Apr 7 17:26:40 PDT 2003


On Mon, 7 Apr 2003, Jake Burkholder wrote:
> Apparently, On Mon, Apr 07, 2003 at 10:02:44AM -0700,
> 	Maxime Henrion said words to the effect of;
> 
> >   Modified files:
> >     sys/dev/fxp          if_fxp.c 
> >   Log:
> >   Correct the maxsize and maxsegsz parameters for the
> >   bus_dma_tag_create() calls.  Without this, fxp(4) + PAE
> >   would consume insane amounts of bounce pages.
> 
> Cool, thanks.  Actually it didn't allocate enough bounce pages, so it would
> get ENOMEM from busdma when trying to map mbufs; maxsize was too small.
> 
> Jake

I was getting this in actual testing.  Eventually mapping an mbuf returned
ENOMEM and all transmits/receives from my box would halt.  I'm testing
again with this change and it seems to be working ok again.

-Nate




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