From owner-freebsd-net  Wed Jul  3 12:10:31 2002
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Date: Wed, 3 Jul 2002 12:10:25 -0700 (PDT)
Message-Id: <200207031910.g63JAPZf000385@vashon.polstra.com>
To: net@freebsd.org
From: John Polstra <jdp@polstra.com>
Cc: gallatin@cs.duke.edu
Subject: Re: bge problem under 4.6-stable
In-Reply-To: <15651.19000.140836.582511@grasshopper.cs.duke.edu>
References: <3EA88113DE92D211807300805FA7994209149EE8@chaplin.lodgenet.com> <200207031554.g63Fsuge013706@vashon.polstra.com> <15651.19000.140836.582511@grasshopper.cs.duke.edu>
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In article <15651.19000.140836.582511@grasshopper.cs.duke.edu>,
Andrew Gallatin  <gallatin@cs.duke.edu> wrote:
> 
> John Polstra writes:
>  > Something is wrong with the hardware checksum offloading for
> <..>
> 
>  > +#if 0
>  >  	ifp->if_hwassist = BGE_CSUM_FEATURES;
>  >  	ifp->if_capabilities = IFCAP_HWCSUM;
>  >  	ifp->if_capenable = ifp->if_capabilities;
>  > +#endif
> 
> <...>
> 
>  > Note, the bug may not be in the driver itself.  I think the bge driver
>  > is the only one that even attempts to do checksum offloading for
>  > fragments.  So the bug could easily be elsewhere in the system.
> 
> Why not try removing CSUM_IP_FRAG from BGE_CSUM_FEATURES?

I'm going to.  I just had a few minutes last night to work on it, so
I tried disabling all checksum offloading to see if the problem had
anything to do with that at all.  Then I ran out of time.

John
-- 
  John Polstra
  John D. Polstra & Co., Inc.                        Seattle, Washington USA
  "Disappointment is a good sign of basic intelligence."  -- Chögyam Trungpa


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