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Re: [2.4 PATCH] pcnet32.c - tx underflow error

To: (Jun Sun)
Subject: Re: [2.4 PATCH] pcnet32.c - tx underflow error
From: Alan Cox <>
Date: Thu, 11 Jul 2002 00:51:37 +0100 (BST)
Cc:, (Ralf Baechle),
In-reply-to: <> from "Jun Sun" at Jul 10, 2002 02:56:08 PM
> This patch fixes a tx underflow error for 79c973 chip.  It essentially delay 
> the transmission until the whole packet is received into the on-chip sdram.
> The patch is already accepted by Marcelo for the 2.4 tree, I think.

Which slows the stuff down for people with real computers. Please apply
some kind of heuristic to this - eg switch to delaying if you exceed
50 failures in a 60 second period.


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