Subject: Re: TSO on wm(4) (Intel Pro/1000): i82546 vs i8254EI vs others?
To: Jonathan Stone <>
From: Jason Thorpe <>
List: tech-net
Date: 05/23/2005 20:39:26
On May 23, 2005, at 8:32 PM, Jonathan Stone wrote:

> Have you seen Jason's message? Jason's report is that *intel* says TSO
> just doesn't work to spec on this chip; *Intel* issued an errata
> saying that TSO was no longer supported on the 82544 chip.

Let's put this in context... they issued that errata after several  
years of shipping their own drivers for Windows with LSO enabled on  
that chip.  I also know of groups within Intel who continue to use  
LSO on that chip (on non-x86 platforms).

-- thorpej