Subject: Re: Linux 2.6.x on 8xx status

From: Dan Malek <[email-masked]>
Date: Tue, 22 Mar 2005 15:57:08 -0500

On Mar 22, 2005, at 8:04 AM, Marcelo Tosatti wrote:

> I'm quite puzzled. Why v2.6 calls the "tlbie" instruction 100-or-so
> less times than v2.4 ?

Oh my ...  I'm more worried about the high number of TLB misses
in 2.6 compared to 2.4.  That's really bad.  How did you instrument
the tlbie measurement?  It could be that 2.4 used lots more 'tlbia'
which were replaced by tlbie in 2.6.

Thanks.

	-- Dan