From: Dave Jones <davej@codemonkey.org.uk>
To: Steffen Persvold <sp@scali.com>
Cc: Margit Schubert-While <margit@margit.com>, linux-kernel@vger.kernel.org
Subject: Re: 2.4.20-rc2 strange L1 cache values
Date: Wed, 20 Nov 2002 19:29:15 +0000 [thread overview]
Message-ID: <20021120192915.GA14194@suse.de> (raw)
In-Reply-To: <Pine.LNX.4.44.0211202011291.15336-100000@sp-laptop.isdn.scali.no>
On Wed, Nov 20, 2002 at 08:23:04PM +0100, Steffen Persvold wrote:
> The original poster reported on 2.4.20-rc2 (which reports 0K), not 2.4.18.
> The output I provided was from .18 and that clearly says 'L1 I cache:12K'.
> Here are some 'sniplets' of my 2.4.18 dmesg :
> CPU: L1 I cache: 12K, L1 D cache: 8K
My bad. Yes, earlier kernels did confuse the two.
the 12K actually means the trace cache holds 12,000 uops
rather than you have 12KB of cache.
The only bug is the reporting unit.
> Ok, since this is now fixed (with your patch), I really don't care about
> earlier kernels anyway (however some of my customer might have if it was
> an issue). Do you know if your patch is going into 2.4.20 release (it's a
> rather small and useful patch) ?
I've resubmitted it to Marcelo, but it still didn't show up..
Dave
--
| Dave Jones. http://www.codemonkey.org.uk
| SuSE Labs
next prev parent reply other threads:[~2002-11-20 19:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-20 18:05 2.4.20-rc2 strange L1 cache values Margit Schubert-While
2002-11-20 18:13 ` Dave Jones
2002-11-20 18:48 ` Steffen Persvold
2002-11-20 19:01 ` Dave Jones
2002-11-20 19:23 ` Steffen Persvold
2002-11-20 19:29 ` Dave Jones [this message]
-- strict thread matches above, loose matches on Subject: below --
2002-11-20 20:40 Margit Schubert-While
2002-11-20 21:38 ` Dave Jones
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