From: Dave Jones <davej@codemonkey.org.uk>
To: Andi Kleen <ak@suse.de>
Cc: Margit Schubert-While <margit@margit.com>, linux-kernel@vger.kernel.org
Subject: Re: L1_CACHE_SHIFT value for P4 ?
Date: Thu, 21 Nov 2002 13:23:02 +0000 [thread overview]
Message-ID: <20021121132302.GD9883@suse.de> (raw)
In-Reply-To: <p73y97nt6fp.fsf@oldwotan.suse.de>
On Thu, Nov 21, 2002 at 02:10:02PM +0100, Andi Kleen wrote:
> The P4 has 128byte L2 cache lines (2^7). The L1 apparently has smaller lines.
Not mine:
L2 unified cache:
Size: 512KB Sectored, 8-way associative.
line size=64 bytes.
Someone (Manfred?) pointed out a chapter in the P4 system programmer guide about
this last time I brought it up. I forget the reasoning, I'll see if I can dig it out..
Dave
--
| Dave Jones. http://www.codemonkey.org.uk
| SuSE Labs
next prev parent reply other threads:[~2002-11-21 13:17 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4.3.2.7.2.20021121130236.00b15370@mail.dns-host.com.suse.lists.linux.kernel>
2002-11-21 13:10 ` L1_CACHE_SHIFT value for P4 ? Andi Kleen
2002-11-21 13:23 ` Dave Jones [this message]
2002-11-21 13:42 ` Andi Kleen
2002-11-21 13:47 ` Dave Jones
2002-11-21 15:03 ` Mikael Pettersson
2002-11-21 14:39 Margit Schubert-While
-- strict thread matches above, loose matches on Subject: below --
2002-11-21 13:25 Margit Schubert-While
2002-11-21 13:30 ` Dave Jones
2002-11-21 12:13 Margit Schubert-While
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