From: Dave Jones <davej@codemonkey.org.uk>
To: mattdm@mattdm.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: cpufreq on Pentium M
Date: Fri, 13 Jun 2003 11:52:24 +0100 [thread overview]
Message-ID: <20030613105224.GA21277@suse.de> (raw)
In-Reply-To: <20030613024549.078A4720B1@jadzia.bu.edu>
On Thu, Jun 12, 2003 at 10:45:49PM -0400, Matthew Miller wrote:
> Hi Dave. This is the output from my Celeron 600A system -- it's a tiny bit
> different from what others posted to the list (an 0x86 instead of an 0x87).
> My understanding is that this CPU has half the L2 cache of the "real"
> Pentium M. Hope this is helpful and not annoying.
Yeah, I'd realised that was also missing. I'll get it in sync with 2.5
after Marcelo makes a 2.4.21
> Also, a question: I had
> assumed that the lack of info in /proc/cpuinfo was simply that an
> informational problem, and that the cache is actually working. Am I
> mistaken? (I.e. will having the kernel support this be a huge performance
> increase?) Thanks!
performance-wise, it may make a small difference on SMP systems, as it
affects the balancing of the scheduler. On UP, shouldn't be any difference.
Dave
next prev parent reply other threads:[~2003-06-13 10:38 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20030612042011$03c0@gated-at.bofh.it>
[not found] ` <20030612062010$3dad@gated-at.bofh.it>
[not found] ` <20030612193016$6d05@gated-at.bofh.it>
[not found] ` <20030612193015$7974@gated-at.bofh.it>
2003-06-13 2:45 ` cpufreq on Pentium M Matthew Miller
2003-06-13 10:52 ` Dave Jones [this message]
2003-06-13 13:23 ` Matthew Miller
2003-06-12 4:13 John Goerzen
2003-06-12 6:18 ` Dave Jones
2003-06-12 7:27 ` Martin List-Petersen
2003-06-12 14:10 ` Mark Watts
2003-06-12 14:44 ` Dave Jones
2003-06-12 15:21 ` John Goerzen
2003-06-12 18:21 ` Dave Jones
2003-06-12 17:38 ` Martin List-Petersen
2003-06-12 15:10 ` John Goerzen
[not found] ` <20030611114642.66f07824.zagarna@yahoo.com>
2003-06-12 19:23 ` Dave Jones
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