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From: Grant Grundler <grundler@parisc-linux.org>
To: Joel Soete <soete.joel@tiscali.be>
Cc: parisc-linux@lists.parisc-linux.org
Subject: Re: flush_kernel_[di]cache_page question? [WAS: [parisc-linux] 2.6.10-rc1-pa11 profile data
Date: Fri, 26 Nov 2004 12:02:45 -0700	[thread overview]
Message-ID: <20041126190245.GA4071@colo.lackof.org> (raw)
In-Reply-To: <418A81170000898E@mail-8-bnl.mail.tiscali.sys>

On Fri, Nov 26, 2004 at 05:59:18PM +0100, Joel Soete wrote:
> >  40646 flush_kernel_icache_page                 406.4600
> [...]
> >   4089 flush_kernel_dcache_page                  40.8900
> [...]
> > we really need to do better at cache flushing..... anybody have any
> > ideas? :)
> >
> Is somebody can help me to understand those:
> [...]
> flush_kernel_dcache_page:

Joel,
the problem is not in the flush_kernel_dcache_page() routine.
The problem is we are calling too often.

grant
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  parent reply	other threads:[~2004-11-26 19:02 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-11  7:54 [parisc-linux] 2.6.10-rc1-pa11 profile data Grant Grundler
2004-11-11  8:11 ` Randolph Chung
2004-11-11 17:39   ` Carlos O'Donell
2004-11-11 17:42     ` Randolph Chung
2004-11-11 17:50       ` Matthew Wilcox
2004-11-11 17:59         ` Randolph Chung
2004-11-11 18:36           ` Grant Grundler
2004-11-11 18:23   ` Joel Soete
2004-11-11 18:51     ` Randolph Chung
2004-11-26 16:59   ` flush_kernel_[di]cache_page question? [WAS: " Joel Soete
2004-11-26 17:13     ` Randolph Chung
2004-11-26 19:02     ` Grant Grundler [this message]
2004-11-28 21:01   ` [id]cache meaning? [Was: [parisc-linux] 2.6.10-rc1-pa11 profile data] Joel Soete
2004-11-28 21:13     ` Matthew Wilcox
2004-11-29  1:14       ` Michael S. Zick
2004-11-29  2:00         ` Matthew Wilcox
2004-12-01 17:44   ` More questions " Joel Soete
2004-12-01 17:56     ` Matthew Wilcox
2004-12-01 18:33       ` Joel Soete
2004-12-03 10:24     ` Joel Soete
2004-12-03 15:41       ` Randolph Chung
2004-12-07 14:42         ` Joel Soete
2004-12-03 15:00   ` *lcul and memory granularity question[Was: " Joel Soete
2004-12-03 15:13     ` Matthew Wilcox
2004-11-12  5:29 ` [parisc-linux] 2.6.10-rc1-pa11 profile data Grant Grundler

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