From: Andi Kleen <ak@suse.de>
To: Dave Jones <davej@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: frequent slab corruption (since a long time)
Date: Wed, 2 Aug 2006 06:35:00 +0200 [thread overview]
Message-ID: <200608020635.00991.ak@suse.de> (raw)
In-Reply-To: <20060802042200.GA30216@redhat.com>
On Wednesday 02 August 2006 06:22, Dave Jones wrote:
> Problem with that approach is that DEBUG_PAGEALLOC makes things
> so damned slow that it's pretty much unusable, and this bug
> doesn't seem to want to repeat itself to order, so I doubt
> many people would put up with the slowdown long enough to chase it down.
Really? It shouldn't be that much slower in theory. Do you
have numbers?
If it's a big problem it could probably be made faster by batching
the TLB flushes more.
-Andi
next prev parent reply other threads:[~2006-08-02 4:37 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-02 2:16 frequent slab corruption (since a long time) Dave Jones
2006-08-02 2:34 ` Roland Dreier
2006-08-02 3:37 ` Andi Kleen
2006-08-02 4:22 ` Dave Jones
2006-08-02 4:35 ` Andi Kleen [this message]
2006-08-02 4:46 ` Dave Jones
2006-08-02 5:05 ` David Miller
2006-08-02 5:31 ` David Miller
2006-08-02 22:23 ` Dave Jones
2006-08-02 22:49 ` David Miller
2006-08-03 17:40 ` Alan Cox
2006-08-03 17:56 ` Dave Jones
2006-08-03 20:48 ` Alan Cox
2006-08-02 23:14 ` Alan Cox
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