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From: Andi Kleen <ak@suse.de>
To: Ingo Molnar <mingo@elte.hu>
Cc: Pekka J Enberg <penberg@cs.helsinki.fi>,
	linux-kernel@vger.kernel.org, catalin.marinas@gmail.com
Subject: Re: [PATCH 2.6.17-rc6 7/9] Remove some of the kmemleak false positives
Date: 14 Jun 2006 07:46:02 +0200	[thread overview]
Message-ID: <p73fyi8qoh1.fsf@verdi.suse.de> (raw)
In-Reply-To: <20060614040707.GA7503@elte.hu>

Ingo Molnar <mingo@elte.hu> writes:
> But it's not just about the amount of false negatives, but also about 
> the overhead of scanning. You are concentrated on embedded systems with 
> small RAM - but most of the testers will be running this with at last 
> 1GB of RAM - which is _alot_ of memory to scan.

Most of this should be normally in page cache which doesn't need to be scanned?

There might be some extreme loads with a lot more kernel data, but they
are probably rare.

-Andi 
7

  reply	other threads:[~2006-06-14  5:46 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-06-11 11:18 [PATCH 2.6.17-rc6 0/9] Kernel memory leak detector 0.7 Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 1/9] Base support for kmemleak Catalin Marinas
2006-06-13 11:14   ` Pekka Enberg
2006-06-13 12:47     ` Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 2/9] Some documentation " Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 3/9] Add the memory allocation/freeing hooks " Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 4/9] Modules support " Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 5/9] Add kmemleak support for i386 Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 6/9] Add kmemleak support for ARM Catalin Marinas
2006-06-11 11:21 ` [PATCH 2.6.17-rc6 7/9] Remove some of the kmemleak false positives Catalin Marinas
2006-06-12  5:19   ` Pekka Enberg
2006-06-12  8:11     ` Catalin Marinas
2006-06-12  8:17       ` Pekka J Enberg
2006-06-12  8:43         ` Catalin Marinas
2006-06-12 10:53         ` Ingo Molnar
2006-06-12 11:08           ` Pekka J Enberg
2006-06-12 11:36             ` Ingo Molnar
2006-06-12 11:56               ` Pekka J Enberg
2006-06-12 12:53                 ` Catalin Marinas
2006-06-12 13:12                 ` Ingo Molnar
2006-06-12 14:38                   ` Catalin Marinas
2006-06-12 22:29                   ` Catalin Marinas
2006-06-12 12:56           ` Catalin Marinas
2006-06-12 19:22             ` Ingo Molnar
2006-06-12 22:24               ` Catalin Marinas
2006-06-13  5:53               ` Pekka J Enberg
2006-06-13  6:59                 ` Catalin Marinas
2006-06-13  7:57                   ` Pekka J Enberg
2006-06-13  9:45                     ` Catalin Marinas
2006-06-13 10:04                       ` Pekka Enberg
2006-06-13 10:37                         ` Catalin Marinas
2006-06-13  7:26                 ` Ingo Molnar
2006-06-13  8:11                   ` Pekka J Enberg
2006-06-13 10:49                   ` Catalin Marinas
2006-06-14  4:07                     ` Ingo Molnar
2006-06-14  5:46                       ` Andi Kleen [this message]
2006-06-14  5:53                       ` Jeremy Fitzhardinge
2006-06-14 12:03                         ` Ingo Molnar
2006-06-14 13:46                           ` Catalin Marinas
2006-06-14 13:35                         ` Catalin Marinas
2006-06-14 13:21                       ` Catalin Marinas
2006-06-12  9:17       ` Peter Zijlstra
2006-06-12  9:35         ` Catalin Marinas
2006-06-24 10:20     ` Catalin Marinas
2006-06-24 10:22       ` Ingo Molnar
2006-06-24 10:55         ` Catalin Marinas
2006-07-24 11:15         ` Ingo Molnar
2006-07-24 13:28           ` Catalin Marinas
2006-08-03  6:32             ` Jakub Jelinek
2006-08-03  8:31               ` Catalin Marinas
2006-06-11 11:22 ` [PATCH 2.6.17-rc6 8/9] Simple testing for kmemleak Catalin Marinas
2006-06-11 11:22 ` [PATCH 2.6.17-rc6 9/9] Keep the __init functions after initialization Catalin Marinas

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