From: Catalin Marinas <catalin.marinas@gmail.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Andi Kleen <ak@suse.de>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.6.17-rc4 1/6] Base support for kmemleak
Date: Fri, 26 May 2006 23:01:54 +0100 [thread overview]
Message-ID: <44777AD2.5040502@gmail.com> (raw)
In-Reply-To: <20060526085916.GA14388@elte.hu>
Ingo Molnar wrote:
> Also, kmemleak guarantees (assuming the implementation is correct) that
> if a leak happens in practice, it will be detected immediately.
> Coverity, being a static analyzer, wont find leaks that are obscured by
> some sort of complex codepath.
A good example is the skb allocation/freeing. I'm not sure Coverity is
able to track the code path in a protocol stack. I'll modify a network
driver to "forget" some skb freeing and test the kmemleak detection.
Catalin
next prev parent reply other threads:[~2006-05-26 22:02 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-13 15:57 [RFC PATCH 2.6.17-rc4 0/6] Kernel memory leak detector Catalin Marinas
2006-05-13 16:05 ` [PATCH 2.6.17-rc4 1/6] Base support for kmemleak Catalin Marinas
2006-05-13 17:42 ` Jesper Juhl
2006-05-13 17:47 ` Roland Dreier
2006-05-14 7:24 ` Catalin Marinas
2006-05-14 17:32 ` Ingo Oeser
2006-05-15 10:15 ` Catalin Marinas
2006-05-13 18:11 ` Paul Jackson
2006-05-13 23:20 ` Andi Kleen
2006-05-14 8:19 ` Catalin Marinas
2006-05-15 9:15 ` Andi Kleen
2006-05-15 10:09 ` Catalin Marinas
2006-05-26 8:59 ` Ingo Molnar
2006-05-26 9:39 ` Andi Kleen
2006-05-26 11:31 ` Ingo Molnar
2006-05-26 16:37 ` Catalin Marinas
2006-05-26 17:47 ` Ingo Molnar
2006-05-26 21:49 ` Catalin Marinas
2006-05-26 22:01 ` Catalin Marinas [this message]
2006-05-14 14:53 ` Pekka Enberg
2006-05-14 15:30 ` Catalin Marinas
2006-05-14 15:52 ` Catalin Marinas
2006-05-13 16:05 ` [PATCH 2.6.17-rc4 2/6] Some documentation " Catalin Marinas
2006-05-13 16:06 ` [PATCH 2.6.17-rc4 3/6] Add the memory allocation/freeing hooks " Catalin Marinas
2006-05-14 14:49 ` Pekka Enberg
2006-05-13 16:06 ` [PATCH 2.6.17-rc4 4/6] Add kmemleak support for i386 Catalin Marinas
2006-05-13 18:24 ` Jesper Juhl
2006-05-13 21:20 ` Jan Engelhardt
2006-05-14 7:28 ` Catalin Marinas
2006-05-13 16:06 ` [PATCH 2.6.17-rc4 5/6] Add kmemleak support for ARM Catalin Marinas
2006-05-13 18:25 ` Jesper Juhl
2006-05-13 16:06 ` [PATCH 2.6.17-rc4 6/6] Remove some of the kmemleak false positives Catalin Marinas
2006-05-13 19:21 ` Jesper Juhl
2006-05-14 7:31 ` Catalin Marinas
2006-05-14 14:55 ` Pekka Enberg
2006-05-14 15:39 ` Catalin Marinas
2006-05-14 17:39 ` Ingo Oeser
2006-05-15 10:12 ` Catalin Marinas
2006-05-15 18:32 ` Ingo Oeser
2006-05-15 11:52 ` Avi Kivity
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