linux-kernel - Re: Is kmemcheck currently broken on tip?

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Date:	Sat, 21 Feb 2009 22:35:19 +0100
From:	Vegard Nossum <vegard.nossum@...il.com>
To:	Sitsofe Wheeler <sitsofe@...oo.com>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Pekka Enberg <penberg@...helsinki.fi>
Subject: Re: Is kmemcheck currently broken on tip?

> 2009/2/21 Sitsofe Wheeler <sitsofe@...oo.com>:
>> Hi,
>>
>> I've been trying to test kmemcheck in linux-tip on my EeePC and things
>> have been going suspiciously not so slow with little extra memory used
>> (at least compared to the last time I used kmemcheck). While I see
>> [    0.063412] kmemcheck: "Bugs, beware!"
>> in dmesg, I'm not sure kmemcheck is working especially since nothing is
>> flagged when I trigger the issue described in
>> http://marc.info/?l=linux-kernel&m=123472656015761&w=1 ...

Ah, sorry, you'll probably have to disable SLUB debugging on the
command line if it was enabled by default in the config. Boot with
slub_debug=- parameter. Maybe we should print a warning for this...


Vegard

-- 
"The animistic metaphor of the bug that maliciously sneaked in while
the programmer was not looking is intellectually dishonest as it
disguises that the error is the programmer's own creation."
	-- E. W. Dijkstra, EWD1036
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