Messages in this thread | | | Date | Wed, 08 Jan 2014 15:10:55 -0500 | From | Sasha Levin <> | Subject | Re: [PATCH] lockdep: increase static allocations |
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On 01/08/2014 02:51 PM, Andi Kleen wrote: > Sasha Levin <sasha.levin@oracle.com> writes: > >> Fuzzing a recent kernel with a large configuration hits the static >> allocation limits and disables lockdep. > > Doesn't that use a lot more memory? I thought lockdep preallocates. > > Doubling may be too aggressive.
The patch adds about 4MB of memory usage, I didn't think it's too much for something that is only enabled during debugging.
If this is an issue, can I suggest making these values configurable in the .config and just let users pick whatever they want?
Thanks, Sasha
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