Re: çå: problem with kmemleak

From: Catalin Marinas
Date: Mon May 16 2011 - 04:53:53 EST

On Mon, 2011-05-16 at 08:18 +0100, ttlxzz ccc wrote:
> I'm very glad to find the reason of this problem. It's just because
> the CONFIG_FRAME_POINTER is not set :).
> And in dump_stack() which is defined in arch/x86/kernel/dumpstack.c,
> CONFIG_FRAME_POINTER control whether to get the bp.
> Now I enable CONFIG_FRAME_POINTER and I can see the full backtrace. :)

It's good you found it. I thought STACKTRACE on x86_64 would set the
necessary options like FRAME_POINTER so that it works properly. Kmemleak
only sets STACKTRACE.


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