CONFIG_PROVE_LOCKING broken on 83xx (and all of powerpc?)

Timur Tabi timur at
Fri Sep 10 05:10:59 EST 2010

On Thu, Sep 9, 2010 at 1:44 PM, Ira W. Snyder <iws at> wrote:

> Single stepping through the initial assembly portion of kernel startup
> shows that the FDT gets clobbered during the function early_init(). This
> trace is reproduced below.

Have you tried also enabling CONFIG_DEBUG_LOCK_ALLOC?  These two
config options are related.

Timur Tabi
Linux kernel developer at Freescale

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