On Thu, Sep 09, 2010 at 11:02:36AM +1000, Benjamin Herrenschmidt wrote: > On Wed, 2010-09-08 at 16:21 -0700, Ira W. Snyder wrote: > > > > > > I am happy to provide more information if it will help. I'm not > > especially > > good at working the debugger. I can't get it to stop at machine_init() > > and let > > me step through the code. > > > > I tried this feature when it first became available on powerpc, and it > > did not work then. At that time, I didn't have the resources to > > investigate further. I don't think a git bisect will help in this > > case. > > That's a concern... lockdep_init() is expected to only perform static > initializations... >
Yes, I looked over the function, and I don't understand where it goes wrong. > Any chance you can stick a data breakpoint early on to catch when the > corruption happens ? > I will attempt to get the debugger to stop at start_kernel. I'm having trouble driving the JTAG debugger (a BDI2000). I have used Denx's guide [1] in the past, but the section on debugging the kernel itself is now missing. [1] http://www.denx.de/wiki/view/DULG/DebuggingLinuxKernel I'll keep trying. Thanks for the reply, Ira _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
