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Date: Fri, 8 Jan 2016 17:50:53 -0500
From: Steven Rostedt <rostedt@goodmis.org>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: LKML <linux-kernel@vger.kernel.org>, linuxppc-dev@lists.ozlabs.org,
        chuhu@redhat.com
Subject: Re: [RFC][PATCH] ppc: Implement save_stack_trace_regs()
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On Wed, 16 Dec 2015 12:24:19 -0500
Steven Rostedt <rostedt@goodmis.org> wrote:

> On Wed, 09 Dec 2015 12:03:05 +1100
> Michael Ellerman <mpe@ellerman.id.au> wrote:
> 
> > > > Should I take this via powerpc or do you want it to go in via tracing?    
> > > 
> > > You can take it. And you can replace the PT_R1 if you want. I just
> > > noticed that it was defined, and I try to use macro names instead of
> > > hard coded numbers. I was actually looking for a "PT_SP" :-)    
> > 
> > OK thanks.
> > 
> > Looks like we actually have:
> > 
> >   #define kernel_stack_pointer(regs) ((regs)->gpr[1])
> > 
> > So that would be the most self documenting way to do it I guess, though I've
> > never actually seen that macro used anywhere before :)  
> 
> Hi,
> 
> Are you going to take this, or do you want me to?
> 
> -- Steve

Ping?

-- Steve