[PATCH 06/17] powerpc: Add transactional memory paca scratch register to show_regs

Michael Neuling mikey at neuling.org
Thu Feb 14 12:53:41 EST 2013


Kumar Gala <galak at kernel.crashing.org> wrote:

> 
> On Feb 12, 2013, at 10:31 PM, Michael Neuling wrote:
> 
> > Add transactional memory paca scratch register to show_regs.  This is useful
> > for debugging.
> > 
> > Signed-off-by: Matt Evans <matt at ozlabs.org>
> > Signed-off-by: Michael Neuling <mikey at neuling.org>
> > ---
> > arch/powerpc/include/asm/paca.h   |    1 +
> > arch/powerpc/kernel/asm-offsets.c |    1 +
> > arch/powerpc/kernel/entry_64.S    |    4 ++++
> > arch/powerpc/kernel/process.c     |    3 +++
> > 4 files changed, 9 insertions(+)
> > 
> > diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
> > index c47d687..07e9851 100644
> > --- a/arch/powerpc/include/asm/paca.h
> > +++ b/arch/powerpc/include/asm/paca.h
> > @@ -137,6 +137,7 @@ struct paca_struct {
> > 	u8 irq_work_pending;		/* IRQ_WORK interrupt while soft-disable */
> > 	u8 nap_state_lost;		/* NV GPR values lost in power7_idle */
> > 	u64 sprg3;			/* Saved user-visible sprg */
> 
> #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
> 
> > +	u64 tm_scratch;                 /* TM scratch area for reclaim */
> 
> #endif

Yep.. thanks again.

Mikey


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