Re: [PATCH 16/18] KVM: PPC: Book3S HV: Add transactional memory support

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On Mon, Jan 27, 2014 at 01:47:30PM +0100, Alexander Graf wrote:
> 
> On 08.01.2014, at 11:25, Paul Mackerras <paulus@xxxxxxxxx> wrote:
> 
> > +	/* TM checkpointed state is now setup.  All GPRs are now volatile. */
> > +	TRECHKPT
> 
> Where do we fault to if we get a transaction abort now? We can get one because we're not in suspended TM state, right?

We're in non-transactional state before the trechkpt. instruction and
in suspended state after it, so in neither case will a transaction
abort cause a jump back to the tbegin.

> > -<<<<<<< HEAD
> > -=======
> 
> Ah, so here you remove it again ;). Please run a bisectability test on the next patch set:

Oops, sorry, yes I'll do that.

Paul.
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