> > diff --git a/arch/s390/include/asm/unwind.h b/arch/s390/include/asm/unwind.h
> > index d827b5b9a32c..1cc96c54169c 100644
> > --- a/arch/s390/include/asm/unwind.h
> > +++ b/arch/s390/include/asm/unwind.h
> > @@ -45,6 +45,25 @@ void __unwind_start(struct unwind_state *state, struct
> > task_stru
On Sun, 28 Jul 2019, Josh Poimboeuf wrote:
> On Wed, Jul 17, 2019 at 01:01:27PM +0200, Miroslav Benes wrote:
> > > On a related note, do you think it would be feasible to extend (in
> > > another patchset) the reliable stack unwinding code a bit so that we
> > > could feed it pre-baked stacks ...
On Wed, Jul 10, 2019 at 12:59:18PM +0200, Miroslav Benes wrote:
> The livepatch consistency model requires reliable stack tracing
> architecture support in order to work properly. In order to achieve
> this, two main issues have to be solved. First, reliable and consistent
> call chain backtracing
On Wed, Jul 17, 2019 at 01:01:27PM +0200, Miroslav Benes wrote:
> > On a related note, do you think it would be feasible to extend (in
> > another patchset) the reliable stack unwinding code a bit so that we
> > could feed it pre-baked stacks ... then we could verify that the code
> > was finding i
On Tue, 16 Jul 2019, Joe Lawrence wrote:
> On Wed, Jul 10, 2019 at 12:59:18PM +0200, Miroslav Benes wrote:
> > The livepatch consistency model requires reliable stack tracing
> > architecture support in order to work properly. In order to achieve
> > this, two main issues have to be solved. First,
On Wed, Jul 10, 2019 at 12:59:18PM +0200, Miroslav Benes wrote:
> The livepatch consistency model requires reliable stack tracing
> architecture support in order to work properly. In order to achieve
> this, two main issues have to be solved. First, reliable and consistent
> call chain backtracing
The livepatch consistency model requires reliable stack tracing
architecture support in order to work properly. In order to achieve
this, two main issues have to be solved. First, reliable and consistent
call chain backtracing has to be ensured. Second, the unwinder needs to
be able to detect stack
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