On Wed, 10 Apr 2019 21:07:56 +0200
Arnd Bergmann wrote:
> On Wed, Apr 10, 2019 at 6:14 PM Steven Rostedt wrote:
> > On Wed, 10 Apr 2019 18:03:57 +0200 Martin Schwidefsky
> > wrote:
> >
> > > > --- a/arch/s390/include/asm/ftrace.h
> > > > +++ b/arch/s390/include/asm/ftrace.h
> > > > @@ -13,7
On Wed, Apr 10, 2019 at 6:14 PM Steven Rostedt wrote:
> On Wed, 10 Apr 2019 18:03:57 +0200 Martin Schwidefsky
> wrote:
>
> > > --- a/arch/s390/include/asm/ftrace.h
> > > +++ b/arch/s390/include/asm/ftrace.h
> > > @@ -13,7 +13,12 @@
> > >
> > > #ifndef __ASSEMBLY__
> > >
> > > +#ifdef
On Wed, 10 Apr 2019 18:03:57 +0200
Martin Schwidefsky wrote:
> > --- a/arch/s390/include/asm/ftrace.h
> > +++ b/arch/s390/include/asm/ftrace.h
> > @@ -13,7 +13,12 @@
> >
> > #ifndef __ASSEMBLY__
> >
> > +#ifdef CONFIG_CC_IS_CLANG
> > +/* https://bugs.llvm.org/show_bug.cgi?id=41424 */
> >
On Mon, 8 Apr 2019 23:26:23 +0200
Arnd Bergmann wrote:
> llvm on s390 has problems with __builtin_return_address(n), with n>0,
> this results in a somewhat cryptic error message:
>
> fatal error: error in backend: Unsupported stack frame traversal count
>
> To work around it, use the direct
llvm on s390 has problems with __builtin_return_address(n), with n>0,
this results in a somewhat cryptic error message:
fatal error: error in backend: Unsupported stack frame traversal count
To work around it, use the direct return address directly. This
is probably not ideal here, but gets
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