Re: [PATCH v12 07/14] unwind_user/deferred: Make unwind deferral requests NMI-safe

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On Wed, 2 Jul 2025 17:53:05 +0200
Jens Remus <jremus@xxxxxxxxxxxxx> wrote:

> > @@ -2,6 +2,9 @@
> >  #ifndef _LINUX_UNWIND_USER_DEFERRED_TYPES_H
> >  #define _LINUX_UNWIND_USER_DEFERRED_TYPES_H
> >  
> > +#include <asm/local64.h>
> > +#include <asm/local.h>  
> 
> This creates the following circular dependency, that breaks the build on
> s390 as follows, whenever local64.h is included first, so that local64_t
> is not yet defined when unwind_deferred_types.h gets included down the
> line:

As per the discussion on patch 6, this may not be an issue in the next
version. I'm looking to get rid of 64 bit cmpxchg.

-- Steve




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