Subject: Re: linux-next: build failure after merge of the mm tree

From: Stephen Rothwell <[email-masked]>
Date: Tue, 22 Aug 2023 11:22:17 +1000

Hi Matthew,

On Tue, 22 Aug 2023 02:11:44 +0100 Matthew Wilcox <[email-masked]> wrote:
>
> On Tue, Aug 22, 2023 at 09:55:37AM +1000, Stephen Rothwell wrote:
> > In file included from include/trace/trace_events.h:27,
> >                  from include/trace/define_trace.h:102,
> >                  from fs/xfs/xfs_trace.h:4428,
> >                  from fs/xfs/xfs_trace.c:45:
> > include/linux/pgtable.h:8:25: error: initializer element is not constant
> >     8 | #define PMD_ORDER       (PMD_SHIFT - PAGE_SHIFT)  
> 
> Ummm.  PowerPC doesn't have a compile-time constant PMD size?

Yeah, you are not the first (or probably the last) to be caught by that.

-- 
Cheers,
Stephen Rothwell