Messages in this thread | | | Date | Tue, 22 Aug 2023 02:11:44 +0100 | From | Matthew Wilcox <> | Subject | Re: linux-next: build failure after merge of the mm tree |
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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?
arch/powerpc/include/asm/book3s/64/pgtable.h:#define PMD_SHIFT (PAGE_SHIFT + PTE_INDEX_SIZE) arch/powerpc/include/asm/book3s/64/pgtable.h:#define PTE_INDEX_SIZE __pte_index_size
That's really annoying. I'll try to work around it.
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