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SubjectRe: powerpc: build failures in Linus' tree
On Mon, Aug 03, 2020 at 09:18:00PM +1000, Michael Ellerman wrote:
> If we just move the include of asm/paca.h below asm-generic/percpu.h
> then it avoids the bad circular dependency and we still have paca.h
> included from percpu.h as before.
>
> eg:
>
> diff --git a/arch/powerpc/include/asm/percpu.h b/arch/powerpc/include/asm/percpu.h
> index dce863a7635c..8e5b7d0b851c 100644
> --- a/arch/powerpc/include/asm/percpu.h
> +++ b/arch/powerpc/include/asm/percpu.h
> @@ -10,8 +10,6 @@
>
> #ifdef CONFIG_SMP
>
> -#include <asm/paca.h>
> -
> #define __my_cpu_offset local_paca->data_offset
>
> #endif /* CONFIG_SMP */
> @@ -19,4 +17,6 @@
>
> #include <asm-generic/percpu.h>
>
> +#include <asm/paca.h>
> +
> #endif /* _ASM_POWERPC_PERCPU_H_ */
>
>
> So I think I'm inclined to merge that as a minimal fix that's easy to
> backport.

This totally makes sense indeed!
Willy

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