Hi Dave,
On Wed, 20 Nov 2019 12:14:51 +1100 Michael Ellerman <m...@ellerman.id.au> wrote:
>
> From: Eric Dumazet <eduma...@google.com>
>
> A patch in net-next triggered a compile error on powerpc:
>
> include/linux/u64_stats_sync.h: In function 'u64_stats_read':
> include/asm-generic/local64.h:30:37: warning: passing argument 1 of
> 'local_read' discards 'const' qualifier from pointer target type
>
> This seems reasonable to relax powerpc local_read() requirements.
>
> Fixes: 316580b69d0a ("u64_stats: provide u64_stats_t type")
> Signed-off-by: Eric Dumazet <eduma...@google.com>
> Reported-by: kbuild test robot <l...@intel.com>
> Acked-by: Michael Ellerman <m...@ellerman.id.au>
> ---
> arch/powerpc/include/asm/local.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> v2: mpe: Update change log with compiler warning, resend to netdev so it
> appears
> in the netdev patchwork.
>
> Dave can you take this in the net tree so the window of the breakage is as
> small
> as possible please?
I see that you marked this as "Not Applicable" in patchwork.
Michael meant the net-next tree which contains commit
316580b69d0a ("u64_stats: provide u64_stats_t type")
Please consider applying this patch.
> diff --git a/arch/powerpc/include/asm/local.h
> b/arch/powerpc/include/asm/local.h
> index fdd00939270b..bc4bd19b7fc2 100644
> --- a/arch/powerpc/include/asm/local.h
> +++ b/arch/powerpc/include/asm/local.h
> @@ -17,7 +17,7 @@ typedef struct
>
> #define LOCAL_INIT(i) { (i) }
>
> -static __inline__ long local_read(local_t *l)
> +static __inline__ long local_read(const local_t *l)
> {
> return READ_ONCE(l->v);
> }
> --
> 2.21.0
>
--
Cheers,
Stephen Rothwell
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