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SubjectRe: [PATCH 15/21] powerpc: Add missing prototype for MMU_setup
Mathieu Malaterre <> writes:
> Add a function declaration for MMU_setup at the beginning of the file to
> fix a warning (treated as error in W=1):
> CC kernel/sys.o
> arch/powerpc/mm/init_32.c:102:13: error: no previous prototype for ‘MMU_setup’ [-Werror=missing-prototypes]
> void __init MMU_setup(void)
> ^~~~~~~~~
> cc1: all warnings being treated as errors

Can't it be static instead?

$ git grep -n MMU_setup
arch/powerpc/mm/init_32.c:102:void __init MMU_setup(void)
arch/powerpc/mm/init_32.c:135: MMU_setup();


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