[19/21] powerpc: Add missing prototypes for hw_breakpoint_handler & arch_unregister_hw_breakpoint

[Michael Ellerman]

On Sun, 2018-02-25 at 17:22:34 UTC, Mathieu Malaterre wrote:
> In commit 5aae8a537080 ("powerpc, hw_breakpoints: Implement hw_breakpoints
> for 64-bit server processors") function hw_breakpoint_handler and
> arch_unregister_hw_breakpoint were added without function prototypes in
> hw_breakpoint.h header.
> 
> Fix the following warning(s) (treated as error in W=1):
> 
>   AR      init/built-in.o
> arch/powerpc/kernel/hw_breakpoint.c:106:6: error: no previous prototype for ‘arch_unregister_hw_breakpoint’ [-Werror=missing-prototypes]
>  void arch_unregister_hw_breakpoint(struct perf_event *bp)
>       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> arch/powerpc/kernel/hw_breakpoint.c:209:5: error: no previous prototype for ‘hw_breakpoint_handler’ [-Werror=missing-prototypes]
>  int hw_breakpoint_handler(struct die_args *args)
>      ^~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
> 
> Signed-off-by: Mathieu Malaterre <malat at debian.org>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/b0d876da1d1cd33a1c28049512a136

cheers