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SubjectRe: [PATCH] arch/x86/kernel/kprobes.c: quiet sprase noise about external linkage
(2011/09/10 7:59), H Hartley Sweeten wrote:
> The function arch_unoptimize_kprobes is already declared extern in
> <linux/kprobes.h>. The actual function should not be marked as extern.
> This quiets the following sparse noise:
>
> warning: function 'arch_unoptimize_kprobes' with external linkage has definition

Right, there is no reason to mark it extern.

Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>

Thank you,

>
> Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: "H. Peter Anvin" <hpa@zytor.com>
> Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
> Cc: Namhyung Kim <namhyung@gmail.com>
> Cc: Jiri Olsa <jolsa@redhat.com>
>
> ---
>
> diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
> index f1a6244..e8d5903 100644
> --- a/arch/x86/kernel/kprobes.c
> +++ b/arch/x86/kernel/kprobes.c
> @@ -1483,8 +1483,8 @@ static void __kprobes setup_unoptimize_kprobe(struct text_poke_param *tprm,
> * Recover original instructions and breakpoints from relative jumps.
> * Caller must call with locking kprobe_mutex.
> */
> -extern void arch_unoptimize_kprobes(struct list_head *oplist,
> - struct list_head *done_list)
> +void arch_unoptimize_kprobes(struct list_head *oplist,
> + struct list_head *done_list)
> {
> struct optimized_kprobe *op, *tmp;
> int c = 0;
> --
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--
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@hitachi.com


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