linux-kernel - Re: [PATCH -tip] perf probe: fix ARM 32 building error.

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Date:	Wed, 08 Apr 2015 11:36:33 +0900
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Wang Nan <wangnan0@...wei.com>
CC:	acme@...nel.org, jolsa@...nel.org, namhyung@...nel.org,
	mingo@...hat.com, lizefan@...wei.com, pi3orama@....com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -tip] perf probe: fix ARM 32 building error.

(2015/04/08 11:14), Wang Nan wrote:
> Commit 9b118acae310f57baee770b5db402500d8695e50 ("perf probe: Fix to
> handle aliased symbols in glibc") uses an absolute format '%lx' to
> print u64 argument, which causes compiling error on ARM 32.
> 
> This patch replaces it with PRIx64.

Good catch! :)

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

Thanks!

> 
> Signed-off-by: Wang Nan <wangnan0@...wei.com>
> ---
>  tools/perf/util/probe-event.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
> index 8feac07..3dacec9 100644
> --- a/tools/perf/util/probe-event.c
> +++ b/tools/perf/util/probe-event.c
> @@ -320,7 +320,8 @@ static int find_alternative_probe_point(struct debuginfo *dinfo,
>  		ret = -ENOENT;
>  		goto out;
>  	}
> -	pr_debug("Symbol %s address found : %lx\n", pp->function, address);
> +	pr_debug("Symbol %s address found : %" PRIx64 "\n",
> +			pp->function, address);
>  
>  	ret = debuginfo__find_probe_point(dinfo, (unsigned long)address,
>  					  result);
> 


-- 
Masami HIRAMATSU
Linux Technology Research Center, System Productivity Research Dept.
Center for Technology Innovation - Systems Engineering
Hitachi, Ltd., Research & Development Group
E-mail: masami.hiramatsu.pt@...achi.com


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