linux-kernel - Re: [PATCH] tools libtraceevent: Silence compiler warning on 32bit build

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Date:	Sat, 26 May 2012 14:16:50 -0300
From:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
To:	Namhyung Kim <namhyung@...il.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...hat.com>,
	Paul Mackerras <paulus@...ba.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tools libtraceevent: Silence compiler warning on 32bit
 build

Em Sat, May 26, 2012 at 12:41:31PM +0900, Namhyung Kim escreveu:
> The gcc complains about casting a pointer to unsigned long long directly:
> 
>     SUBDIR ../lib/traceevent/
>   CC FPIC            event-parse.o
>   CC FPIC            trace-seq.o
>   CC FPIC            parse-filter.o
> /home/namhyung/project/linux/tools/lib/traceevent/parse-filter.c: In function ‘get_value’:
> /home/namhyung/project/linux/tools/lib/traceevent/parse-filter.c:1588: warning: cast from pointer to integer of different size
>   CC FPIC            parse-utils.o
>   BUILD STATIC LIB   libtraceevent.a
> 
> Signed-off-by: Namhyung Kim <namhyung@...il.com>
> ---
>  tools/lib/traceevent/parse-filter.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c
> index 2d40c5e..aa30b43 100644
> --- a/tools/lib/traceevent/parse-filter.c
> +++ b/tools/lib/traceevent/parse-filter.c
> @@ -1585,7 +1585,7 @@ get_value(struct event_format *event,
>  		const char *name;
>  
>  		name = get_comm(event, record);
> -		return (unsigned long long)name;
> +		return (unsigned long)name;

Thanks, applied to my perf/urgent branch,

- Arnaldo
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