linux-kernel - Re: [PATCH 1/5] perf tests: Add tip/pid mmap automated tests

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Message-ID: <87iordtomz.fsf@sejong.aot.lge.com>
Date:	Mon, 17 Mar 2014 13:50:12 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	linux-kernel@...r.kernel.org, Don Zickus <dzickus@...hat.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: [PATCH 1/5] perf tests: Add tip/pid mmap automated tests

Hi Jiri,

On Fri, 14 Mar 2014 15:00:02 +0100, Jiri Olsa wrote:
> +static int thread_init(struct thread_data *td)
> +{
> +	void *map;
> +
> +	map = mmap(NULL, page_size, PROT_READ|PROT_WRITE,
> +		   MAP_SHARED|MAP_ANONYMOUS, -1, 0);

Shouldn't it be an executable mapping to be found by MAP__FUNCTION?

Thanks,
Namhyung
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