linux-kernel - Re: [PATCH V6 5/5] perf tools: adding sink configuration for cs

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Message-ID: <20160828141616.GB32293@krava>
Date:   Sun, 28 Aug 2016 16:16:16 +0200
From:   Jiri Olsa <jolsa@...hat.com>
To:     Mathieu Poirier <mathieu.poirier@...aro.org>
Cc:     peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        alexander.shishkin@...ux.intel.com, jolsa@...nel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH V6 5/5] perf tools: adding sink configuration for cs_etm
 PMU

On Thu, Aug 25, 2016 at 02:20:45PM -0600, Mathieu Poirier wrote:

SNIP

>  	return NULL;
>  }
> +
> +static FILE *cs_device__open_file(const char *name)
> +{
> +	struct stat st;
> +	char path[PATH_MAX];
> +	const char *sysfs;
> +
> +	sysfs = sysfs__mountpoint();
> +	if (!sysfs)
> +		return NULL;
> +
> +	snprintf(path, PATH_MAX,
> +		 "%s" CS_BUS_DEVICE_PATH "%s", sysfs, name);
> +
> +	printf("path: %s\n", path);

should this be pr_info ?

jirka