On Tue, Apr 23, 2013 at 05:31:03PM +0900, Namhyung Kim wrote:
> From: Namhyung Kim <[email protected]>
>
SNIP
> +out:
> + put_tracing_file(file);
> + return ret;
> +}
> +
> +static int reset_tracing_files(struct perf_ftrace *ftrace __maybe_unused)
> +{
> + if (write_tracing_file("tracing_on", "0") < 0)
> + return -1;
> +
> + if (write_tracing_file("current_tracer", "nop") < 0)
> + return -1;
> +
> + if (write_tracing_file("set_ftrace_pid", " ") < 0)
> + return -1;
I think we want to reset set_ftrace_pid file as well
probably to -1..
if I'm tracing command with this file having wrong CPU(s)
I dont get any data..
jirka
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