Re: [PATCH tip 1/1] blktrace: Use tracing_reset_online_cpus

[Frédéric Weisbecker]

2009/1/28 Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxxxxxxx>:
> Impact: cleanup
>
> Use tracing_reset_online_cpus instead of open coding it.
>
> Cc: Jens Axboe <jens.axboe@xxxxxxxxxx>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
>
> diff --git a/block/blktrace.c b/block/blktrace.c
> index 1b2267c..04d81d3 100644
> --- a/block/blktrace.c
> +++ b/block/blktrace.c
> @@ -1109,12 +1109,7 @@ static void blk_tracer_print_header(struct seq_file *m)
>
>  static void blk_tracer_start(struct trace_array *tr)
>  {
> -       int cpu;
> -
> -       tr->time_start = ftrace_now(tr->cpu);
> -
> -       for_each_online_cpu(cpu)
> -               tracing_reset(tr, cpu);
> +       tracing_reset_online_cpus(tr);
>
>        mutex_lock(&blk_probe_mutex);
>        if (atomic_add_return(1, &blk_probes_ref) == 1)
>

Adding Steven in Cc, he uses to relay tracing patches as patchsets
pull request to Ingo.
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