linux-kernel - Re: [PATCH 1/2] blktrace: fix output of unknown events

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Date:	Wed, 1 Apr 2009 09:46:23 -0300
From:	Arnaldo Carvalho de Melo <acme@...hat.com>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Jens Axboe <jens.axboe@...cle.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] blktrace: fix output of unknown events

Em Wed, Apr 01, 2009 at 04:18:53PM +0800, Li Zefan escreveu:
> Not all events are pc (packet command) events. An event is a pc
> event only if it has BLK_TC_PC bit set.
> 
> Signed-off-by: Li Zefan <lizf@...fujitsu.com>
> ---
>  kernel/trace/blktrace.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
> index 947c5b3..464a6e5 100644
> --- a/kernel/trace/blktrace.c
> +++ b/kernel/trace/blktrace.c
> @@ -1181,7 +1181,7 @@ static enum print_line_t print_one_line(struct trace_iterator *iter,
>  	}
>  
>  	if (unlikely(what == 0 || what >= ARRAY_SIZE(what2act)))
> -		ret = trace_seq_printf(s, "Bad pc action %x\n", what);
> +		ret = trace_seq_printf(s, "Unknown action %x\n", what);
>  	else {
>  		ret = log_action(iter, what2act[what].act[long_act]);
>  		if (ret)

Looks ok,

Acked-by: Arnaldo Carvalho de Melo <acme@...hat.com>
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