linux-kernel - Re: [PATCH 5/5] blktrace: print human-readable act

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Message-ID: <20090324083956.GC13016@elte.hu>
Date:	Tue, 24 Mar 2009 09:39:56 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Jens Axboe <jens.axboe@...cle.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/5] blktrace: print human-readable act_mask


* Li Zefan <lizf@...fujitsu.com> wrote:

> Print stringified act_mask instead of hex value:
>  # cat act_mask
>  read,write,barrier,sync,queue,requeue,issue,complete,fs,pc,ahead,meta,
>  discard,drv_data
>  # echo "meta,write" > act_mask
>  # cat act_mask
>  write,meta

btw., does user-space blktrace make use of this facility?

	Ingo
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