linux-kernel - Re: [PATCH] Add a tracepoint for block request remapping

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Date:	Mon, 21 Sep 2009 21:11:28 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Jun'ichi Nomura <j-nomura@...jp.nec.com>
Cc:	device-mapper development <dm-devel@...hat.com>,
	linux-kernel@...r.kernel.org, Li Zefan <lizf@...fujitsu.com>,
	Alasdair G Kergon <agk@...hat.com>
Subject: Re: [PATCH] Add a tracepoint for block request remapping

On Tue, Sep 22 2009, Jun'ichi Nomura wrote:
> # Re-sending just the core bit.
> 
> Since 2.6.31 now has request-based device-mapper, it's useful to have
> a tracepoint for request-remapping as well as bio-remapping.
> This patch adds a tracepoint for request-remapping, trace_block_rq_remap().

Applied to the upstream for-linus branch (for 2.6.32).

-- 
Jens Axboe

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