linux-kernel - Re: [PATCH #blk-for-2.8] init: DEBUG_BLOCK_EXT

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Message-Id: <200809011834.02577.bzolnier@gmail.com>
Date:	Mon, 1 Sep 2008 18:34:02 +0200
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Jens Axboe <jens.axboe@...cle.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>, dm-devel@...hat.com
Subject: Re: [PATCH #blk-for-2.8] init: DEBUG_BLOCK_EXT_DEVT requires explicit root= param

On Monday 01 September 2008, Tejun Heo wrote:
> DEBUG_BLOCK_EXT_DEVT shuffles SCSI and IDE device numbers and root
> device number set using rdev become meaningless.  Root devices should
> be explicitly specified using textual names.  Warn about it if root
> can't be found and DEBUG_BLOCK_EXT_DEVT is enabled.  Also, add warning
> to the help text.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Cc: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>

Thanks Tejun.  With this patch I'm also fine with having
DEBUG_BLOCK_EXT_DEVT enabled by default.
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