linux-kernel - Re: 2.6.23-rc8-mm2: OOPS in mmc on boot

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Message-ID: <20071004080631.GB23808@kernel.dk>
Date:	Thu, 4 Oct 2007 10:06:32 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Pierre Ossman <drzeus@...eus.cx>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Don Mullis <dwm@...r.net>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.23-rc8-mm2: OOPS in mmc on boot

On Thu, Oct 04 2007, Pierre Ossman wrote:
> On Thu, 4 Oct 2007 09:25:15 +0200
> Jens Axboe <jens.axboe@...cle.com> wrote:
> 
> > 
> > It looks like missing init of the sg list in mmc, does this work?
> > 
> 
> Huh? Isn't the block layer supposed to fill in the entire thing? (i.e.
> current contents shouldn't matter)

Yeah, but sg chaining requires that ->page be filled in properly or it
could confuse it. I think I'll add some debugging to catch that.

-- 
Jens Axboe

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