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

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Message-ID: <20071004104626.2a219926@poseidon.drzeus.cx>
Date:	Thu, 4 Oct 2007 10:46:26 +0200
From:	Pierre Ossman <drzeus@...eus.cx>
To:	Jens Axboe <jens.axboe@...cle.com>
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, 4 Oct 2007 10:06:32 +0200
Jens Axboe <jens.axboe@...cle.com> wrote:

> On Thu, Oct 04 2007, Pierre Ossman wrote:
> > 
> > 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.
> 

I assume sg_init_one() still can work on an uninitialized sg entry?

Rgds
Pierre


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