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

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Message-ID: <20071004122439.0944f3db@poseidon.drzeus.cx>
Date:	Thu, 4 Oct 2007 12:24:39 +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 11:30:14 +0200
Jens Axboe <jens.axboe@...cle.com> wrote:

> On Thu, Oct 04 2007, Pierre Ossman wrote:
> > 
> > I assume sg_init_one() still can work on an uninitialized sg entry?
> 
> Yes, but only if that sg entry is not part of a chained list.
> 

Is that a yes or a no? You said that the ->page field was involved in
list chaining, so does or doesn't it have to be initialized before a
call to sg_init_one()?

Rgds
Pierre

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