From: Jens Axboe <jens.axboe@oracle.com>
To: Pierre Ossman <drzeus@drzeus.cx>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Don Mullis <dwm@meer.net>,
linux-kernel@vger.kernel.org
Subject: Re: 2.6.23-rc8-mm2: OOPS in mmc on boot
Date: Thu, 4 Oct 2007 11:30:14 +0200 [thread overview]
Message-ID: <20071004093014.GE23808@kernel.dk> (raw)
In-Reply-To: <20071004104626.2a219926@poseidon.drzeus.cx>
On Thu, Oct 04 2007, Pierre Ossman wrote:
> On Thu, 4 Oct 2007 10:06:32 +0200
> Jens Axboe <jens.axboe@oracle.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?
Yes, but only if that sg entry is not part of a chained list.
--
Jens Axboe
next prev parent reply other threads:[~2007-10-04 9:38 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-04 6:11 2.6.23-rc8-mm2: OOPS in mmc on boot Don Mullis
2007-10-04 6:16 ` Andrew Morton
2007-10-04 7:25 ` Jens Axboe
2007-10-04 8:01 ` Pierre Ossman
2007-10-04 8:06 ` Jens Axboe
2007-10-04 8:46 ` Pierre Ossman
2007-10-04 9:30 ` Jens Axboe [this message]
2007-10-04 10:24 ` Pierre Ossman
2007-10-04 10:38 ` Jens Axboe
2007-10-04 10:46 ` Pierre Ossman
2007-10-04 10:59 ` Jens Axboe
2007-10-04 16:19 ` Don Mullis
2007-10-04 16:35 ` Pierre Ossman
2007-10-04 16:42 ` Jens Axboe
2007-10-04 16:46 ` Pierre Ossman
2007-10-04 17:06 ` Don Mullis
2007-10-04 18:10 ` Jens Axboe
2007-10-04 7:28 ` Pierre Ossman
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