linux-kernel - Re: [bug] ata subsystem related crash with latest -git

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Message-ID: <20071018071033.GF5063@kernel.dk>
Date:	Thu, 18 Oct 2007 09:10:33 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Jeff Garzik <jgarzik@...ox.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [bug] ata subsystem related crash with latest -git

On Thu, Oct 18 2007, Ingo Molnar wrote:
> 
> * Jens Axboe <jens.axboe@...cle.com> wrote:
> 
> > --- a/drivers/scsi/scsi_lib.c
> > +++ b/drivers/scsi/scsi_lib.c
> > @@ -39,7 +39,7 @@
> >   * (unless chaining is used). Should ideally fit inside a single page, to
> >   * avoid a higher order allocation.
> >   */
> > -#define SCSI_MAX_SG_SEGMENTS	128
> > +#define SCSI_MAX_SG_SEGMENTS	129
> 
> this one finally made the trick and it's booting fine now, without any 
> crashes!

Super, that validates the theory the theory that Linus put forth. So the
bug is clear now, this morning I'll work on proper sg looping.

-- 
Jens Axboe

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