linux-kernel - Re: [BUG raid1] kernel BUG at drivers/scsi/scsi

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Message-ID: <20100817223145.GC4641@Krystal>
Date:	Tue, 17 Aug 2010 18:31:45 -0400
From:	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	James Bottomley <James.Bottomley@...e.de>,
	linux-scsi@...r.kernel.org, hch@....de, jaxboe@...ionio.com,
	LKML <linux-kernel@...r.kernel.org>, linux-raid@...r.kernel.org
Subject: Re: [BUG raid1] kernel BUG at drivers/scsi/scsi_lib.c:1113

* Jiri Slaby (jirislaby@...il.com) wrote:
> On 08/18/2010 12:09 AM, Mathieu Desnoyers wrote:
> > This is with these changes applied:
> 
> Hi, these are very wrong. Please use ones from:
> http://lkml.org/lkml/2010/8/12/98

Yep, my system boot fine now.

Any plans to fast-track these fixes to mainline ?

Thanks,

Mathieu

> 
> (there are three of them)
> 
> > --- linux.trees.git.orig/drivers/md/raid1.c	2010-08-17 17:40:52.000000000 -0400
> > +++ linux.trees.git/drivers/md/raid1.c	2010-08-17 17:42:59.000000000 -0400
> > @@ -787,7 +787,7 @@ static int make_request(mddev_t *mddev,
> >  	struct bio_list bl;
> >  	struct page **behind_pages = NULL;
> >  	const int rw = bio_data_dir(bio);
> > -	const bool do_sync = (bio->bi_rw & REQ_SYNC);
> > +	const bool do_sync = (bio->bi_rw & REQ_SYNC) != 0;
> >  	bool do_barriers;
> >  	mdk_rdev_t *blocked_rdev;
> >  
> ...
> 
> regards,
> -- 
> js

-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
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