[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20080828075607.GA3795@skl-net.de>
Date: Thu, 28 Aug 2008 09:56:07 +0200
From: Andre Noll <maan@...temlinux.org>
To: Jens Axboe <jens.axboe@...cle.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
"Rafael J. Wysocki" <rjw@...k.pl>, jurriaan <thunder7@...all.nl>,
linux-kernel@...r.kernel.org, Neil Brown <neilb@...e.de>
Subject: Re: 2.6.27-rc4: lots of 'in_atomic():1, irqs_disabled():0' with software-raid1
On 09:48, Jens Axboe wrote:
> Doh right, we of course can't block inside a RCU section. Then
> bitmap.c:write_sb_page() wants fixing:
>
> rcu_read_lock();
> rdev_for_each_rcu(...)
> md_super_write(...)
> bio_alloc(GFP_NOIO, 1);
Also, md_super_write() does not check the return value of bio_alloc().
That probably needs fixing as well.
Andre
--
The only person who always got his work done by Friday was Robinson Crusoe
Download attachment "signature.asc" of type "application/pgp-signature" (190 bytes)
Powered by blists - more mailing lists