linux-kernel - Re: [PATCH 3/4] firewire: enforce access order between generation and node ID

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4798B793.8080909@redhat.com>
Date:	Thu, 24 Jan 2008 11:06:43 -0500
From:	Jarod Wilson <jwilson@...hat.com>
To:	Stefan Richter <stefanr@...6.in-berlin.de>
CC:	linux1394-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org,
	Kristian Høgsberg <krh@...hat.com>,
	Nick Piggin <nickpiggin@...oo.com.au>
Subject: Re: [PATCH 3/4] firewire: enforce access order between generation
 and node ID

Stefan Richter wrote:
> fw_device.node_id and fw_device.generation are accessed without mutexes.
> We have to ensure that all readers will get to see node_id updates
> before generation updates.
> 
> An earlier incarnation of this patch fixes an inability to recognize
> devices after "giving up on config rom",
> https://bugzilla.redhat.com/show_bug.cgi?id=429950
> 
> Signed-off-by: Stefan Richter <stefanr@...6.in-berlin.de>

Verified in concert with parts 1 and 2 as well as with 1, 2 and 4, to fix
'giving up on config rom' issues on multiple system and drive combinations
that were previously affected.

Signed-off-by: Jarod Wilson <jwilson@...hat.com>



-- 
Jarod Wilson
jwilson@...hat.com

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/