From: Zdenek Kabelac <zkabelac@redhat.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Len Brown <lenb@kernel.org>,
Linux ACPI <linux-acpi@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: Acpi deadlocks with 3.7.0-rc4
Date: Thu, 29 Nov 2012 13:26:48 +0100 [thread overview]
Message-ID: <50B75488.3090904@redhat.com> (raw)
In-Reply-To: <2444442.WEaJk5cR6y@vostro.rjw.lan>
Dne 29.11.2012 11:59, Rafael J. Wysocki napsal(a):
> On Thursday, November 29, 2012 11:13:10 AM Zdenek Kabelac wrote:
>> Dne 28.11.2012 20:07, Linus Torvalds napsal(a):
>>> whole "prefix_node" pointer is bogus. It seems to have the value 0x1000.
>>
>> Tested also this patch with this result:
>>
>> https://bugzilla.kernel.org/show_bug.cgi?id=51071#c8
>>
>> So while it's made it pass suspend/resume, it's not really usable
>> as docking then.
>
> This just makes acpi_ns_lookup() always return acpi_gbl_root_node
> for things looked up by acpi_ns_get_node() as far as I can say.
>
> Hmm.
>
> If my theory correct, the patch below should catch the bug. Can you please
> test it?
>
Ok now crashing right after 'undock' button press:
https://bugzilla.kernel.org/show_bug.cgi?id=51071#c10
Zdenek
next prev parent reply other threads:[~2012-11-29 12:26 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-15 16:09 Acpi deadlocks with 3.7.0-rc4 Zdenek Kabelac
2012-11-28 16:01 ` Linus Torvalds
2012-11-28 16:21 ` Zdenek Kabelac
2012-11-28 17:02 ` Linus Torvalds
2012-11-28 17:27 ` Zdenek Kabelac
2012-11-28 19:07 ` Linus Torvalds
2012-11-28 20:05 ` Rafael J. Wysocki
2012-11-29 10:13 ` Zdenek Kabelac
2012-11-29 10:59 ` Rafael J. Wysocki
2012-11-29 12:26 ` Zdenek Kabelac [this message]
2012-11-29 16:59 ` Rafael J. Wysocki
2012-11-28 20:31 ` Rafael J. Wysocki
2012-11-29 9:03 ` Zdenek Kabelac
2012-11-29 10:09 ` Rafael J. Wysocki
2012-11-28 18:35 ` Rafael J. Wysocki
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