linux-kernel - Re: [PATCH 2/3] of: Make of_find_node_by

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]

Date:	Wed, 21 May 2014 18:27:00 -0700
From:	Frank Rowand <frowand.list@...il.com>
To:	Grant Likely <grant.likely@...aro.org>
CC:	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	David Daney <david.daney@...ium.com>,
	Pantelis Antoniou <pantelis.antoniou@...sulko.com>
Subject: Re: [PATCH 2/3] of: Make of_find_node_by_path() handle /aliases

On 5/21/2014 9:09 AM, Grant Likely wrote:
> On Tue, 20 May 2014 19:55:45 -0700, Frank Rowand <frowand.list@...il.com> wrote:
>> On 5/13/2014 7:58 AM, Grant Likely wrote:
>>
>>> Make of_find_node_by_path() handle aliases as prefixes. To make this

< snip >

>>> ---
>>
>>>  drivers/of/base.c | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++----
>>
>>>  1 file changed, 56 insertions(+), 4 deletions(-)
>>
>>
>>
>> Was this patch created against a tree that has modifications to device tree
>>
>> locking?
>>   I get a hang due to deadlock when I apply it.  Patch to verify the
>> cause is below.
> 
> Ummm... I may have forgotten to enable CONFIG_LOCKDEP when testing. Try
> the following fix, and can you please pass me that brown paper bag.

Nononono, I need to keep the bag for my own future use :-)

The following fix looks good and boots successfully on the dragonboard.

-Frank

> 
> g.
> 
> commit 35e9c5ae6c3d0b5eb91579f397d8e1ecb95ee711
> Author: Grant Likely <grant.likely@...aro.org>
> Date:   Thu May 22 01:04:17 2014 +0900
> 
>     dt: Create unlocked version of for_each_child_of_node()
>     
>     When iterating over nodes, sometimes it needs to be done when the DT
>     lock is already held. This patch makes an unlocked version of the
>     for_each_child_of_node() macro.
>     
>     Signed-off-by: Grant Likely <grant.likely@...aro.org>

< snip >

--
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/