Re: [PATCH] of: Fix locking when calling of_get_next_available_child()
From: Stephen Warren
Date: Mon Feb 11 2013 - 18:26:54 EST
On 02/11/2013 03:19 PM, Grant Likely wrote:
> of_get_next_available_child() obtains the devtree_lock and then calls
> of_device_is_available() which also attempts to claim the lock. This is
> obviously incorrect and causes a deadlock on boot. Fix issue by adding
> an variant of of_device_is_available() which doesn't obtain the lock.
This patch forgets to update __of_device_is_available() to call
__of_get_property() rather than of_get_property() and hence doesn't
actually solve the problem.
You might want to make __of_device_is_available() static too.
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