Re: [PATCH 1/2] net: fix sleeping while atomic problem in sockmem_cgroup.

[David Miller]

From: Glauber Costa <glommer@xxxxxxxxxxxxx>
Date: Fri, 16 Dec 2011 14:51:59 +0400

> We can't scan the proto_list to initialize sock cgroups, as it
> holds a rwlock, and we also want to keep the code generic enough to
> avoid calling the initialization functions of protocols directly,
> 
> Convert proto_list_lock into a mutex, so we can sleep and do the
> necessary allocations. This lock is seldom taken, so there shouldn't
> be any performance penalties associated with that
> 
> Signed-off-by: Glauber Costa <glommer@xxxxxxxxxxxxx>

Applied.
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