Re: [patch for-3.7] mm, mempolicy: fix printing stack contents in numa_maps

On Thu, Oct 25, 2012 at 7:39 AM, Peter Zijlstra [off-list ref] wrote:

So I think the below should work, we hold the spinlock over both rb-tree
modification as sp free, this makes mpol_shared_policy_lookup() which
returns the policy with an incremented refcount work with just the
spinlock.

Comments?

Looks reasonable, if annoyingly complex for something that shouldn't
be important enough for this. Oh well.

However, please check me on this: the need for this is only for
linux-next right now, correct? All the current users in my tree are ok
with just the mutex, no?

            Linus

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