Re: [PATCH 07/10] um: Should hold tasklist_lock while traversingprocesses

From: Peter Zijlstra
Date: Sat Mar 24 2012 - 08:48:57 EST

On Sat, 2012-03-24 at 14:30 +0400, Anton Vorontsov wrote:
> Traversing the tasks requires holding tasklist_lock, otherwise it
> is unsafe.

No it doesn't, it either requires tasklist_lock or rcu_read_lock().
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