Re: [RFC] Notifier for Externally Mapped Memory (EMM)
From: Peter Zijlstra
Date: Tue Mar 04 2008 - 17:42:59 EST
On Tue, 2008-03-04 at 14:35 -0800, Christoph Lameter wrote:
> RCU means that the callbacks occur in an atomic context.
Not really, if it requires moving the VM locks to sleepable locks under
a .config option, I think its also fair to require PREEMPT_RCU.
OTOH, if you want to unconditionally move the VM locks to sleepable
locks you have a point.
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