Re: [RFC PATCH 09/10] POWERPC: smp: remove call to ipi_call_lock()/ipi_call_unlock()
From: Peter Zijlstra <peterz@infradead.org>
Date: 2012-06-16 17:31:22
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On Sat, 2012-06-16 at 09:32 -0700, Paul E. McKenney wrote:
However, there is an effort to get rid of stop_machine() from the CPU-down path... So something else will be needed.=20
Elsewhere in this thread I mentioned we could do a synchronize_sched(). I think that covers most of what stop-machine is doing these days.