Re: [PATCH 00/28] mm: preemptibility -v3
From: Andi Kleen
Date: Mon Jun 07 2010 - 12:36:19 EST
Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> writes:
> This patch-set makes part of the mm a lot more preemptible. It converts
> i_mmap_lock and anon_vma->lock to mutexes and makes mmu_gather fully
> preemptible.
How about performance measurements? mutexes still behave quite
differently from spinlocks, especially under contention.
-Andi
--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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