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SubjectRe: [PATCH 00/28] mm: preemptibility -v3
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Peter Zijlstra <a.p.zijlstra@chello.nl> 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@linux.intel.com -- Speaking for myself only.


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