Messages in this thread | | | Date | Tue, 23 Apr 2019 11:13:15 -0700 | From | Davidlohr Bueso <> | Subject | Re: [PATCH v12 21/31] mm: Introduce find_vma_rcu() |
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On Tue, 23 Apr 2019, Peter Zijlstra wrote:
>Also; the initial motivation was prefaulting large VMAs and the >contention on mmap was killing things; but similarly, the contention on >the refcount (I did try that) killed things just the same.
Right, this is just like what can happen with per-vma locking.
Thanks, Davidlohr
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