Re: [PATCH] anobjrmap 9 priority mjb tree

[Hugh Dickins]

On Wed, 14 Apr 2004, Martin J. Bligh wrote:
> 
> FYI, even without prio-tree, I get a 12% boost from converting i_shared_sem
> into a spinlock. I'll try doing the same on top of prio-tree next.

Good news, though not a surprise.

Any ideas how we might handle latency from vmtruncate (and
try_to_unmap) if using prio_tree with i_shared_lock spinlock?

Hugh

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