On Wed, Jan 11, 2017 at 03:19:37PM -0800, Andi Kleen wrote:
> > Switching from a single radix-tree to an array of radix-trees to reduce
> > contention seems a bit hacky. That we can do this and have everything
> > continue to work tells me that we're simply using an inappropriate data
> > structur
> Switching from a single radix-tree to an array of radix-trees to reduce
> contention seems a bit hacky. That we can do this and have everything
> continue to work tells me that we're simply using an inappropriate data
> structure to hold this info.
What would you use instead?
A tree with fine
On Wed, 11 Jan 2017 09:55:13 -0800 Tim Chen wrote:
> The patch is to improve the scalability of the swap out/in via using
> fine grained locks for the swap cache. In current kernel, one address
> space will be used for each swap device. And in the common
> configuration, the number of the swap
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