On 12/13/2012 05:07 PM, Adam Tkac wrote:
On Wed, Dec 05, 2012 at 01:25:56PM +0100, Petr Spacek wrote:
>On 12/04/2012 02:36 PM, Adam Tkac wrote:
> >On Thu, Nov 15, 2012 at 07:06:37PM +0100, Petr Spacek wrote:
> >>>Hello,
> >>>
> >>>attached patch is preliminary implementation of selective zone flush.
> >>>
> >>>
> >>>Implementation is not so straight-forward as I want to see. Before
> >>>discussing the patch itself - can we consider per-zone caches? In
> >>>that case, we can simply deallocate whole per-zone RBT and we are
> >>>done.
> >>>
> >>>Pros:
> >>>* Potentially better concurrency, simpler code, much less corner cases.
> >>>
> >>>Cons:
> >>>* We have to look into Zone register before searching the cache.
> >>>* It can limit concurrency ... with many extra small zones? I'm not sure.
> >Hi Peter,
> >
> >In my opinion per-zone caches are better. Look into zone register isn't
> >costly operation.
>Second version of the patch with per-zone caches is attached. I cut
>all debugging code so this version could be considered as final.
Ack


Re-based on top of patch 106 and pushed to master and v2: b367091b867bc8541bb842b06a41fe70f1f3a001

--
Petr^2 Spacek

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