Re: [PATCH 2/2] Simple shared page tables

From: Andreas Mohr
Date: Wed Aug 16 2006 - 04:05:52 EST


On Tue, Aug 15, 2006 at 05:56:18PM -0500, Dave McCracken wrote:
> +config PTSHARE
> + bool "Share page tables"
> + default y
> + help
> + Turn on sharing of page tables between processes for large shared
> + memory regions.

A bit too terse IMHO. It could have mentioned (briefly!) that it is able
to save up to several MB of memory, or any other benefits.
Plus, are there drawbacks? (Management overhead, ...)

Andreas Mohr
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