Re: [PATCH/RFC] Shared page tables

[Dave Hansen]

On Tue, 2006-01-17 at 17:53 -0600, Robin Holt wrote:
> This appears to work on ia64 with the attached patch.  Could you
> send me any test application you think would be helpful for me
> to verify it is operating correctly?  I could not get the PTSHARE_PUD
> to compile.  I put _NO_ effort into it.  I found the following line
> was invalid and quit trying.
...
> +config PTSHARE
> +	bool "Share page tables"
> +	default y
> +	help
> +	  Turn on sharing of page tables between processes for large shared
> +	  memory regions.
...

These are probably best put in mm/Kconfig, especially if you're going to
have verbatim copies in each architecture.

-- Dave

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