[RFC PATCH] Support for big page sizes on 44x (Updated)

Hollis Blanchard hollis at penguinppc.org
Tue Nov 25 07:32:09 EST 2008


On Wed, Oct 15, 2008 at 8:22 PM, Ilya Yanok <yanok at emcraft.com> wrote:
> These patches add support for selecting page size on PPC 44x.
> First one adds support for 16K/64K pages while second one adds support
> for 256K pages along with some hacks.

Leaving 256K pages aside for now, do you plan to revise the 4/16/64K
page size patch for 2.6.29? KVM gets a huge performance boost from 64K
pages, so I'm anxious to see this go in. I've submitted a few
supporting patches for incidental problems caused by large pages, so I
think it's just down to this patch itself now.

-Hollis



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