Messages in this thread | | | Subject | [PATCH] ppc64: 64K pages support | From | Benjamin Herrenschmidt <> | Date | Wed, 02 Nov 2005 18:23:18 +1100 |
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On Wed, 2005-11-02 at 18:07 +1100, Benjamin Herrenschmidt wrote: > It took a while, but finally, here is the 64K pages support patch for > ppc64. This patch adds a new CONFIG_PPC_64K_PAGES which, when enabled, > changes the kernel base page size to 64K. The resulting kernel still > boots on any hardware. On current machines with 4K pages support only, > the kernel will maintain 16 "subpages" for each 64K page > transparently. > > Note that while real 64K capable HW has been tested, the current patch > will not enable it yet as such hardware is not released yet, and I'm > still verifying with the firmware architects the proper to get the > information from the newer hypervisors. > > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Oh, and since the mailing lists are probably filtering this out due to the patch size, here's an URL where you can find it too:
http://gate.crashing.org/~benh/ppc64-64k-pages.diff
Ben.
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