On Thu, Feb 21, 2013 at 10:17:10PM +0530, Aneesh Kumar K.V wrote:

From: "Aneesh Kumar K.V" <redacted>

USE PTRS_PER_PTE to indicate the size of pte page.

Signed-off-by: Aneesh Kumar K.V <redacted>
powerpc: Don't hard code the size of pte page

USE PTRS_PER_PTE to indicate the size of pte page.

Signed-off-by: Aneesh Kumar K.V <redacted>

Description and signoff are duplicated.  Description could be more
informative, for example - why would we want to do this?

+/*
+ * hidx is in the second half of the page table. We use the
+ * 8 bytes per each pte entry.

The casual reader probably wouldn't know what "hidx" is.  The comment
needs at least to use a better name than "hidx".

Paul.