tree 1398a21daab0d20a32d7dd04bb8ecadae2e0df82
parent 9a4f8a878b68d5a5d9ee60908a52cf6a55e1b823
author Tejun Heo <tj@kernel.org> 1236317639 +0900
committer Tejun Heo <tj@kernel.org> 1236317639 +0900

percpu: add an indirection ptr for chunk page map access

Impact: allow sharing page map, no functional difference yet

Make chunk->page access indirect by adding a pointer and renaming the
actual array to page_ar.  This will be used by future changes.

Signed-off-by: Tejun Heo <tj@kernel.org>