mm: replace __get_cpu_var uses with this_cpu_ptr

Replace places where __get_cpu_var() is used for an address calculation
with this_cpu_ptr().

Signed-off-by: Christoph Lameter <cl@linux.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --cc lib/radix-tree.c
Simple merge

diff --cc mm/memcontrol.c
Simple merge

diff --cc mm/memory-failure.c
Simple merge

diff --cc mm/page-writeback.c
Simple merge

diff --cc mm/slub.c
Simple merge

diff --cc mm/swap.c
Simple merge

diff --cc mm/vmalloc.c
Simple merge

diff --cc mm/vmstat.c
Simple merge

diff --cc mm/zsmalloc.c
Simple merge