[PATCH] mm: kill kmem_cache_t usage

We have struct kmem_cache now so use it instead of the old typedef.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --cc mm/mempolicy.c
Simple merge

diff --cc mm/mempool.c
Simple merge

diff --cc mm/rmap.c
Simple merge

diff --cc mm/shmem.c
Simple merge