[PATCH] IB: move include files to include/rdma

Move the InfiniBand headers from drivers/infiniband/include to include/rdma.
This allows InfiniBand-using code to live elsewhere, and lets us remove the
ugly EXTRA_CFLAGS include path from the InfiniBand Makefiles.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c
index 9376e53..f014e63 100644
--- a/drivers/infiniband/core/cache.c
+++ b/drivers/infiniband/core/cache.c
@@ -39,7 +39,7 @@
 #include <linux/errno.h>
 #include <linux/slab.h>
 
-#include <ib_cache.h>
+#include <rdma/ib_cache.h>
 
 #include "core_priv.h"