[PATCH] drm/mm: include required headers in drm_mm.h

[David Herrmann]

We need BUG_ON(), spinlock_t and standard kernel data-types so include the
right headers.

Signed-off-by: David Herrmann <dh.herrmann at gmail.com>
---
 include/drm/drm_mm.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
index a30c9aa..d3f0aa1 100644
--- a/include/drm/drm_mm.h
+++ b/include/drm/drm_mm.h
@@ -36,7 +36,10 @@
 /*
  * Generic range manager structs
  */
+#include <linux/bug.h>
+#include <linux/kernel.h>
 #include <linux/list.h>
+#include <linux/spinlock.h>
 #ifdef CONFIG_DEBUG_FS
 #include <linux/seq_file.h>
 #endif
-- 
1.8.3.3