[PATCH 2/2] drm/msm: Fix missing include files in msm_gem_shrinker.c

[Yanteng Si <siyanteng01@xxxxxxxxx>]

Include linux/vmalloc.h to fix below errors:
error: implicit declaration of function 'register_vmap_purge_notifier'
error: implicit declaration of function 'unregister_vmap_purge_notifier'

Signed-off-by: Yanteng Si <siyanteng@xxxxxxxxxxx>
---
 drivers/gpu/drm/msm/msm_gem_shrinker.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/msm/msm_gem_shrinker.c b/drivers/gpu/drm/msm/msm_gem_shrinker.c
index 0f1b29ee04a9..4a1420b05e97 100644
--- a/drivers/gpu/drm/msm/msm_gem_shrinker.c
+++ b/drivers/gpu/drm/msm/msm_gem_shrinker.c
@@ -4,6 +4,8 @@
  * Author: Rob Clark <robdclark@xxxxxxxxx>
  */
 
+#include <linux/vmalloc.h>
+
 #include "msm_drv.h"
 #include "msm_gem.h"
 #include "msm_gpu.h"
-- 
2.27.0