[dm-devel] [PATCH] drivers: md: include "linux/vmalloc.h" in "dm-cache-policy-hints.c"

[Chen Gang]

Need include related header file, or can not pass compiling, the
related error (for powerpc with allmodconfig):

    CC [M]  drivers/md/dm-cache-policy-hints.o
  drivers/md/dm-cache-policy-hints.c: In function ‘alloc_hash’:
  drivers/md/dm-cache-policy-hints.c:94:2: error: implicit declaration of function ‘vzalloc’ [-Werror=implicit-function-declaration]
  drivers/md/dm-cache-policy-hints.c:94:14: warning: assignment makes pointer from integer without a cast [enabled by default]
  drivers/md/dm-cache-policy-hints.c: In function ‘free_hash’:
  drivers/md/dm-cache-policy-hints.c:101:2: error: implicit declaration of function ‘vfree’ [-Werror=implicit-function-declaration]
  drivers/md/dm-cache-policy-hints.c: In function ‘alloc_bitset’:
  drivers/md/dm-cache-policy-hints.c:184:2: warning: return makes pointer from integer without a cast [enabled by default]


Signed-off-by: Chen Gang <gang.chen at asianux.com>
---
 drivers/md/dm-cache-policy-hints.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/md/dm-cache-policy-hints.c b/drivers/md/dm-cache-policy-hints.c
index 312cfb7..a8c1930 100644
--- a/drivers/md/dm-cache-policy-hints.c
+++ b/drivers/md/dm-cache-policy-hints.c
@@ -15,6 +15,7 @@
 #include <linux/hash.h>
 #include <linux/list.h>
 #include <linux/module.h>
+#include <linux/vmalloc.h>
 
 #define DM_MSG_PREFIX "cache-policy-hints"
 
-- 
1.7.7.6