[PATCH 1/4] page cgroup: using vzalloc instead of vmalloc

[Bob Liu <lliubbo@gmail.com>]

Signed-off-by: Bob Liu <lliubbo@gmail.com>
---
 mm/page_cgroup.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 39d216d..6bdc67d 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -513,11 +513,10 @@ int swap_cgroup_swapon(int type, unsigned long max_pages)
 	length = DIV_ROUND_UP(max_pages, SC_PER_PAGE);
 	array_size = length * sizeof(void *);
 
-	array = vmalloc(array_size);
+	array = vzalloc(array_size);
 	if (!array)
 		goto nomem;
 
-	memset(array, 0, array_size);
 	ctrl = &swap_cgroup_ctrl[type];
 	mutex_lock(&swap_cgroup_mutex);
 	ctrl->length = length;
-- 
1.6.3.3


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