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Subject[PATCH v9 04/17] memcg: Move up for_each_mem_cgroup{, _tree} defines
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Next patch requires these defines are above their current
position, so here they are moved to declarations.

Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Acked-by: Vladimir Davydov <vdavydov.dev@gmail.com>
Tested-by: Shakeel Butt <shakeelb@google.com>
---
mm/memcontrol.c | 30 +++++++++++++++---------------
1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 09517a0da93a..4e81f056ca60 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -233,6 +233,21 @@ enum res_type {
/* Used for OOM nofiier */
#define OOM_CONTROL (0)

+/*
+ * Iteration constructs for visiting all cgroups (under a tree). If
+ * loops are exited prematurely (break), mem_cgroup_iter_break() must
+ * be used for reference counting.
+ */
+#define for_each_mem_cgroup_tree(iter, root) \
+ for (iter = mem_cgroup_iter(root, NULL, NULL); \
+ iter != NULL; \
+ iter = mem_cgroup_iter(root, iter, NULL))
+
+#define for_each_mem_cgroup(iter) \
+ for (iter = mem_cgroup_iter(NULL, NULL, NULL); \
+ iter != NULL; \
+ iter = mem_cgroup_iter(NULL, iter, NULL))
+
/* Some nice accessors for the vmpressure. */
struct vmpressure *memcg_to_vmpressure(struct mem_cgroup *memcg)
{
@@ -862,21 +877,6 @@ static void invalidate_reclaim_iterators(struct mem_cgroup *dead_memcg)
}
}

-/*
- * Iteration constructs for visiting all cgroups (under a tree). If
- * loops are exited prematurely (break), mem_cgroup_iter_break() must
- * be used for reference counting.
- */
-#define for_each_mem_cgroup_tree(iter, root) \
- for (iter = mem_cgroup_iter(root, NULL, NULL); \
- iter != NULL; \
- iter = mem_cgroup_iter(root, iter, NULL))
-
-#define for_each_mem_cgroup(iter) \
- for (iter = mem_cgroup_iter(NULL, NULL, NULL); \
- iter != NULL; \
- iter = mem_cgroup_iter(NULL, iter, NULL))
-
/**
* mem_cgroup_scan_tasks - iterate over tasks of a memory cgroup hierarchy
* @memcg: hierarchy root
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