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-rw-r--r--mm/memcontrol.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 20a8193a7af8..31abd1c2c0c5 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -211,8 +211,6 @@ struct mem_cgroup {
*/
spinlock_t reclaim_param_lock;
- int prev_priority; /* for recording reclaim priority */
-
/*
* While reclaiming in a hierarchy, we cache the last child we
* reclaimed from.
@@ -858,35 +856,6 @@ int task_in_mem_cgroup(struct task_struct *task, const struct mem_cgroup *mem)
return ret;
}
-/*
- * prev_priority control...this will be used in memory reclaim path.
- */
-int mem_cgroup_get_reclaim_priority(struct mem_cgroup *mem)
-{
- int prev_priority;
-
- spin_lock(&mem->reclaim_param_lock);
- prev_priority = mem->prev_priority;
- spin_unlock(&mem->reclaim_param_lock);
-
- return prev_priority;
-}
-
-void mem_cgroup_note_reclaim_priority(struct mem_cgroup *mem, int priority)
-{
- spin_lock(&mem->reclaim_param_lock);
- if (priority < mem->prev_priority)
- mem->prev_priority = priority;
- spin_unlock(&mem->reclaim_param_lock);
-}
-
-void mem_cgroup_record_reclaim_priority(struct mem_cgroup *mem, int priority)
-{
- spin_lock(&mem->reclaim_param_lock);
- mem->prev_priority = priority;
- spin_unlock(&mem->reclaim_param_lock);
-}
-
static int calc_inactive_ratio(struct mem_cgroup *memcg, unsigned long *present_pages)
{
unsigned long active;