1 files changed, 2 insertions, 16 deletions

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 1d34d75366a..ab8494cde00 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -452,13 +452,6 @@ overflow:
         return ERR_PTR(-EBUSY);
 }
 
-static void rcu_free_va(struct rcu_head *head)
-{
-        struct vmap_area *va = container_of(head, struct vmap_area, rcu_head);
-
-        kfree(va);
-}
-
 static void __free_vmap_area(struct vmap_area *va)
 {
         BUG_ON(RB_EMPTY_NODE(&va->rb_node));
@@ -491,7 +484,7 @@ static void __free_vmap_area(struct vmap_area *va)
         if (va->va_end > VMALLOC_START && va->va_end <= VMALLOC_END)
                 vmap_area_pcpu_hole = max(vmap_area_pcpu_hole, va->va_end);
 
-        call_rcu(&va->rcu_head, rcu_free_va);
+        kfree_rcu(va, rcu_head);
 }
 
 /*
@@ -837,13 +830,6 @@ static struct vmap_block *new_vmap_block(gfp_t gfp_mask)
         return vb;
 }
 
-static void rcu_free_vb(struct rcu_head *head)
-{
-        struct vmap_block *vb = container_of(head, struct vmap_block, rcu_head);
-
-        kfree(vb);
-}
-
 static void free_vmap_block(struct vmap_block *vb)
 {
         struct vmap_block *tmp;
@@ -856,7 +842,7 @@ static void free_vmap_block(struct vmap_block *vb)
         BUG_ON(tmp != vb);
 
         free_vmap_area_noflush(vb->va);
-        call_rcu(&vb->rcu_head, rcu_free_vb);
+        kfree_rcu(vb, rcu_head);
 }
 
 static void purge_fragmented_blocks(int cpu)