Commit-ID: 14769de93ffcaeead98bcb5771d9f88a84f7153c
Gitweb: http://git.kernel.org/tip/14769de93ffcaeead98bcb5771d9f88a84f7153c
Author: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
AuthorDate: Fri, 18 Mar 2011 12:12:19 +0800
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Wed, 20 Jul 2011 14:10:17 -0700
vmalloc,rcu: Convert call_rcu(rcu_free_va) to kfree_rcu()
The rcu callback rcu_free_va() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(rcu_free_va).
Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Reviewed-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
---
mm/vmalloc.c | 9 +--------
1 files changed, 1 insertions(+), 8 deletions(-)
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 1d34d75..7ff9560 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);
}
/*
--
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