Commit-ID: 22a3c7d188c2b7bfc8e949bf9fad215c094ba78b
Gitweb: http://git.kernel.org/tip/22a3c7d188c2b7bfc8e949bf9fad215c094ba78b
Author: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
AuthorDate: Fri, 18 Mar 2011 12:13:08 +0800
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Wed, 20 Jul 2011 14:10:18 -0700
vmalloc,rcu: Convert call_rcu(rcu_free_vb) to kfree_rcu()
The rcu callback rcu_free_vb() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(rcu_free_vb).
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 7ff9560..ab8494c 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -830,13 +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;
@@ -849,7 +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)
--
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