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authorLai Jiangshan <laijs@cn.fujitsu.com>2011-03-18 12:13:08 +0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-07-20 14:10:18 -0700
commit22a3c7d188c2b7bfc8e949bf9fad215c094ba78b (patch)
tree24f70f4b4efa508dc3675db550215036c515243a /mm/vmalloc.c
parent14769de93ffcaeead98bcb5771d9f88a84f7153c (diff)
downloadlwn-22a3c7d188c2b7bfc8e949bf9fad215c094ba78b.tar.gz
lwn-22a3c7d188c2b7bfc8e949bf9fad215c094ba78b.zip
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@cn.fujitsu.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: David Rientjes <rientjes@google.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 7ff9560e2f83..ab8494cde007 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)