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authorLai Jiangshan <laijs@cn.fujitsu.com>2011-03-18 12:02:20 +0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-05-07 22:51:03 -0700
commitedc86d8a1c824cca1df676f47fc713232885561f (patch)
treeb7262fb7044fa9847b8bb2453aac89d175602e01 /net/core
parentf6f80238fab1ad19c44b4a12501528d50fc7fcd6 (diff)
net,rcu: convert call_rcu(xps_map_release) to kfree_rcu()
The rcu callback xps_map_release() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(xps_map_release). Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/net-sysfs.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index c410f2854c89..48ffc216c86f 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -891,13 +891,6 @@ static ssize_t show_xps_map(struct netdev_queue *queue,
return len;
}
-static void xps_map_release(struct rcu_head *rcu)
-{
- struct xps_map *map = container_of(rcu, struct xps_map, rcu);
-
- kfree(map);
-}
-
static void xps_dev_maps_release(struct rcu_head *rcu)
{
struct xps_dev_maps *dev_maps =
@@ -1002,7 +995,7 @@ static ssize_t store_xps_map(struct netdev_queue *queue,
map = dev_maps ?
xmap_dereference(dev_maps->cpu_map[cpu]) : NULL;
if (map && xmap_dereference(new_dev_maps->cpu_map[cpu]) != map)
- call_rcu(&map->rcu, xps_map_release);
+ kfree_rcu(map, rcu);
if (new_dev_maps->cpu_map[cpu])
nonempty = 1;
}
@@ -1077,7 +1070,7 @@ static void netdev_queue_release(struct kobject *kobj)
else {
RCU_INIT_POINTER(dev_maps->cpu_map[i],
NULL);
- call_rcu(&map->rcu, xps_map_release);
+ kfree_rcu(map, rcu);
map = NULL;
}
}