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| author | Lai Jiangshan <laijs@cn.fujitsu.com> | 2011-03-18 12:02:47 +0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-05-07 22:51:04 -0700 |
| commit | b55071eb6011413af3b9c434ae77dea8832069c8 (patch) | |
| tree | 47d1ea3b74536adbf5e17388f08981016e5c1397 | |
| parent | edc86d8a1c824cca1df676f47fc713232885561f (diff) | |
| download | kernel_samsung_espresso10-b55071eb6011413af3b9c434ae77dea8832069c8.zip kernel_samsung_espresso10-b55071eb6011413af3b9c434ae77dea8832069c8.tar.gz kernel_samsung_espresso10-b55071eb6011413af3b9c434ae77dea8832069c8.tar.bz2 | |
net,rcu: convert call_rcu(xps_dev_maps_release) to kfree_rcu()
The rcu callback xps_dev_maps_release() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(xps_dev_maps_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>
| -rw-r--r-- | net/core/net-sysfs.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index 48ffc21..80b2aad 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -891,14 +891,6 @@ static ssize_t show_xps_map(struct netdev_queue *queue, return len; } -static void xps_dev_maps_release(struct rcu_head *rcu) -{ - struct xps_dev_maps *dev_maps = - container_of(rcu, struct xps_dev_maps, rcu); - - kfree(dev_maps); -} - static DEFINE_MUTEX(xps_map_mutex); #define xmap_dereference(P) \ rcu_dereference_protected((P), lockdep_is_held(&xps_map_mutex)) @@ -1008,7 +1000,7 @@ static ssize_t store_xps_map(struct netdev_queue *queue, } if (dev_maps) - call_rcu(&dev_maps->rcu, xps_dev_maps_release); + kfree_rcu(dev_maps, rcu); netdev_queue_numa_node_write(queue, (numa_node >= 0) ? numa_node : NUMA_NO_NODE); @@ -1080,7 +1072,7 @@ static void netdev_queue_release(struct kobject *kobj) if (!nonempty) { RCU_INIT_POINTER(dev->xps_maps, NULL); - call_rcu(&dev_maps->rcu, xps_dev_maps_release); + kfree_rcu(dev_maps, rcu); } } |