| From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 35/86] cgroup,rcu: convert call_rcu(free_cgroup_rcu) to kfree_rcu() | Date | Sun, 1 May 2011 06:21:15 -0700 |
| |
From: Lai Jiangshan <laijs@cn.fujitsu.com>
The rcu callback free_cgroup_rcu() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(free_cgroup_rcu).
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Acked-by: Paul Menage <menage@google.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> --- kernel/cgroup.c | 9 +-------- 1 files changed, 1 insertions(+), 8 deletions(-)
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index d5160a8..20451ce 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -806,13 +806,6 @@ static int cgroup_call_pre_destroy(struct cgroup *cgrp) return ret; } -static void free_cgroup_rcu(struct rcu_head *obj) -{ - struct cgroup *cgrp = container_of(obj, struct cgroup, rcu_head); - - kfree(cgrp); -} - static void cgroup_diput(struct dentry *dentry, struct inode *inode) { /* is dentry a directory ? if so, kfree() associated cgroup */ @@ -850,7 +843,7 @@ static void cgroup_diput(struct dentry *dentry, struct inode *inode) */ BUG_ON(!list_empty(&cgrp->pidlists)); - call_rcu(&cgrp->rcu_head, free_cgroup_rcu); + kfree_rcu(cgrp, rcu_head); } iput(inode); } -- 1.7.3.2
|