Messages in this thread Patch in this message | | | Date | Fri, 18 Mar 2011 12:11:44 +0800 | From | Lai Jiangshan <> | Subject | [PATCH 32/36] ipc,rcu: convert call_rcu(ipc_immediate_free) to kfree_rcu() |
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The rcu callback ipc_immediate_free() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(ipc_immediate_free).
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> --- ipc/util.c | 16 +--------------- 1 files changed, 1 insertions(+), 15 deletions(-)
diff --git a/ipc/util.c b/ipc/util.c index 69a0cc1..e6fb418 100644 --- a/ipc/util.c +++ b/ipc/util.c @@ -576,19 +576,6 @@ static void ipc_schedule_free(struct rcu_head *head) schedule_work(&sched->work); } -/** - * ipc_immediate_free - free ipc + rcu space - * @head: RCU callback structure that contains pointer to be freed - * - * Free from the RCU callback context. - */ -static void ipc_immediate_free(struct rcu_head *head) -{ - struct ipc_rcu_grace *free = - container_of(head, struct ipc_rcu_grace, rcu); - kfree(free); -} - void ipc_rcu_putref(void *ptr) { if (--container_of(ptr, struct ipc_rcu_hdr, data)->refcount > 0) @@ -598,8 +585,7 @@ void ipc_rcu_putref(void *ptr) call_rcu(&container_of(ptr, struct ipc_rcu_grace, data)->rcu, ipc_schedule_free); } else { - call_rcu(&container_of(ptr, struct ipc_rcu_grace, data)->rcu, - ipc_immediate_free); + kfree_rcu(container_of(ptr, struct ipc_rcu_grace, data), rcu); } } -- 1.7.4
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