Re: [PATCH 17/17] net,act_police,rcu: remove rcu_barrier()

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Le mardi 15 mars 2011 Ã 18:11 +0800, Lai Jiangshan a Ãcrit :
> 
> There is no callback of this module maybe queued
> since we use kfree_rcu(), we can safely remove the rcu_barrier().
> 
> Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
> ---
>  net/sched/act_police.c |    1 -
>  1 files changed, 0 insertions(+), 1 deletions(-)
> 
> diff --git a/net/sched/act_police.c b/net/sched/act_police.c
> index 083b091..22e3f9b 100644
> --- a/net/sched/act_police.c
> +++ b/net/sched/act_police.c
> @@ -397,7 +397,6 @@ static void __exit
>  police_cleanup_module(void)
>  {
>  	tcf_unregister_action(&act_police_ops);
> -	rcu_barrier(); /* Wait for completion of call_rcu()'s (tcf_police_free_rcu) */
>  }
>  
>  module_init(police_init_module);


Why is it a separate patch, and not included in patch 5/17 ?





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