Re: [PATCH] docs/rcu: update the api of call_rcu()

From: Paul E. McKenney
Date: Thu Oct 15 2020 - 13:38:18 EST


On Thu, Oct 15, 2020 at 10:13:34PM +0800, Hui Su wrote:
> update the api of call_rcu()
>
> Signed-off-by: Hui Su <sh_def@xxxxxxx>

Good point, the typedef is more compact. Queued, thank you!

Thanx, Paul

> ---
> Documentation/RCU/whatisRCU.rst | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/Documentation/RCU/whatisRCU.rst b/Documentation/RCU/whatisRCU.rst
> index c7f147b8034f..aa7d5ed20da5 100644
> --- a/Documentation/RCU/whatisRCU.rst
> +++ b/Documentation/RCU/whatisRCU.rst
> @@ -497,8 +497,7 @@ long -- there might be other high-priority work to be done.
> In such cases, one uses call_rcu() rather than synchronize_rcu().
> The call_rcu() API is as follows::
>
> - void call_rcu(struct rcu_head * head,
> - void (*func)(struct rcu_head *head));
> + void call_rcu(struct rcu_head *head, rcu_callback_t func);
>
> This function invokes func(head) after a grace period has elapsed.
> This invocation might happen from either softirq or process context,
> --
> 2.25.1
>
>