linux-kernel - [PATCH tip/core/rcu 4/4] docs/rcu: Update the call

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Date:   Thu,  5 Nov 2020 15:05:10 -0800
From:   paulmck@...nel.org
To:     rcu@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel-team@...com, mingo@...nel.org,
        jiangshanlai@...il.com, akpm@...ux-foundation.org,
        mathieu.desnoyers@...icios.com, josh@...htriplett.org,
        tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org,
        dhowells@...hat.com, edumazet@...gle.com, fweisbec@...il.com,
        oleg@...hat.com, joel@...lfernandes.org, Hui Su <sh_def@....com>,
        "Paul E . McKenney" <paulmck@...nel.org>
Subject: [PATCH tip/core/rcu 4/4] docs/rcu: Update the call_rcu() API

From: Hui Su <sh_def@....com>

This commit updates the documented API of call_rcu() to use the
rcu_callback_t typedef instead of the open-coded function definition.

Signed-off-by: Hui Su <sh_def@....com>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 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 fb3ff76..1a4723f 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,
-- 
2.9.5