linux-kernel - [PATCH 21/24] rcu/tiny: move kvfree_call

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Date:   Tue, 28 Apr 2020 22:59:00 +0200
From:   "Uladzislau Rezki (Sony)" <urezki@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        "Paul E . McKenney" <paulmck@...nel.org>,
        "Theodore Y . Ts'o" <tytso@....edu>,
        Matthew Wilcox <willy@...radead.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        RCU <rcu@...r.kernel.org>, Uladzislau Rezki <urezki@...il.com>,
        Oleksiy Avramchenko <oleksiy.avramchenko@...ymobile.com>
Subject: [PATCH 21/24] rcu/tiny: move kvfree_call_rcu() out of header

Move inlined kvfree_call_rcu() function out of the
header file. This step is a preparation for head-less
support.

Reviewed-by: Joel Fernandes (Google) <joel@...lfernandes.org>
Signed-off-by: Uladzislau Rezki (Sony) <urezki@...il.com>
---
 include/linux/rcutiny.h | 6 +-----
 kernel/rcu/tiny.c       | 6 ++++++
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index 0c6315c4a0fe..7eb66909ae1b 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -34,11 +34,7 @@ static inline void synchronize_rcu_expedited(void)
 	synchronize_rcu();
 }
 
-static inline void kvfree_call_rcu(struct rcu_head *head, rcu_callback_t func)
-{
-	call_rcu(head, func);
-}
-
+void kvfree_call_rcu(struct rcu_head *head, rcu_callback_t func);
 void rcu_qs(void);
 
 static inline void rcu_softirq_qs(void)
diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c
index aa897c3f2e92..508c82faa45c 100644
--- a/kernel/rcu/tiny.c
+++ b/kernel/rcu/tiny.c
@@ -177,6 +177,12 @@ void call_rcu(struct rcu_head *head, rcu_callback_t func)
 }
 EXPORT_SYMBOL_GPL(call_rcu);
 
+void kvfree_call_rcu(struct rcu_head *head, rcu_callback_t func)
+{
+	call_rcu(head, func);
+}
+EXPORT_SYMBOL_GPL(kvfree_call_rcu);
+
 void __init rcu_init(void)
 {
 	open_softirq(RCU_SOFTIRQ, rcu_process_callbacks);
-- 
2.20.1