linux-kernel - [PATCH 06/20] futex: Rename __unqueue

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Date:   Wed, 15 Sep 2021 16:07:16 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     andrealmeid@...labora.com, tglx@...utronix.de, mingo@...hat.com,
        dvhart@...radead.org, rostedt@...dmis.org, bigeasy@...utronix.de
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org,
        kernel@...labora.com, krisman@...labora.com,
        linux-api@...r.kernel.org, libc-alpha@...rceware.org,
        mtk.manpages@...il.com, dave@...olabs.net, arnd@...db.de
Subject: [PATCH 06/20] futex: Rename __unqueue_futex()

In order to prepare introducing these symbols into the global
namespace; rename:

  s/__unqueue_futex/__futex_unqueue/g

Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
 kernel/futex/core.c |   14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

--- a/kernel/futex/core.c
+++ b/kernel/futex/core.c
@@ -1470,12 +1470,12 @@ static int futex_lock_pi_atomic(u32 __us
 }
 
 /**
- * __unqueue_futex() - Remove the futex_q from its futex_hash_bucket
+ * __futex_unqueue() - Remove the futex_q from its futex_hash_bucket
  * @q:	The futex_q to unqueue
  *
  * The q->lock_ptr must not be NULL and must be held by the caller.
  */
-static void __unqueue_futex(struct futex_q *q)
+static void __futex_unqueue(struct futex_q *q)
 {
 	struct futex_hash_bucket *hb;
 
@@ -1502,13 +1502,13 @@ static void mark_wake_futex(struct wake_
 		return;
 
 	get_task_struct(p);
-	__unqueue_futex(q);
+	__futex_unqueue(q);
 	/*
 	 * The waiting task can free the futex_q as soon as q->lock_ptr = NULL
 	 * is written, without taking any locks. This is possible in the event
 	 * of a spurious wakeup, for example. A memory barrier is required here
 	 * to prevent the following store to lock_ptr from getting ahead of the
-	 * plist_del in __unqueue_futex().
+	 * plist_del in __futex_unqueue().
 	 */
 	smp_store_release(&q->lock_ptr, NULL);
 
@@ -1958,7 +1958,7 @@ void requeue_pi_wake_futex(struct futex_
 {
 	q->key = *key;
 
-	__unqueue_futex(q);
+	__futex_unqueue(q);
 
 	WARN_ON(!q->rt_waiter);
 	q->rt_waiter = NULL;
@@ -2522,7 +2522,7 @@ static int futex_unqueue(struct futex_q
 			spin_unlock(lock_ptr);
 			goto retry;
 		}
-		__unqueue_futex(q);
+		__futex_unqueue(q);
 
 		BUG_ON(q->pi_state);
 
@@ -2539,7 +2539,7 @@ static int futex_unqueue(struct futex_q
  */
 static void futex_unqueue_pi(struct futex_q *q)
 {
-	__unqueue_futex(q);
+	__futex_unqueue(q);
 
 	BUG_ON(!q->pi_state);
 	put_pi_state(q->pi_state);