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From: "André Almeida" <andrealmeid@collabora.com>
To: Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Darren Hart <dvhart@infradead.org>,
	linux-kernel@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: kernel@collabora.com, krisman@collabora.com,
	linux-api@vger.kernel.org, libc-alpha@sourceware.org,
	mtk.manpages@gmail.com, "Davidlohr Bueso" <dave@stgolabs.net>,
	"Arnd Bergmann" <arnd@arndb.de>,
	"André Almeida" <andrealmeid@collabora.com>
Subject: [PATCH v2 07/22] futex: Rename hash_futex()
Date: Thu, 23 Sep 2021 14:10:56 -0300	[thread overview]
Message-ID: <20210923171111.300673-8-andrealmeid@collabora.com> (raw)
In-Reply-To: <20210923171111.300673-1-andrealmeid@collabora.com>

From: Peter Zijlstra <peterz@infradead.org>

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

  s/hash_futex/futex_hash/g

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: André Almeida <andrealmeid@collabora.com>
Signed-off-by: André Almeida <andrealmeid@collabora.com>
---
 kernel/futex/core.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/kernel/futex/core.c b/kernel/futex/core.c
index 88541fba57ea..032189fa7b7f 100644
--- a/kernel/futex/core.c
+++ b/kernel/futex/core.c
@@ -279,7 +279,7 @@ struct futex_hash_bucket {
 
 /*
  * The base of the bucket array and its size are always used together
- * (after initialization only in hash_futex()), so ensure that they
+ * (after initialization only in futex_hash()), so ensure that they
  * reside in the same cacheline.
  */
 static struct {
@@ -380,13 +380,13 @@ static inline int hb_waiters_pending(struct futex_hash_bucket *hb)
 }
 
 /**
- * hash_futex - Return the hash bucket in the global hash
+ * futex_hash - Return the hash bucket in the global hash
  * @key:	Pointer to the futex key for which the hash is calculated
  *
  * We hash on the keys returned from get_futex_key (see below) and return the
  * corresponding hash bucket in the global hash.
  */
-static struct futex_hash_bucket *hash_futex(union futex_key *key)
+static struct futex_hash_bucket *futex_hash(union futex_key *key)
 {
 	u32 hash = jhash2((u32 *)key, offsetof(typeof(*key), both.offset) / 4,
 			  key->both.offset);
@@ -885,7 +885,7 @@ static void exit_pi_state_list(struct task_struct *curr)
 		next = head->next;
 		pi_state = list_entry(next, struct futex_pi_state, list);
 		key = pi_state->key;
-		hb = hash_futex(&key);
+		hb = futex_hash(&key);
 
 		/*
 		 * We can race against put_pi_state() removing itself from the
@@ -1634,7 +1634,7 @@ int futex_wake(u32 __user *uaddr, unsigned int flags, int nr_wake, u32 bitset)
 	if (unlikely(ret != 0))
 		return ret;
 
-	hb = hash_futex(&key);
+	hb = futex_hash(&key);
 
 	/* Make sure we really have tasks to wakeup */
 	if (!hb_waiters_pending(hb))
@@ -1731,8 +1731,8 @@ int futex_wake_op(u32 __user *uaddr1, unsigned int flags, u32 __user *uaddr2,
 	if (unlikely(ret != 0))
 		return ret;
 
-	hb1 = hash_futex(&key1);
-	hb2 = hash_futex(&key2);
+	hb1 = futex_hash(&key1);
+	hb2 = futex_hash(&key2);
 
 retry_private:
 	double_lock_hb(hb1, hb2);
@@ -2172,8 +2172,8 @@ int futex_requeue(u32 __user *uaddr1, unsigned int flags, u32 __user *uaddr2,
 	if (requeue_pi && match_futex(&key1, &key2))
 		return -EINVAL;
 
-	hb1 = hash_futex(&key1);
-	hb2 = hash_futex(&key2);
+	hb1 = futex_hash(&key1);
+	hb2 = futex_hash(&key2);
 
 retry_private:
 	hb_waiters_inc(hb2);
@@ -2415,7 +2415,7 @@ static inline struct futex_hash_bucket *futex_q_lock(struct futex_q *q)
 {
 	struct futex_hash_bucket *hb;
 
-	hb = hash_futex(&q->key);
+	hb = futex_hash(&q->key);
 
 	/*
 	 * Increment the counter before taking the lock so that
@@ -3177,7 +3177,7 @@ int futex_unlock_pi(u32 __user *uaddr, unsigned int flags)
 	if (ret)
 		return ret;
 
-	hb = hash_futex(&key);
+	hb = futex_hash(&key);
 	spin_lock(&hb->lock);
 
 	/*
-- 
2.33.0


  parent reply	other threads:[~2021-09-23 17:12 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-23 17:10 [PATCH v2 00/22] futex: splitup and waitv syscall André Almeida
2021-09-23 17:10 ` [PATCH v2 01/22] futex: Move to kernel/futex/ André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-10-09 14:23     ` André Almeida
2021-10-09 15:56       ` Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 02/22] futex: Split out syscalls André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 03/22] futex: Rename {,__}{,un}queue_me() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 04/22] futex: Rename futex_wait_queue_me() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 05/22] futex: Rename: queue_{,un}lock() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 06/22] futex: Rename __unqueue_futex() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` André Almeida [this message]
2021-10-09 10:07   ` [tip: locking/core] futex: Rename hash_futex() tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 08/22] futex: Rename: {get,cmpxchg}_futex_value_locked() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 09/22] futex: Split out PI futex André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 10/22] futex: Rename: hb_waiter_{inc,dec,pending}() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 11/22] futex: Rename: match_futex() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 12/22] futex: Rename mark_wake_futex() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 13/22] futex: Split out requeue André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-10-13 16:57     ` Mike Galbraith
2021-10-15 10:01       ` Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 14/22] futex: Split out wait/wake André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 15/22] futex: Simplify double_lock_hb() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 16/22] futex: Implement sys_futex_waitv() André Almeida
2021-10-06 11:50   ` Peter Zijlstra
     [not found]     ` <47b13460-27a4-474c-879b-ed1c668e5923@www.fastmail.com>
2021-10-07  9:08       ` Peter Zijlstra
2021-10-07 13:27         ` Steven Rostedt
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 17/22] futex,x86: Wire up sys_futex_waitv() André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 18/22] futex,arm: " André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 19/22] selftests: futex: Add sys_futex_waitv() test André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 20/22] selftests: futex: Test sys_futex_waitv() timeout André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for André Almeida
2021-11-09 11:18   ` [PATCH v2 20/22] " Vasily Gorbik
2021-11-09 12:52     ` André Almeida
2021-11-09 13:00       ` Adhemerval Zanella
2021-11-09 13:05       ` Arnd Bergmann
2021-09-23 17:11 ` [PATCH v2 21/22] selftests: futex: Test sys_futex_waitv() wouldblock André Almeida
2021-10-09 10:07   ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 22/22] futex2: Documentation: Document sys_futex_waitv() uAPI André Almeida
2021-10-09 10:06   ` [tip: locking/core] " tip-bot2 for André Almeida

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