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authorPeter Zijlstra <peterz@infradead.org>2021-09-23 14:10:54 -0300
committerPeter Zijlstra <peterz@infradead.org>2021-10-07 13:51:08 +0200
commite7ba9c8fed298fef5aa614685df61db6e6551fa0 (patch)
treeeb8a5d19299bdd4e78d483b3840713ea53dec0e8 /kernel/futex
parent5622eb20520d284a52668e9f911a7f37e7b3f12c (diff)
downloadlinux-e7ba9c8fed298fef5aa614685df61db6e6551fa0.tar.bz2
futex: Rename: queue_{,un}lock()
In order to prepare introducing these symbols into the global namespace; rename them: s/queue_\(un\)*lock/futex_q_\1lock/g Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: André Almeida <andrealmeid@collabora.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: André Almeida <andrealmeid@collabora.com> Link: https://lore.kernel.org/r/20210923171111.300673-6-andrealmeid@collabora.com
Diffstat (limited to 'kernel/futex')
-rw-r--r--kernel/futex/core.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/kernel/futex/core.c b/kernel/futex/core.c
index e70e81c61ea2..63cf0da2e413 100644
--- a/kernel/futex/core.c
+++ b/kernel/futex/core.c
@@ -132,7 +132,7 @@
*
* Note that a new waiter is accounted for in (a) even when it is possible that
* the wait call can return error, in which case we backtrack from it in (b).
- * Refer to the comment in queue_lock().
+ * Refer to the comment in futex_q_lock().
*
* Similarly, in order to account for waiters being requeued on another
* address we always increment the waiters for the destination bucket before
@@ -2410,7 +2410,7 @@ out_unlock:
}
/* The key must be already stored in q->key. */
-static inline struct futex_hash_bucket *queue_lock(struct futex_q *q)
+static inline struct futex_hash_bucket *futex_q_lock(struct futex_q *q)
__acquires(&hb->lock)
{
struct futex_hash_bucket *hb;
@@ -2420,9 +2420,9 @@ static inline struct futex_hash_bucket *queue_lock(struct futex_q *q)
/*
* Increment the counter before taking the lock so that
* a potential waker won't miss a to-be-slept task that is
- * waiting for the spinlock. This is safe as all queue_lock()
+ * waiting for the spinlock. This is safe as all futex_q_lock()
* users end up calling futex_queue(). Similarly, for housekeeping,
- * decrement the counter at queue_unlock() when some error has
+ * decrement the counter at futex_q_unlock() when some error has
* occurred and we don't end up adding the task to the list.
*/
hb_waiters_inc(hb); /* implies smp_mb(); (A) */
@@ -2434,7 +2434,7 @@ static inline struct futex_hash_bucket *queue_lock(struct futex_q *q)
}
static inline void
-queue_unlock(struct futex_hash_bucket *hb)
+futex_q_unlock(struct futex_hash_bucket *hb)
__releases(&hb->lock)
{
spin_unlock(&hb->lock);
@@ -2870,12 +2870,12 @@ retry:
return ret;
retry_private:
- *hb = queue_lock(q);
+ *hb = futex_q_lock(q);
ret = get_futex_value_locked(&uval, uaddr);
if (ret) {
- queue_unlock(*hb);
+ futex_q_unlock(*hb);
ret = get_user(uval, uaddr);
if (ret)
@@ -2888,7 +2888,7 @@ retry_private:
}
if (uval != val) {
- queue_unlock(*hb);
+ futex_q_unlock(*hb);
ret = -EWOULDBLOCK;
}
@@ -3006,7 +3006,7 @@ retry:
goto out;
retry_private:
- hb = queue_lock(&q);
+ hb = futex_q_lock(&q);
ret = futex_lock_pi_atomic(uaddr, hb, &q.key, &q.pi_state, current,
&exiting, 0);
@@ -3030,7 +3030,7 @@ retry_private:
* exit to complete.
* - EAGAIN: The user space value changed.
*/
- queue_unlock(hb);
+ futex_q_unlock(hb);
/*
* Handle the case where the owner is in the middle of
* exiting. Wait for the exit to complete otherwise
@@ -3126,7 +3126,7 @@ no_block:
goto out;
out_unlock_put_key:
- queue_unlock(hb);
+ futex_q_unlock(hb);
out:
if (to) {
@@ -3136,7 +3136,7 @@ out:
return ret != -EINTR ? ret : -ERESTARTNOINTR;
uaddr_faulted:
- queue_unlock(hb);
+ futex_q_unlock(hb);
ret = fault_in_user_writeable(uaddr);
if (ret)
@@ -3421,7 +3421,7 @@ int futex_wait_requeue_pi(u32 __user *uaddr, unsigned int flags,
* shared futexes. We need to compare the keys:
*/
if (match_futex(&q.key, &key2)) {
- queue_unlock(hb);
+ futex_q_unlock(hb);
ret = -EINVAL;
goto out;
}