diff options
author | 2019-10-16 15:13:41 +0100 | |
---|---|---|
committer | 2019-10-23 17:02:34 +0100 | |
commit | ce4dd4429b3c7e4506870796f3b8b06d707d2928 (patch) | |
tree | 5d436325e76805aa5db046b3873added866f6d32 /kernel/sched | |
parent | pipe: Reduce #inclusion of pipe_fs_i.h (diff) | |
download | linux-ce4dd4429b3c7e4506870796f3b8b06d707d2928.tar.gz linux-ce4dd4429b3c7e4506870796f3b8b06d707d2928.tar.bz2 linux-ce4dd4429b3c7e4506870796f3b8b06d707d2928.zip |
Remove the nr_exclusive argument from __wake_up_sync_key()
Remove the nr_exclusive argument from __wake_up_sync_key() and derived
functions as everything seems to set it to 1. Note also that if it wasn't
set to 1, it would clear WF_SYNC anyway.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Diffstat (limited to 'kernel/sched')
-rw-r--r-- | kernel/sched/wait.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/kernel/sched/wait.c b/kernel/sched/wait.c index c1e566a114ca..b4b52361dab7 100644 --- a/kernel/sched/wait.c +++ b/kernel/sched/wait.c @@ -169,7 +169,6 @@ EXPORT_SYMBOL_GPL(__wake_up_locked_key_bookmark); * __wake_up_sync_key - wake up threads blocked on a waitqueue. * @wq_head: the waitqueue * @mode: which threads - * @nr_exclusive: how many wake-one or wake-many threads to wake up * @key: opaque value to be passed to wakeup targets * * The sync wakeup differs that the waker knows that it will schedule @@ -183,26 +182,21 @@ EXPORT_SYMBOL_GPL(__wake_up_locked_key_bookmark); * accessing the task state. */ void __wake_up_sync_key(struct wait_queue_head *wq_head, unsigned int mode, - int nr_exclusive, void *key) + void *key) { - int wake_flags = 1; /* XXX WF_SYNC */ - if (unlikely(!wq_head)) return; - if (unlikely(nr_exclusive != 1)) - wake_flags = 0; - - __wake_up_common_lock(wq_head, mode, nr_exclusive, wake_flags, key); + __wake_up_common_lock(wq_head, mode, 1, WF_SYNC, key); } EXPORT_SYMBOL_GPL(__wake_up_sync_key); /* * __wake_up_sync - see __wake_up_sync_key() */ -void __wake_up_sync(struct wait_queue_head *wq_head, unsigned int mode, int nr_exclusive) +void __wake_up_sync(struct wait_queue_head *wq_head, unsigned int mode) { - __wake_up_sync_key(wq_head, mode, nr_exclusive, NULL); + __wake_up_sync_key(wq_head, mode, NULL); } EXPORT_SYMBOL_GPL(__wake_up_sync); /* For internal use only */ |