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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-13 10:17:10 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-13 10:17:10 +0100
commitaf40d16042d674442db8cf5fd654fabcd45fea44 (patch)
tree56f80d083a4a7236a0ee7914ef2baa8222d65494 /kernel/sched/wait.c
parent9a0a930fe2535a76ad70d3f43caeccf0d86a3009 (diff)
parent2585cf9dfaaddf00b069673f27bb3f8530e2039c (diff)
Merge v5.15-rc5 into char-misc-next
We need the fixes in here as well, and also resolve some merge conflicts in: drivers/misc/eeprom/at25.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sched/wait.c')
-rw-r--r--kernel/sched/wait.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/sched/wait.c b/kernel/sched/wait.c
index 76577d1642a5d..eca38107b32f1 100644
--- a/kernel/sched/wait.c
+++ b/kernel/sched/wait.c
@@ -238,6 +238,13 @@ void __wake_up_sync(struct wait_queue_head *wq_head, unsigned int mode)
}
EXPORT_SYMBOL_GPL(__wake_up_sync); /* For internal use only */
+void __wake_up_pollfree(struct wait_queue_head *wq_head)
+{
+ __wake_up(wq_head, TASK_NORMAL, 0, poll_to_key(EPOLLHUP | POLLFREE));
+ /* POLLFREE must have cleared the queue. */
+ WARN_ON_ONCE(waitqueue_active(wq_head));
+}
+
/*
* Note: we use "set_current_state()" _after_ the wait-queue add,
* because we need a memory barrier there on SMP, so that any