From 3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae Mon Sep 17 00:00:00 2001 From: Al Viro Date: Mon, 3 Jul 2017 20:14:56 -0400 Subject: annotate poll-related wait keys __poll_t is also used as wait key in some waitqueues. Verify that wait_..._poll() gets __poll_t as key and provide a helper for wakeup functions to get back to that __poll_t value. Signed-off-by: Al Viro --- drivers/vfio/virqfd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/vfio/virqfd.c') diff --git a/drivers/vfio/virqfd.c b/drivers/vfio/virqfd.c index d18b10ff119e..8cc4b48ff127 100644 --- a/drivers/vfio/virqfd.c +++ b/drivers/vfio/virqfd.c @@ -46,7 +46,7 @@ static void virqfd_deactivate(struct virqfd *virqfd) static int virqfd_wakeup(wait_queue_entry_t *wait, unsigned mode, int sync, void *key) { struct virqfd *virqfd = container_of(wait, struct virqfd, wait); - unsigned long flags = (unsigned long)key; + __poll_t flags = key_to_poll(key); if (flags & POLLIN) { /* An event has been signaled, call function */ -- cgit v1.2.3