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authorAl Viro <viro@zeniv.linux.org.uk>2017-07-03 20:14:56 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2017-11-27 16:19:54 -0500
commit3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae (patch)
tree8b52d66806f02c815198e962758ac4199d9ee6e0 /drivers/vfio/virqfd.c
parente6c8adca20ba459dd88057ca74232bf9f1045075 (diff)
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 <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/vfio/virqfd.c')
-rw-r--r--drivers/vfio/virqfd.c2
1 files changed, 1 insertions, 1 deletions
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 */

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