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authorAl Viro <viro@zeniv.linux.org.uk>2017-07-04 02:14:56 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2017-11-27 22:19:54 +0100
commit3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae (patch)
tree8b52d66806f02c815198e962758ac4199d9ee6e0 /virt
parentanntotate the places where ->poll() return values go (diff)
downloadlinux-3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae.tar.xz
linux-3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae.zip
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 'virt')
-rw-r--r--virt/kvm/eventfd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
index a1f68ed999d8..a334399fafec 100644
--- a/virt/kvm/eventfd.c
+++ b/virt/kvm/eventfd.c
@@ -188,7 +188,7 @@ irqfd_wakeup(wait_queue_entry_t *wait, unsigned mode, int sync, void *key)
{
struct kvm_kernel_irqfd *irqfd =
container_of(wait, struct kvm_kernel_irqfd, wait);
- unsigned long flags = (unsigned long)key;
+ __poll_t flags = key_to_poll(key);
struct kvm_kernel_irq_routing_entry irq;
struct kvm *kvm = irqfd->kvm;
unsigned seq;