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event_notifier: cleanups around event_notifier_set_handler

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Remove the useless is_external argument.  Since the iohandler
AioContext is never used for block devices, aio_disable_external
is never called on it.  This lets us remove stubs/iohandler.c.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2017-01-10 11:54:52 +01:00
parent a0f80010b3
commit d6da1e9eca
10 changed files with 33 additions and 42 deletions
Download patch file Download diff file Expand all files Collapse all files

10
hw/virtio/virtio.c
View file

@ -2090,10 +2090,10 @@ void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign,
bool with_irqfd)
{
if (assign && !with_irqfd) {
event_notifier_set_handler(&vq->guest_notifier, false,
event_notifier_set_handler(&vq->guest_notifier,
virtio_queue_guest_notifier_read);
} else {
event_notifier_set_handler(&vq->guest_notifier, false, NULL);
event_notifier_set_handler(&vq->guest_notifier, NULL);
}
if (!assign) {
/* Test and clear notifier before closing it,
@ -2262,7 +2262,7 @@ static int virtio_device_start_ioeventfd_impl(VirtIODevice *vdev)
err = r;
goto assign_error;
}
event_notifier_set_handler(&vq->host_notifier, true,
event_notifier_set_handler(&vq->host_notifier,
virtio_queue_host_notifier_read);
}
@ -2283,7 +2283,7 @@ assign_error:
continue;
}
event_notifier_set_handler(&vq->host_notifier, true, NULL);
event_notifier_set_handler(&vq->host_notifier, NULL);
r = virtio_bus_set_host_notifier(qbus, n, false);
assert(r >= 0);
}
@ -2309,7 +2309,7 @@ static void virtio_device_stop_ioeventfd_impl(VirtIODevice *vdev)
if (!virtio_queue_get_num(vdev, n)) {
continue;
}
event_notifier_set_handler(&vq->host_notifier, true, NULL);
event_notifier_set_handler(&vq->host_notifier, NULL);
r = virtio_bus_set_host_notifier(qbus, n, false);
assert(r >= 0);
}