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[PATCH 02/12] include/hw/virtio: document virtio_notify_config


From: Alex Bennée
Subject: [PATCH 02/12] include/hw/virtio: document virtio_notify_config
Date: Fri, 14 Apr 2023 17:04:23 +0100

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
---
 include/hw/virtio/virtio.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index f236e94ca6..22ec098462 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -274,6 +274,13 @@ extern const VMStateInfo virtio_vmstate_info;
 
 int virtio_load(VirtIODevice *vdev, QEMUFile *f, int version_id);
 
+/**
+ * virtio_notify_config() - signal a change to device config
+ * @vdev: the virtio device
+ *
+ * Assuming the virtio device is up (VIRTIO_CONFIG_S_DRIVER_OK) this
+ * will trigger a guest interrupt and update the config version.
+ */
 void virtio_notify_config(VirtIODevice *vdev);
 
 bool virtio_queue_get_notification(VirtQueue *vq);
-- 
2.39.2




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