drm/virtio: Wake up all waiters when capset response comes in.

If multiple callers occur simultaneously, wake them all up.

Signed-off-by: David Riley <davidriley@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20190605234423.11348-2-davidriley@chromium.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
David Riley 2019-06-05 16:44:21 -07:00 committed by Gerd Hoffmann
parent 7fdf478a43
commit 676a905b09

View File

@ -598,7 +598,7 @@ static void virtio_gpu_cmd_capset_cb(struct virtio_gpu_device *vgdev,
}
}
spin_unlock(&vgdev->display_info_lock);
wake_up(&vgdev->resp_wq);
wake_up_all(&vgdev->resp_wq);
}
static int virtio_get_edid_block(void *data, u8 *buf,