gntdev_ioctl_dmabuf_imp_release 30 drivers/xen/gntdev-dmabuf.h long gntdev_ioctl_dmabuf_imp_release(struct gntdev_priv *priv, gntdev_ioctl_dmabuf_imp_release 1059 drivers/xen/gntdev.c return gntdev_ioctl_dmabuf_imp_release(priv, ptr);