84 static struct dma_fence *vgem_fence_create(struct vgem_file *vfile,  in vgem_fence_create()  argument
130 	struct vgem_file *vfile = file->driver_priv;  in vgem_fence_attach_ioctl()  local
147 	fence = vgem_fence_create(vfile, arg->flags);  in vgem_fence_attach_ioctl()
171 		mutex_lock(&vfile->fence_mutex);  in vgem_fence_attach_ioctl()
172 		ret = idr_alloc(&vfile->fence_idr, fence, 1, 0, GFP_KERNEL);  in vgem_fence_attach_ioctl()
173 		mutex_unlock(&vfile->fence_mutex);  in vgem_fence_attach_ioctl()
209 	struct vgem_file *vfile = file->driver_priv;  in vgem_fence_signal_ioctl()  local
217 	mutex_lock(&vfile->fence_mutex);  in vgem_fence_signal_ioctl()
218 	fence = idr_replace(&vfile->fence_idr, NULL, arg->fence);  in vgem_fence_signal_ioctl()
219 	mutex_unlock(&vfile->fence_mutex);  in vgem_fence_signal_ioctl()
233 int vgem_fence_open(struct vgem_file *vfile)  in vgem_fence_open()  argument
235 	mutex_init(&vfile->fence_mutex);  in vgem_fence_open()
236 	idr_init_base(&vfile->fence_idr, 1);  in vgem_fence_open()
248 void vgem_fence_close(struct vgem_file *vfile)  in vgem_fence_close()  argument
250 	idr_for_each(&vfile->fence_idr, __vgem_fence_idr_fini, vfile);  in vgem_fence_close()
251 	idr_destroy(&vfile->fence_idr);  in vgem_fence_close()
252 	mutex_destroy(&vfile->fence_mutex);  in vgem_fence_close()