374 		struct io_mapped_ubuf	**user_bufs;  member
3028 		req->imu = ctx->user_bufs[index];  in io_prep_rw()
9101 		io_buffer_unmap(ctx, &ctx->user_bufs[i]);  in __io_sqe_buffers_unregister()
9102 	kfree(ctx->user_bufs);  in __io_sqe_buffers_unregister()
9104 	ctx->user_bufs = NULL;  in __io_sqe_buffers_unregister()
9178 		struct io_mapped_ubuf *imu = ctx->user_bufs[i];  in headpage_already_acct()
9328 	ctx->user_bufs = kcalloc(nr_args, sizeof(*ctx->user_bufs), GFP_KERNEL);  in io_buffers_map_alloc()
9329 	return ctx->user_bufs ? 0 : -ENOMEM;  in io_buffers_map_alloc()
9364 	if (ctx->user_bufs)  in io_sqe_buffers_register()
9392 		ret = io_sqe_buffer_register(ctx, &iov, &ctx->user_bufs[i],  in io_sqe_buffers_register()
9448 		if (ctx->user_bufs[i] != ctx->dummy_ubuf) {  in __io_sqe_buffers_update()
9450 						    ctx->rsrc_node, ctx->user_bufs[i]);  in __io_sqe_buffers_update()
9455 			ctx->user_bufs[i] = NULL;  in __io_sqe_buffers_update()
9459 		ctx->user_bufs[i] = imu;  in __io_sqe_buffers_update()
10396 		struct io_mapped_ubuf *buf = ctx->user_bufs[i];  in __io_uring_show_fdinfo()