374 		struct io_mapped_ubuf	**user_bufs;  member
3033 		req->imu = ctx->user_bufs[index];  in io_prep_rw()
8936 		io_buffer_unmap(ctx, &ctx->user_bufs[i]);  in __io_sqe_buffers_unregister()
8937 	kfree(ctx->user_bufs);  in __io_sqe_buffers_unregister()
8939 	ctx->user_bufs = NULL;  in __io_sqe_buffers_unregister()
9013 		struct io_mapped_ubuf *imu = ctx->user_bufs[i];  in headpage_already_acct()
9163 	ctx->user_bufs = kcalloc(nr_args, sizeof(*ctx->user_bufs), GFP_KERNEL);  in io_buffers_map_alloc()
9164 	return ctx->user_bufs ? 0 : -ENOMEM;  in io_buffers_map_alloc()
9199 	if (ctx->user_bufs)  in io_sqe_buffers_register()
9227 		ret = io_sqe_buffer_register(ctx, &iov, &ctx->user_bufs[i],  in io_sqe_buffers_register()
9283 		if (ctx->user_bufs[i] != ctx->dummy_ubuf) {  in __io_sqe_buffers_update()
9285 						    ctx->rsrc_node, ctx->user_bufs[i]);  in __io_sqe_buffers_update()
9290 			ctx->user_bufs[i] = NULL;  in __io_sqe_buffers_update()
9294 		ctx->user_bufs[i] = imu;  in __io_sqe_buffers_update()
10236 		struct io_mapped_ubuf *buf = ctx->user_bufs[i];  in __io_uring_show_fdinfo()