[toke:xdp-traffic-gen-01 8/10] net/bpf/test_run.c:160: undefined reference to `page_pool_create'

[toke:xdp-traffic-gen-01 8/10] net/bpf/test_run.c:160: undefined reference to `page_pool_create'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git xdp-traffic-gen-01
head:   a7f4d7f9e215d1e540f81f6cd3f5b46d970c5449
commit: fcc7154eccb6e67d55d0cf407d4ce95c49042a5a [8/10] bpf: Add XDP_REDIRECT support to XDP for bpf_prog_run()
config: x86_64-randconfig-a013-20211116 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git/commit/?id=fcc7154eccb6e67d55d0cf407d4ce95c49042a5a
        git remote add toke https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git
        git fetch --no-tags toke xdp-traffic-gen-01
        git checkout fcc7154eccb6e67d55d0cf407d4ce95c49042a5a
        # save the attached .config to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   vmlinux.o: warning: objtool: do_machine_check()+0x6d1: call to queue_task_work() leaves .noinstr.text section
   vmlinux.o: warning: objtool: enter_from_user_mode()+0x4e: call to on_thread_stack() leaves .noinstr.text section
   vmlinux.o: warning: objtool: syscall_enter_from_user_mode()+0x53: call to on_thread_stack() leaves .noinstr.text section
   vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare()+0x4e: call to on_thread_stack() leaves .noinstr.text section
   vmlinux.o: warning: objtool: irqentry_enter_from_user_mode()+0x4e: call to on_thread_stack() leaves .noinstr.text section
   ld: net/bpf/test_run.o: in function `bpf_test_run_xdp_setup':
>> net/bpf/test_run.c:160: undefined reference to `page_pool_create'


vim +160 net/bpf/test_run.c

   144	
   145	static int bpf_test_run_xdp_setup(struct bpf_test_timer *t, struct xdp_buff *orig_ctx)
   146	{
   147		struct xdp_mem_info mem = {};
   148		struct page_pool *pp;
   149		int err;
   150		struct page_pool_params pp_params = {
   151			.order = 0,
   152			.flags = 0,
   153			.pool_size = NAPI_POLL_WEIGHT * 2,
   154			.nid = NUMA_NO_NODE,
   155			.max_len = TEST_XDP_FRAME_SIZE,
   156			.init_callback = bpf_test_run_xdp_init_page,
   157			.init_arg = t,
   158		};
   159	
 > 160		pp = page_pool_create(&pp_params);
   161		if (IS_ERR(pp))
   162			return PTR_ERR(pp);
   163	
   164		/* will copy 'mem->id' into pp->xdp_mem_id */
   165		err = xdp_reg_mem_model(&mem, MEM_TYPE_PAGE_POOL, pp);
   166		if (err) {
   167			page_pool_destroy(pp);
   168			return err;
   169		}
   170		t->xdp.pp = pp;
   171	
   172		/* We create a 'fake' RXQ referencing the original dev, but with an
   173		 * xdp_mem_info pointing to our page_pool
   174		 */
   175		xdp_rxq_info_reg(&t->xdp.rxq, orig_ctx->rxq->dev, 0, 0);
   176		t->xdp.rxq.mem.type = MEM_TYPE_PAGE_POOL;
   177		t->xdp.rxq.mem.id = pp->xdp_mem_id;
   178		t->xdp.orig_ctx = orig_ctx;
   179	
   180		return 0;
   181	}
   182	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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