From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B9D5C4332F for ; Thu, 14 Dec 2023 14:29:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1573480AbjLNO3c (ORCPT ); Thu, 14 Dec 2023 09:29:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34602 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230260AbjLNO3a (ORCPT ); Thu, 14 Dec 2023 09:29:30 -0500 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EC123A7; Thu, 14 Dec 2023 06:29:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1702564176; x=1734100176; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Y3yjRwJvTwe+dd+AJdN7EHilGx+zyRX1/RseVtZQirY=; b=fW7/P2lIhW08gUCNfKuccFfHhmW56YrDWBrzqHNuYxfFY0d5zPIBjFif 9DkyJUvRuLSpylmBTNFozc1kn4nDKpx78CIdHKVjmg9Fo/I475B87xG1q jwC37u7FvLZ44tfGHH8egm3FRlH2wmSjSi4jEjmMyoifFJ3xJzsJgFtGa DVO+C9rtu/+kQnPUYAvogO4ltkLdEzJb51x/fhwlhGI1UcInkkDQGYvkE 69rvXhb8uVJewSHiauh6RHFB1OB3D1Djv55LEpdpgtspbEedOQ7Q/z8L3 Tw/MDCWBopiskm+2L3RDdYQHTByIR+OKERuZbqSRfyLRrtmJzSO9AMF/k A==; X-IronPort-AV: E=McAfee;i="6600,9927,10924"; a="375281546" X-IronPort-AV: E=Sophos;i="6.04,275,1695711600"; d="scan'208";a="375281546" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Dec 2023 06:29:36 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10924"; a="803299973" X-IronPort-AV: E=Sophos;i="6.04,275,1695711600"; d="scan'208";a="803299973" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga008.jf.intel.com with ESMTP; 14 Dec 2023 06:29:33 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rDmiR-000MAi-0O; Thu, 14 Dec 2023 14:29:31 +0000 Date: Thu, 14 Dec 2023 22:29:17 +0800 From: kernel test robot To: Bixuan Cui , rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com, akpm@linux-foundation.org Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-mm@kvack.org, cuibixuan@vivo.com, opensource.kernel@vivo.com Subject: Re: [PATCH -next 2/2] mm: vmscan: add new event to trace shrink lru Message-ID: <202312142212.vbSe7CMs-lkp@intel.com> References: <20231212032640.6968-3-cuibixuan@vivo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231212032640.6968-3-cuibixuan@vivo.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Bixuan, kernel test robot noticed the following build errors: [auto build test ERROR on next-20231211] url: https://github.com/intel-lab-lkp/linux/commits/Bixuan-Cui/mm-shrinker-add-new-event-to-trace-shrink-count/20231212-112824 base: next-20231211 patch link: https://lore.kernel.org/r/20231212032640.6968-3-cuibixuan%40vivo.com patch subject: [PATCH -next 2/2] mm: vmscan: add new event to trace shrink lru config: i386-buildonly-randconfig-003-20231214 (https://download.01.org/0day-ci/archive/20231214/202312142212.vbSe7CMs-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231214/202312142212.vbSe7CMs-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202312142212.vbSe7CMs-lkp@intel.com/ All errors (new ones prefixed by >>): mm/vmscan.c: In function 'evict_folios': >> mm/vmscan.c:4533:9: error: implicit declaration of function 'trace_mm_vmscan_lru_shrink_inactive'; did you mean 'trace_mm_vmscan_lru_shrink_inactive_end'? [-Werror=implicit-function-declaration] 4533 | trace_mm_vmscan_lru_shrink_inactive(pgdat->node_id, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | trace_mm_vmscan_lru_shrink_inactive_end cc1: some warnings being treated as errors vim +4533 mm/vmscan.c ac35a490237446 Yu Zhao 2022-09-18 4500 a579086c99ed70 Yu Zhao 2022-12-21 4501 static int evict_folios(struct lruvec *lruvec, struct scan_control *sc, int swappiness) ac35a490237446 Yu Zhao 2022-09-18 4502 { ac35a490237446 Yu Zhao 2022-09-18 4503 int type; ac35a490237446 Yu Zhao 2022-09-18 4504 int scanned; ac35a490237446 Yu Zhao 2022-09-18 4505 int reclaimed; ac35a490237446 Yu Zhao 2022-09-18 4506 LIST_HEAD(list); 359a5e1416caaf Yu Zhao 2022-11-15 4507 LIST_HEAD(clean); ac35a490237446 Yu Zhao 2022-09-18 4508 struct folio *folio; 359a5e1416caaf Yu Zhao 2022-11-15 4509 struct folio *next; ac35a490237446 Yu Zhao 2022-09-18 4510 enum vm_event_item item; ac35a490237446 Yu Zhao 2022-09-18 4511 struct reclaim_stat stat; bd74fdaea14602 Yu Zhao 2022-09-18 4512 struct lru_gen_mm_walk *walk; 359a5e1416caaf Yu Zhao 2022-11-15 4513 bool skip_retry = false; ac35a490237446 Yu Zhao 2022-09-18 4514 struct mem_cgroup *memcg = lruvec_memcg(lruvec); ac35a490237446 Yu Zhao 2022-09-18 4515 struct pglist_data *pgdat = lruvec_pgdat(lruvec); ac35a490237446 Yu Zhao 2022-09-18 4516 ac35a490237446 Yu Zhao 2022-09-18 4517 spin_lock_irq(&lruvec->lru_lock); ac35a490237446 Yu Zhao 2022-09-18 4518 ac35a490237446 Yu Zhao 2022-09-18 4519 scanned = isolate_folios(lruvec, sc, swappiness, &type, &list); ac35a490237446 Yu Zhao 2022-09-18 4520 ac35a490237446 Yu Zhao 2022-09-18 4521 scanned += try_to_inc_min_seq(lruvec, swappiness); ac35a490237446 Yu Zhao 2022-09-18 4522 ac35a490237446 Yu Zhao 2022-09-18 4523 if (get_nr_gens(lruvec, !swappiness) == MIN_NR_GENS) ac35a490237446 Yu Zhao 2022-09-18 4524 scanned = 0; ac35a490237446 Yu Zhao 2022-09-18 4525 ac35a490237446 Yu Zhao 2022-09-18 4526 spin_unlock_irq(&lruvec->lru_lock); ac35a490237446 Yu Zhao 2022-09-18 4527 ac35a490237446 Yu Zhao 2022-09-18 4528 if (list_empty(&list)) ac35a490237446 Yu Zhao 2022-09-18 4529 return scanned; 359a5e1416caaf Yu Zhao 2022-11-15 4530 retry: 49fd9b6df54e61 Matthew Wilcox (Oracle 2022-09-02 4531) reclaimed = shrink_folio_list(&list, pgdat, sc, &stat, false); 359a5e1416caaf Yu Zhao 2022-11-15 4532 sc->nr_reclaimed += reclaimed; 8c2214fc9a470a Jaewon Kim 2023-10-03 @4533 trace_mm_vmscan_lru_shrink_inactive(pgdat->node_id, 8c2214fc9a470a Jaewon Kim 2023-10-03 4534 scanned, reclaimed, &stat, sc->priority, 8c2214fc9a470a Jaewon Kim 2023-10-03 4535 type ? LRU_INACTIVE_FILE : LRU_INACTIVE_ANON); 359a5e1416caaf Yu Zhao 2022-11-15 4536 359a5e1416caaf Yu Zhao 2022-11-15 4537 list_for_each_entry_safe_reverse(folio, next, &list, lru) { 359a5e1416caaf Yu Zhao 2022-11-15 4538 if (!folio_evictable(folio)) { 359a5e1416caaf Yu Zhao 2022-11-15 4539 list_del(&folio->lru); 359a5e1416caaf Yu Zhao 2022-11-15 4540 folio_putback_lru(folio); 359a5e1416caaf Yu Zhao 2022-11-15 4541 continue; 359a5e1416caaf Yu Zhao 2022-11-15 4542 } ac35a490237446 Yu Zhao 2022-09-18 4543 359a5e1416caaf Yu Zhao 2022-11-15 4544 if (folio_test_reclaim(folio) && 359a5e1416caaf Yu Zhao 2022-11-15 4545 (folio_test_dirty(folio) || folio_test_writeback(folio))) { ac35a490237446 Yu Zhao 2022-09-18 4546 /* restore LRU_REFS_FLAGS cleared by isolate_folio() */ ac35a490237446 Yu Zhao 2022-09-18 4547 if (folio_test_workingset(folio)) ac35a490237446 Yu Zhao 2022-09-18 4548 folio_set_referenced(folio); 359a5e1416caaf Yu Zhao 2022-11-15 4549 continue; 359a5e1416caaf Yu Zhao 2022-11-15 4550 } ac35a490237446 Yu Zhao 2022-09-18 4551 359a5e1416caaf Yu Zhao 2022-11-15 4552 if (skip_retry || folio_test_active(folio) || folio_test_referenced(folio) || 359a5e1416caaf Yu Zhao 2022-11-15 4553 folio_mapped(folio) || folio_test_locked(folio) || 359a5e1416caaf Yu Zhao 2022-11-15 4554 folio_test_dirty(folio) || folio_test_writeback(folio)) { 359a5e1416caaf Yu Zhao 2022-11-15 4555 /* don't add rejected folios to the oldest generation */ 359a5e1416caaf Yu Zhao 2022-11-15 4556 set_mask_bits(&folio->flags, LRU_REFS_MASK | LRU_REFS_FLAGS, 359a5e1416caaf Yu Zhao 2022-11-15 4557 BIT(PG_active)); 359a5e1416caaf Yu Zhao 2022-11-15 4558 continue; 359a5e1416caaf Yu Zhao 2022-11-15 4559 } 359a5e1416caaf Yu Zhao 2022-11-15 4560 359a5e1416caaf Yu Zhao 2022-11-15 4561 /* retry folios that may have missed folio_rotate_reclaimable() */ 359a5e1416caaf Yu Zhao 2022-11-15 4562 list_move(&folio->lru, &clean); 359a5e1416caaf Yu Zhao 2022-11-15 4563 sc->nr_scanned -= folio_nr_pages(folio); ac35a490237446 Yu Zhao 2022-09-18 4564 } ac35a490237446 Yu Zhao 2022-09-18 4565 ac35a490237446 Yu Zhao 2022-09-18 4566 spin_lock_irq(&lruvec->lru_lock); ac35a490237446 Yu Zhao 2022-09-18 4567 49fd9b6df54e61 Matthew Wilcox (Oracle 2022-09-02 4568) move_folios_to_lru(lruvec, &list); ac35a490237446 Yu Zhao 2022-09-18 4569 bd74fdaea14602 Yu Zhao 2022-09-18 4570 walk = current->reclaim_state->mm_walk; bd74fdaea14602 Yu Zhao 2022-09-18 4571 if (walk && walk->batched) bd74fdaea14602 Yu Zhao 2022-09-18 4572 reset_batch_size(lruvec, walk); bd74fdaea14602 Yu Zhao 2022-09-18 4573 57e9cc50f4dd92 Johannes Weiner 2022-10-26 4574 item = PGSTEAL_KSWAPD + reclaimer_offset(); ac35a490237446 Yu Zhao 2022-09-18 4575 if (!cgroup_reclaim(sc)) ac35a490237446 Yu Zhao 2022-09-18 4576 __count_vm_events(item, reclaimed); ac35a490237446 Yu Zhao 2022-09-18 4577 __count_memcg_events(memcg, item, reclaimed); ac35a490237446 Yu Zhao 2022-09-18 4578 __count_vm_events(PGSTEAL_ANON + type, reclaimed); ac35a490237446 Yu Zhao 2022-09-18 4579 ac35a490237446 Yu Zhao 2022-09-18 4580 spin_unlock_irq(&lruvec->lru_lock); ac35a490237446 Yu Zhao 2022-09-18 4581 ac35a490237446 Yu Zhao 2022-09-18 4582 mem_cgroup_uncharge_list(&list); ac35a490237446 Yu Zhao 2022-09-18 4583 free_unref_page_list(&list); ac35a490237446 Yu Zhao 2022-09-18 4584 359a5e1416caaf Yu Zhao 2022-11-15 4585 INIT_LIST_HEAD(&list); 359a5e1416caaf Yu Zhao 2022-11-15 4586 list_splice_init(&clean, &list); 359a5e1416caaf Yu Zhao 2022-11-15 4587 359a5e1416caaf Yu Zhao 2022-11-15 4588 if (!list_empty(&list)) { 359a5e1416caaf Yu Zhao 2022-11-15 4589 skip_retry = true; 359a5e1416caaf Yu Zhao 2022-11-15 4590 goto retry; 359a5e1416caaf Yu Zhao 2022-11-15 4591 } ac35a490237446 Yu Zhao 2022-09-18 4592 ac35a490237446 Yu Zhao 2022-09-18 4593 return scanned; ac35a490237446 Yu Zhao 2022-09-18 4594 } ac35a490237446 Yu Zhao 2022-09-18 4595 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki