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 2677BC433EF for ; Wed, 16 Mar 2022 19:07:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357810AbiCPTIf (ORCPT ); Wed, 16 Mar 2022 15:08:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50748 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233238AbiCPTId (ORCPT ); Wed, 16 Mar 2022 15:08:33 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E15A76E4DD for ; Wed, 16 Mar 2022 12:07:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1647457638; x=1678993638; h=date:from:to:cc:subject:message-id:mime-version; bh=PNCuHPKbDUrwTpGcS6LTcplnq9YGjqBNouIT3gSyC/o=; b=EjuFWolI8YZWimqibL8/RQLfLiISZaBU8d0YHtnHtPf10mbkn7A286mT zRDBxnN+J0/rMtzViXFITm/VbRhw4StieoFpcpLfaXPpeFFvTC6GH2Q8L iCTtTAsC9Im8G1t2gBGt5ht/MnB+IQ9qP43BUI9rqhldDWeISAFilb5GY Ixqw899wKuO3/LN3YN6gjwT2det7Ae6Tm6aE1BvV83Azqi02Smu8n79Um 5tPybudfsvKMugh97/Nv+qnJ4WIt4z+VvXcgLlA2Cu4pLkQiF1JSVkw8F 5BbaA6Sp8ThM0iw4QOW2DPT7ldbJuwMKbJeC80JYJMUVh7EGl2VccmZuD g==; X-IronPort-AV: E=McAfee;i="6200,9189,10288"; a="256880128" X-IronPort-AV: E=Sophos;i="5.90,187,1643702400"; d="scan'208";a="256880128" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2022 12:07:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,187,1643702400"; d="scan'208";a="541057836" Received: from lkp-server02.sh.intel.com (HELO 89b41b6ae01c) ([10.239.97.151]) by orsmga007.jf.intel.com with ESMTP; 16 Mar 2022 12:07:17 -0700 Received: from kbuild by 89b41b6ae01c with local (Exim 4.92) (envelope-from ) id 1nUYzM-000CmK-DO; Wed, 16 Mar 2022 19:07:16 +0000 Date: Thu, 17 Mar 2022 03:06:38 +0800 From: kernel test robot To: Ingo Molnar Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [mingo-tip:master 387/2335] net/sched/sch_generic.c:410:6: warning: no previous prototype for '__qdisc_run' Message-ID: <202203170235.orakWDQu-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git master head: 85293bf3fca6d85608cff1447ce3097583f15fab commit: 1f7534c4ddd683aee3bb596dcaa839359aa7813d [387/2335] headers/uninline: Uninline single-use function: qdisc_run() config: i386-randconfig-a001-20220314 (https://download.01.org/0day-ci/archive/20220317/202203170235.orakWDQu-lkp@intel.com/config) compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=1f7534c4ddd683aee3bb596dcaa839359aa7813d git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git git fetch --no-tags mingo-tip master git checkout 1f7534c4ddd683aee3bb596dcaa839359aa7813d # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/entry/vdso/ arch/x86/pci/ kernel/ lib/ net/sched/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> net/sched/sch_generic.c:410:6: warning: no previous prototype for '__qdisc_run' [-Wmissing-prototypes] 410 | void __qdisc_run(struct Qdisc *q) | ^~~~~~~~~~~ vim +/__qdisc_run +410 net/sched/sch_generic.c bbd8a0d3a3b65d Krishna Kumar 2009-08-06 409 37437bb2e1ae8a David S. Miller 2008-07-16 @410 void __qdisc_run(struct Qdisc *q) 48d83325b61043 Herbert Xu 2006-06-19 411 { 3d48b53fb2ae37 Matthias Tafelmeier 2016-12-29 412 int quota = dev_tx_weight; b8358d70ce1066 Jesper Dangaard Brouer 2014-10-09 413 int packets; 2ba2506ca7ca62 Herbert Xu 2008-03-28 414 b8358d70ce1066 Jesper Dangaard Brouer 2014-10-09 415 while (qdisc_restart(q, &packets)) { b8358d70ce1066 Jesper Dangaard Brouer 2014-10-09 416 quota -= packets; b60fa1c5d01a10 Eric Dumazet 2019-10-01 417 if (quota <= 0) { c4fef01ba4793a Yunsheng Lin 2021-06-22 418 if (q->flags & TCQ_F_NOLOCK) c4fef01ba4793a Yunsheng Lin 2021-06-22 419 set_bit(__QDISC_STATE_MISSED, &q->state); c4fef01ba4793a Yunsheng Lin 2021-06-22 420 else 37437bb2e1ae8a David S. Miller 2008-07-16 421 __netif_schedule(q); c4fef01ba4793a Yunsheng Lin 2021-06-22 422 d90df3ad07a20c Herbert Xu 2007-05-10 423 break; 2ba2506ca7ca62 Herbert Xu 2008-03-28 424 } 2ba2506ca7ca62 Herbert Xu 2008-03-28 425 } 48d83325b61043 Herbert Xu 2006-06-19 426 } 48d83325b61043 Herbert Xu 2006-06-19 427 :::::: The code at line 410 was first introduced by commit :::::: 37437bb2e1ae8af470dfcd5b4ff454110894ccaf pkt_sched: Schedule qdiscs instead of netdev_queue. :::::: TO: David S. Miller :::::: CC: David S. Miller --- 0-DAY CI Kernel Test Service https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org