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 EE59FC433F5 for ; Wed, 29 Dec 2021 05:05:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238756AbhL2FFq (ORCPT ); Wed, 29 Dec 2021 00:05:46 -0500 Received: from mga14.intel.com ([192.55.52.115]:51762 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229514AbhL2FFp (ORCPT ); Wed, 29 Dec 2021 00:05:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1640754345; x=1672290345; h=date:from:to:cc:subject:message-id:mime-version; bh=NgPYfu7zoHGGFuSzTnIDWRnK89anlYMMDyrAAufhfxo=; b=ABkb5epUTaVT0EgYDucx+pQeSbQ9OCjT3CI5MUEjcu8QLlH/pp5O8K8R liNfDns7mWbMJkDqS/OyPm4ztl8TW36rJOXjxw3oFfQkifqXqA/Jdr6yS LjejHU2zQPUsanSFLQGmzKJKOiUdr2IbDC+qFJkIdBi/Sp0zAmfg4N8n5 PT/bDWqVWdloStyIuNefwZocud9jRU8v5MbqBdCPbCfM+3YW/SS31r7rV NgP+/j8sylNxdOjs2sLH1NLFl5ND/B+lZ1WimLSidR+9VnPl7MKSTnmpi 2dhhy5vFljIM8DzrlP4YJnjNg0THpru3RYGxyc7912qPEhdQiNfLogtzx g==; X-IronPort-AV: E=McAfee;i="6200,9189,10211"; a="241676228" X-IronPort-AV: E=Sophos;i="5.88,244,1635231600"; d="scan'208";a="241676228" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Dec 2021 21:05:45 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,244,1635231600"; d="scan'208";a="618936152" Received: from lkp-server01.sh.intel.com (HELO e357b3ef1427) ([10.239.97.150]) by orsmga004.jf.intel.com with ESMTP; 28 Dec 2021 21:05:44 -0800 Received: from kbuild by e357b3ef1427 with local (Exim 4.92) (envelope-from ) id 1n2R9j-0008XS-Da; Wed, 29 Dec 2021 05:05:43 +0000 Date: Wed, 29 Dec 2021 13:05:13 +0800 From: kernel test robot To: Jiri Olsa Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [jolsa-perf:kprobe/multi 7/13] samples/kprobes/kprobe_example.c:124:5: error: 'struct kprobe' has no member named 'multi' Message-ID: <202112291203.QEXXBIxn-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: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git kprobe/multi head: 774280c9bc95e4e50cda3cd09324bd03fec50b52 commit: 2bf53e58ccdc41fb37bc2768bfa17ed9f822bf1e [7/13] samples/kprobes: Add support for multi kprobe interface config: x86_64-randconfig-c022-20211228 (https://download.01.org/0day-ci/archive/20211229/202112291203.QEXXBIxn-lkp@intel.com/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/jolsa/perf.git/commit/?id=2bf53e58ccdc41fb37bc2768bfa17ed9f822bf1e git remote add jolsa-perf https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git git fetch --no-tags jolsa-perf kprobe/multi git checkout 2bf53e58ccdc41fb37bc2768bfa17ed9f822bf1e # save the config file 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 All errors (new ones prefixed by >>): samples/kprobes/kprobe_example.c: In function 'kprobe_init': >> samples/kprobes/kprobe_example.c:124:5: error: 'struct kprobe' has no member named 'multi' 124 | kp.multi.symbols = (const char **) symbols; | ^ samples/kprobes/kprobe_example.c:125:5: error: 'struct kprobe' has no member named 'multi' 125 | kp.multi.cnt = cnt; | ^ vim +124 samples/kprobes/kprobe_example.c 98 99 static int __init kprobe_init(void) 100 { 101 char *p, *tmp, **symbols = NULL; 102 int cnt, ret; 103 104 kp.pre_handler = handler_pre; 105 kp.post_handler = handler_post; 106 107 if (strchr(symbol, ',')) { 108 tmp = kstrdup(symbol, GFP_KERNEL); 109 if (!tmp) 110 return -ENOMEM; 111 112 p = strchr(tmp, ','); 113 while (p) { 114 *p = ' '; 115 p = strchr(p + 1, ','); 116 } 117 118 symbols = argv_split(GFP_KERNEL, tmp, &cnt); 119 if (!symbols) { 120 ret = -ENOMEM; 121 goto out; 122 } 123 > 124 kp.multi.symbols = (const char **) symbols; 125 kp.multi.cnt = cnt; 126 } 127 128 ret = register_kprobe(&kp); 129 if (ret < 0) { 130 pr_err("register_kprobe failed, returned %d\n", ret); 131 goto out; 132 } 133 134 if (symbols) 135 pr_info("Planted multi kprobe to %s\n", symbol); 136 else 137 pr_info("Planted kprobe at %p\n", kp.addr); 138 139 out: 140 kfree(tmp); 141 if (symbols) 142 argv_free(symbols); 143 return ret; 144 } 145 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org