From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6357B4353 for ; Thu, 17 Feb 2022 23:34:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1645140849; x=1676676849; h=date:from:to:cc:subject:message-id:mime-version; bh=TRKiPX3hDotMG4QNJzX8Q8QFFFUAgodi9q4LNypUsiY=; b=jjusBa1V7JIjpfoVt7t6IOrVrD5m2YbLh7U5DQxz0pAmbDaJlkPkEVSm DDgPziXsjKOjhgj34jpGj17wbs86t330NrbRzfSg0IzgRjh6Dgbx5s3kS zsBjfvSDaZ7S9PP5fKYq7B98oSXIY288QWaEqtMIIVQkBkeB5u9Or9ZB6 sKlCjBSbPmB4jylqxYb/+ZEH9ekkMjn/jkula7rsE6vv7BQwt96ZAGPpE M0qQU9CanC6tLbWoaDy/yNfT30FHMhIszcC25T10E4DiyqNy+ZwoJxRCQ kQVAHs+jmCESpZuCN1Hzqlvk1W00Wny5IbkDkfk3O3TewZn/7gzoDw6fs w==; X-IronPort-AV: E=McAfee;i="6200,9189,10261"; a="250757848" X-IronPort-AV: E=Sophos;i="5.88,377,1635231600"; d="scan'208";a="250757848" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Feb 2022 15:34:08 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,377,1635231600"; d="scan'208";a="637445350" Received: from lkp-server01.sh.intel.com (HELO 6f05bf9e3301) ([10.239.97.150]) by orsmga004.jf.intel.com with ESMTP; 17 Feb 2022 15:34:06 -0800 Received: from kbuild by 6f05bf9e3301 with local (Exim 4.92) (envelope-from ) id 1nKqHm-0000jl-3z; Thu, 17 Feb 2022 23:34:06 +0000 Date: Fri, 18 Feb 2022 07:33:10 +0800 From: kernel test robot To: Amit Cohen Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [jpirko-mlxsw:ubridge 29/50] drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c:458:12: warning: stack frame size (1092) exceeds limit (1024) in 'mlxsw_sp_fid_erif_eport_to_vid_map' Message-ID: <202202180705.ObvKcGBW-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) tree: https://github.com/jpirko/linux_mlxsw ubridge head: a9a4f2bd50dde60a52d9dda03d38875255fe0b9c commit: e6f8d1542cdc497206db6e9cd460cba6ca34e9a3 [29/50] mlxsw: spectrum_fid: Configure layer 3 egress VID classification config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220218/202202180705.ObvKcGBW-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/jpirko/linux_mlxsw/commit/e6f8d1542cdc497206db6e9cd460cba6ca34e9a3 git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw git fetch --no-tags jpirko-mlxsw ubridge git checkout e6f8d1542cdc497206db6e9cd460cba6ca34e9a3 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/ethernet/mellanox/mlxsw/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c:458:12: warning: stack frame size (1092) exceeds limit (1024) in 'mlxsw_sp_fid_erif_eport_to_vid_map' [-Wframe-larger-than] static int mlxsw_sp_fid_erif_eport_to_vid_map(struct mlxsw_sp_fid *fid, ^ drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c:705:12: warning: stack frame size (1124) exceeds limit (1024) in '__mlxsw_sp_fid_port_vid_map' [-Wframe-larger-than] static int __mlxsw_sp_fid_port_vid_map(const struct mlxsw_sp_fid *fid, ^ 2 warnings generated. vim +/mlxsw_sp_fid_erif_eport_to_vid_map +458 drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c 457 > 458 static int mlxsw_sp_fid_erif_eport_to_vid_map(struct mlxsw_sp_fid *fid, 459 u16 rif_index, bool valid) 460 { 461 struct mlxsw_sp *mlxsw_sp = fid->fid_family->mlxsw_sp; 462 struct mlxsw_sp_fid_port_vid *port_vid, *tmp; 463 char reiv_pl[MLXSW_REG_REIV_LEN] = {}; 464 bool records_to_write = false; 465 u8 rec_num, current_page = 0; 466 u16 last_local_port; 467 int err; 468 469 mlxsw_reg_reiv_pack(reiv_pl, current_page, rif_index); 470 last_local_port = current_page * MLXSW_REG_REIV_REC_MAX_COUNT + 471 MLXSW_REG_REIV_REC_MAX_COUNT - 1; 472 473 list_for_each_entry_safe(port_vid, tmp, &fid->port_vid_list, list) { 474 /* The list is sorted by local_port. */ 475 if (port_vid->local_port > last_local_port) 476 goto reg_write; 477 478 new_record_fill: 479 rec_num = port_vid->local_port % MLXSW_REG_REIV_REC_MAX_COUNT; 480 mlxsw_reg_reiv_rec_update_set(reiv_pl, rec_num, true); 481 mlxsw_reg_reiv_rec_evid_set(reiv_pl, rec_num, 482 valid ? port_vid->vid : 0); 483 records_to_write = true; 484 goto next_list_node; 485 486 reg_write: 487 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(reiv), reiv_pl); 488 if (err) 489 return err; 490 491 records_to_write = false; 492 current_page++; 493 memset(reiv_pl, 0, MLXSW_REG_REIV_LEN); 494 mlxsw_reg_reiv_pack(reiv_pl, current_page, rif_index); 495 last_local_port = current_page * MLXSW_REG_REIV_REC_MAX_COUNT + 496 MLXSW_REG_REIV_REC_MAX_COUNT - 1; 497 goto new_record_fill; 498 499 next_list_node: 500 continue; 501 } 502 503 if (records_to_write) 504 return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(reiv), 505 reiv_pl); 506 return 0; 507 } 508 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org