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 3F3F8C5ACB3 for ; Fri, 17 Nov 2023 23:03:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346316AbjKQXDg (ORCPT ); Fri, 17 Nov 2023 18:03:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54106 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346307AbjKQXDe (ORCPT ); Fri, 17 Nov 2023 18:03:34 -0500 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9DFCED75 for ; Fri, 17 Nov 2023 15:03:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700262210; x=1731798210; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=+XCnGx03/DyrJDe1LWGEXv7UDgbMq4ECQ+rRhQMq61k=; b=B2Y/xK2jJT6PLSHG7VRQLqa8DfM2AI+GsibE6OGNwtqyDmB6Z0ApogaX Xj86svc+Z6icdp8zI3LND2ekt0GEbWqzHxOh6BYqoeF7SOGpMCOcgQtn9 iscPCEokUxMi7d3WWZwLkkswlBpsQuoT4n6SzgItid5lD1XN5Hxd6F80s paTX/CvFLqsUV7ZYZH0kBupb+s2YbKhtbCDG/AQ23PE4If62xNG4pJ+3I FS0k1HD080NINcDCJYcGuAEyLYM1Gk2+BSPcHL+Q+/5bAu3Gy6R6fsoze ijmch+EqwDJYuiQwaCmNzJ1DjEZg7Jq1JRm98UsIABrkTiQMNMVWtOjL+ A==; X-IronPort-AV: E=McAfee;i="6600,9927,10897"; a="477597421" X-IronPort-AV: E=Sophos;i="6.04,206,1695711600"; d="scan'208";a="477597421" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Nov 2023 15:03:26 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10897"; a="889384114" X-IronPort-AV: E=Sophos;i="6.04,206,1695711600"; d="scan'208";a="889384114" Received: from lkp-server02.sh.intel.com (HELO b8de5498638e) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 17 Nov 2023 15:03:22 -0800 Received: from kbuild by b8de5498638e with local (Exim 4.96) (envelope-from ) id 1r47rr-0003GP-2g; Fri, 17 Nov 2023 23:03:19 +0000 Date: Sat, 18 Nov 2023 07:03:02 +0800 From: kernel test robot To: Ronald Monthero Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, richard@nod.at, vigneshr@ti.com, heiko@sntech.de, martin.blumenstingl@googlemail.com, paul@crapouillou.net, robh@kernel.org, u.kleine-koenig@pengutronix.de, debug.penguin32@gmail.com, AVKrasnov@sberdevices.ru, r.czerwinski@pengutronix.de, andriy.shevchenko@linux.intel.com, jaimeliao.tw@gmail.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, Miquel Raynal , Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= Subject: Re: [PATCH] mtd:nand: Increment IFC_TIMEOUT_MSECS for nand controller response Message-ID: <202311180630.FuB77L6v-lkp@intel.com> References: <20231113131634.614467-1-debug.penguin32@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231113131634.614467-1-debug.penguin32@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Ronald, kernel test robot noticed the following build warnings: [auto build test WARNING on mtd/nand/next] [also build test WARNING on linus/master v6.7-rc1 next-20231117] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ronald-Monthero/mtd-nand-Increment-IFC_TIMEOUT_MSECS-for-nand-controller-response/20231113-212730 base: https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next patch link: https://lore.kernel.org/r/20231113131634.614467-1-debug.penguin32%40gmail.com patch subject: [PATCH] mtd:nand: Increment IFC_TIMEOUT_MSECS for nand controller response config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20231118/202311180630.FuB77L6v-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231118/202311180630.FuB77L6v-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/202311180630.FuB77L6v-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/mtd/nand/raw/nand_base.c:40: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/hexagon/include/asm/io.h:337: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from drivers/mtd/nand/raw/nand_base.c:40: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/hexagon/include/asm/io.h:337: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from drivers/mtd/nand/raw/nand_base.c:40: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/hexagon/include/asm/io.h:337: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ >> drivers/mtd/nand/raw/nand_base.c:368:4: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat] 368 | pr_info("nand_chip->options indicates NAND_BROKEN_XD %d\n", | ~~ | %lu 369 | (chip->options & NAND_BROKEN_XD)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/printk.h:528:34: note: expanded from macro 'pr_info' 528 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/printk.h:455:60: note: expanded from macro 'printk' 455 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/printk.h:427:19: note: expanded from macro 'printk_index_wrap' 427 | _p_func(_fmt, ##__VA_ARGS__); \ | ~~~~ ^~~~~~~~~~~ 7 warnings generated. vim +368 drivers/mtd/nand/raw/nand_base.c 352 353 /** 354 * nand_check_wp - [GENERIC] check if the chip is write protected 355 * @chip: NAND chip object 356 * 357 * Check, if the device is write protected. The function expects, that the 358 * device is already selected. 359 */ 360 static int nand_check_wp(struct nand_chip *chip) 361 { 362 u8 status; 363 int ret; 364 365 /* Broken xD cards report WP despite being writable */ 366 if (chip->options & NAND_BROKEN_XD) { 367 pr_info("nand_chip->options indicates NAND_BROKEN_XD %d\n", > 368 (chip->options & NAND_BROKEN_XD)); 369 return 0; 370 } 371 372 /* Check the WP bit */ 373 ret = nand_status_op(chip, &status); 374 if (ret) 375 return ret; 376 377 return status & NAND_STATUS_WP ? 0 : 1; 378 } 379 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki