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 20E31C433FE for ; Wed, 6 Apr 2022 01:54:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1845405AbiDFBya (ORCPT ); Tue, 5 Apr 2022 21:54:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34466 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1380517AbiDELmj (ORCPT ); Tue, 5 Apr 2022 07:42:39 -0400 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 71B2A10CF2A for ; Tue, 5 Apr 2022 04:07:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1649156827; x=1680692827; h=date:from:to:cc:subject:message-id:mime-version; bh=e1INeSFg7esnR3hcJTDuT1auTFvTvVTZvHOFhQxsoT4=; b=UERP7xjelMVBrbB6uANhWzPE/RQU/fOg9qnPa9dH1coLkYLrQKKZpJXP tpky6uI47tSsuPhUTbVI53Qpr1nb0EsJLWLdRSuiV5qZQcHT8TFZz58M3 AYgllhpp6WLTRHGuLV4EiYf/t2NQfNN2szdHb6FOMh3pUZ/oDUn5s2Aoa geJKEbtj65vWMmyekBuPPw/6N1xbLMcoIV10aXcZDAX7lw5kSD16x2EGh gjrw+YSAtURoLrngm5qq+vG+IiKP04sIQHgzQlqPdUPSm+6gmUTpZvL4G phPqdlIAIKXUafibAZyaxUSSX05IBZqAJjCKDMm0ZhRyld7uIg3DGLqid Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10307"; a="258306556" X-IronPort-AV: E=Sophos;i="5.90,236,1643702400"; d="scan'208";a="258306556" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Apr 2022 04:07:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,236,1643702400"; d="scan'208";a="523416957" Received: from lkp-server02.sh.intel.com (HELO a44fdfb70b94) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 05 Apr 2022 04:07:05 -0700 Received: from kbuild by a44fdfb70b94 with local (Exim 4.95) (envelope-from ) id 1nbh1c-00036b-SH; Tue, 05 Apr 2022 11:07:04 +0000 Date: Tue, 5 Apr 2022 19:07:00 +0800 From: kernel test robot To: David Howells Cc: kbuild-all@lists.01.org, GNU/Weeb Mailing List , linux-kernel@vger.kernel.org Subject: [ammarfaizi2-block:dhowells/linux-fs/netfs-maple 26/40] fs/netfs/crypto.c:76:31: sparse: sparse: incompatible types in comparison expression (different type sizes): Message-ID: <202204051933.fe6riDOF-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://github.com/ammarfaizi2/linux-block dhowells/linux-fs/netfs-maple head: 674eea41fc70a740ff83ec590f9833f805852464 commit: fc693b2e39df6567a0312f21bb9004e1d7983286 [26/40] netfs: Perform content encryption config: i386-randconfig-s002 (https://download.01.org/0day-ci/archive/20220405/202204051933.fe6riDOF-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-19) 11.2.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/ammarfaizi2/linux-block/commit/fc693b2e39df6567a0312f21bb9004e1d7983286 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/netfs-maple git checkout fc693b2e39df6567a0312f21bb9004e1d7983286 # save the config file to linux build tree mkdir build_dir make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash fs/netfs/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> fs/netfs/crypto.c:76:31: sparse: sparse: incompatible types in comparison expression (different type sizes): >> fs/netfs/crypto.c:76:31: sparse: unsigned int * >> fs/netfs/crypto.c:76:31: sparse: unsigned long * vim +76 fs/netfs/crypto.c 45 46 /* 47 * Populate a scatterlist from folios in an xarray. 48 */ 49 static int netfs_xarray_to_sglist(struct xarray *xa, loff_t pos, size_t len, 50 struct scatterlist *sg, unsigned int n_sg) 51 { 52 struct scatterlist *p = sg; 53 struct folio *folio = NULL; 54 size_t seg, offset, skip = 0; 55 loff_t start = pos; 56 pgoff_t index = start >> PAGE_SHIFT; 57 int j; 58 59 XA_STATE(xas, xa, index); 60 61 sg_init_table(sg, n_sg); 62 63 rcu_read_lock(); 64 65 xas_for_each(&xas, folio, ULONG_MAX) { 66 if (xas_retry(&xas, folio)) 67 continue; 68 if (WARN_ON(xa_is_value(folio)) || WARN_ON(folio_test_hugetlb(folio))) 69 break; 70 for (j = (folio_index(folio) < index) ? index - folio_index(folio) : 0; 71 j < folio_nr_pages(folio); j++ 72 ) { 73 struct page *subpage = folio_file_page(folio, j); 74 75 offset = (pos + skip) & ~PAGE_MASK; > 76 seg = min(len, PAGE_SIZE - offset); 77 78 sg_set_page(p++, subpage, seg, offset); 79 80 len -= seg; 81 skip += seg; 82 if (len == 0) 83 break; 84 } 85 if (len == 0) 86 break; 87 } 88 89 rcu_read_unlock(); 90 if (len > 0) { 91 kdebug("*** Insufficient source (%zx)", len); 92 //WARN_ON(len > 0); 93 return -EIO; 94 } 95 96 sg_mark_end(p - 1); 97 return p - sg; 98 } 99 -- 0-DAY CI Kernel Test Service https://01.org/lkp