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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E433EE75434 for ; Tue, 3 Oct 2023 07:53:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Tzx+To+pRgHzN3z3d/brR09bDAFF3apIpVXdfmZc0x0=; b=nFbREXGg7R6CZm juSm13D6T1MZnE3XItx/Ne1mmaIhtapBFZJCl1DfPI4cQItfwVu4gpu3+Wnc4PAXt6EAoaRYAotfi I6/f2YXiw9T6xsJPyxCnG9TDguQ/cE0wym+9Vy45HOc8c0jXANi/7Wj9Bz0Yu37jPSW7a61FwaABp 9G/QKsNhVuued/4dfBQBvjBCimMBTv/OvKeMCkcKO3qtIdqgVLJVBV6m6hItHklGz1oV3K22VkkGY wvXCWFUIZAmfnNRrVQf7tZZFQiwr6cXAMCMRtpX0QqTldUyeZHPlzf7i2NABroJjqabohiXrlQEMx kohE5AeyF8yldgjFT76w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qnaDw-00E1aA-11; Tue, 03 Oct 2023 07:53:44 +0000 Received: from mgamail.intel.com ([134.134.136.24]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qnaDr-00E1ZZ-0v; Tue, 03 Oct 2023 07:53:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1696319619; x=1727855619; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=cn4FFoJx/oeaBVpP42T/THT0z776pI2L6x7rZsA/yMk=; b=d9JouVs60T/yVkck5vfaBOcbQdkx/wa/Vn4+nedhIVzzwam3KIkCX+2u 50vZ1CAU3tivVIn+gQhies9Uj0iGJ3Qpz5/iK1CZIqFaox/ALGonK7dj5 wydOR18nA3D7Q3Kv1mYVLZa0lNyyoEh+lL2MeKRn1q9Mu/oQjtRVLaKFS UKTcVvcYYUa0D1q7TjOLfunIobmu6wnhWLPMutk6ZRmA8jB9cENLd97OS QrUXMKYbM3SeLCwFBqAjr6Npf7dG7w6Chzwibfw6Kw3YwyhJa5iAqboIH /geiTHyHUWS8SJ3RNdkiw+YTJ35UVHeQ2w97m3z8mXRp5XmVQEu+Ho75a w==; X-IronPort-AV: E=McAfee;i="6600,9927,10851"; a="385639776" X-IronPort-AV: E=Sophos;i="6.03,196,1694761200"; d="scan'208";a="385639776" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Oct 2023 00:53:30 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10851"; a="754323419" X-IronPort-AV: E=Sophos;i="6.03,196,1694761200"; d="scan'208";a="754323419" Received: from lkp-server02.sh.intel.com (HELO c3b01524d57c) ([10.239.97.151]) by fmsmga007.fm.intel.com with ESMTP; 03 Oct 2023 00:52:57 -0700 Received: from kbuild by c3b01524d57c with local (Exim 4.96) (envelope-from ) id 1qnaD7-0006tx-2G; Tue, 03 Oct 2023 07:52:54 +0000 Date: Tue, 3 Oct 2023 15:52:46 +0800 From: kernel test robot To: Alexandre Ghiti , Ryan Roberts , Alexander Potapenko , Marco Elver , Dmitry Vyukov , Paul Walmsley , Palmer Dabbelt , Albert Ou , Anup Patel , Atish Patra , Ard Biesheuvel , Andrey Ryabinin , Andrey Konovalov , Vincenzo Frascino , kasan-dev@googlegroups.com, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-efi@vger.kernel.org, linux-mm@kvack.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Alexandre Ghiti Subject: Re: [PATCH 2/5] mm: Introduce pudp/p4dp/pgdp_get() functions Message-ID: <202310031548.53wZmUUH-lkp@intel.com> References: <20231002151031.110551-3-alexghiti@rivosinc.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231002151031.110551-3-alexghiti@rivosinc.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231003_005339_393876_58A3D825 X-CRM114-Status: GOOD ( 12.58 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hi Alexandre, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v6.6-rc4 next-20231003] [cannot apply to efi/next] [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/Alexandre-Ghiti/riscv-Use-WRITE_ONCE-when-setting-page-table-entries/20231002-231725 base: linus/master patch link: https://lore.kernel.org/r/20231002151031.110551-3-alexghiti%40rivosinc.com patch subject: [PATCH 2/5] mm: Introduce pudp/p4dp/pgdp_get() functions config: arm-moxart_defconfig (https://download.01.org/0day-ci/archive/20231003/202310031548.53wZmUUH-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/20231003/202310031548.53wZmUUH-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/202310031548.53wZmUUH-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:29: >> include/linux/pgtable.h:310:29: error: function cannot return array type 'pgd_t' (aka 'unsigned int[2]') 310 | static inline pgd_t pgdp_get(pgd_t *pgdp) | ^ >> include/linux/pgtable.h:312:9: error: incompatible pointer to integer conversion returning 'const volatile pmdval_t *' (aka 'const volatile unsigned int *') from a function with result type 'int' [-Wint-conversion] 312 | return READ_ONCE(*pgdp); | ^~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:47:28: note: expanded from macro 'READ_ONCE' 47 | #define READ_ONCE(x) \ | ^ 48 | ({ \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 49 | compiletime_assert_rwonce_type(x); \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 50 | __READ_ONCE(x); \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 51 | }) | ~~ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:97:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 97 | return (set->sig[3] | set->sig[2] | | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:97:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 97 | return (set->sig[3] | set->sig[2] | | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:113:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 113 | return (set1->sig[3] == set2->sig[3]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:113:27: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 113 | return (set1->sig[3] == set2->sig[3]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:114:5: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 114 | (set1->sig[2] == set2->sig[2]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:114:21: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 114 | (set1->sig[2] == set2->sig[2]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:12: In file included from include/linux/mm.h:1075: In file included from include/linux/huge_mm.h:8: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:156:1: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 156 | _SIG_SET_BINOP(sigorsets, _sig_or) vim +310 include/linux/pgtable.h 308 309 #ifndef pgdp_get > 310 static inline pgd_t pgdp_get(pgd_t *pgdp) 311 { > 312 return READ_ONCE(*pgdp); 313 } 314 #endif 315 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv