From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 DFCB517BB3F; Tue, 10 Sep 2024 07:28:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725953337; cv=none; b=ZhLf2f1YOM7rRBYl+uXe/rgr95WogQiHL34kQL9CRjU1vQ4XX2oVAbhJ4oMBkWllgpinvNyDNaG5UxhX0YAZ/PB9c1CQexl6glGUceIoFST0No4XAJ+aHtnBw4ZqoyxRM3mHGh2go5n65NMcw16h1zsPZ0SV1/K+hoqZ8onCpAE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725953337; c=relaxed/simple; bh=oHfOiuXeROeapZx5nV1VqUqUHQVGGiRVnhF4ET0GNEs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OZLail5Cwe+tnkZB/FyfiH2EerzVoinNJj6f9qNhltm/4M0O0ZlhOvD2d0i98PnuyxiGKJYnV5OVh7hu1DQP/earbbFx83I1h0WZuzS5u2UOER8HWHqjZmI8K/rI0ZMw58gHKLA19N/UcvZ7eoQCDNCuFNMz117w04kN36rdFQ4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=KSSeH4UW; arc=none smtp.client-ip=198.175.65.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="KSSeH4UW" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1725953336; x=1757489336; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=oHfOiuXeROeapZx5nV1VqUqUHQVGGiRVnhF4ET0GNEs=; b=KSSeH4UWLLD5BO5sShuGX4XvGITxobiVsMMkheV2mSwGqdqXmRXTBOHd 8hF6lwlU60GAPYwYt3NCWBajLdKukJGrMKH/0YYCQZftJjx6aaw1wV/Im R8lneb+zn27KVGzeq2zxYVwplIAE9RadCVJrsUp98EHbhtsivi9rBfmTZ V3sU8AJHTBNZzzUqFWErcS9vVeQ6hAO8NPuwUcIfhMDxOSXrMwnpYDEdB 1mKmgjd8+KI/81XdGwgOxZpeLRBr+ocNfqBECh5N6v8RwB9cmMXD4jUDT y4VU01eLXFZQj8O29AWRa2CE28k6/PNDZyvmjOn+830R1Gjj6DKN4+GFX A==; X-CSE-ConnectionGUID: 2fFTsUEWTzyypf9UWxDbig== X-CSE-MsgGUID: JjFczBwyRCSXUbVjLNYL2w== X-IronPort-AV: E=McAfee;i="6700,10204,11190"; a="35822078" X-IronPort-AV: E=Sophos;i="6.10,216,1719903600"; d="scan'208";a="35822078" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Sep 2024 00:28:09 -0700 X-CSE-ConnectionGUID: ku3WCRXqRQGfm8cvnjYRrA== X-CSE-MsgGUID: tvhMKvAkT4+uKOGx3IKQvg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,216,1719903600"; d="scan'208";a="71539619" Received: from lkp-server01.sh.intel.com (HELO 53e96f405c61) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 10 Sep 2024 00:27:54 -0700 Received: from kbuild by 53e96f405c61 with local (Exim 4.96) (envelope-from ) id 1snvI0-0000E6-0U; Tue, 10 Sep 2024 07:27:52 +0000 Date: Tue, 10 Sep 2024 15:27:01 +0800 From: kernel test robot To: Julian Vetter , Arnd Bergmann , Catalin Marinas , Will Deacon , Guo Ren , Huacai Chen , WANG Xuerui , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, loongarch@lists.linux.dev, Yann Sionneau , Julian Vetter Subject: Re: [PATCH v2 3/4] Use generic io memcpy functions on the csky architecture Message-ID: <202409101549.CyV0mJ2S-lkp@intel.com> References: <20240909133159.2024688-4-jvetter@kalrayinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240909133159.2024688-4-jvetter@kalrayinc.com> Hi Julian, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-nonmm-unstable] [also build test ERROR on arm64/for-next/core soc/for-next linus/master v6.11-rc7 next-20240909] [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/Julian-Vetter/Consolidate-__memcpy_-to-from-io-and-__memset_io-into-a-single-lib/20240909-213659 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable patch link: https://lore.kernel.org/r/20240909133159.2024688-4-jvetter%40kalrayinc.com patch subject: [PATCH v2 3/4] Use generic io memcpy functions on the csky architecture config: csky-allnoconfig (https://download.01.org/0day-ci/archive/20240910/202409101549.CyV0mJ2S-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240910/202409101549.CyV0mJ2S-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/202409101549.CyV0mJ2S-lkp@intel.com/ All error/warnings (new ones prefixed by >>): In file included from ./arch/csky/include/generated/asm/unaligned.h:1, from lib/io_copy.c:9: lib/io_copy.c: In function '__memcpy_fromio': >> lib/io_copy.c:28:39: error: implicit declaration of function '__raw_readq'; did you mean '__raw_readl'? [-Wimplicit-function-declaration] 28 | put_unaligned(__raw_readq(from), (uintptr_t *)to); | ^~~~~~~~~~~ include/asm-generic/unaligned.h:19:22: note: in definition of macro '__put_unaligned_t' 19 | __pptr->x = (val); \ | ^~~ lib/io_copy.c:28:25: note: in expansion of macro 'put_unaligned' 28 | put_unaligned(__raw_readq(from), (uintptr_t *)to); | ^~~~~~~~~~~~~ lib/io_copy.c: In function '__memcpy_toio': >> lib/io_copy.c:57:25: error: implicit declaration of function '__raw_writeq'; did you mean '__raw_writel'? [-Wimplicit-function-declaration] 57 | __raw_writeq(get_unaligned((uintptr_t *)from), to); | ^~~~~~~~~~~~ | __raw_writel lib/io_copy.c: In function '__memset_io': >> lib/io_copy.c:83:26: warning: left shift count >= width of type [-Wshift-count-overflow] 83 | qc |= qc << 32; | ^~ vim +28 lib/io_copy.c 6a9bfa83709a84e Julian Vetter 2024-09-09 16 6a9bfa83709a84e Julian Vetter 2024-09-09 17 void __memcpy_fromio(void *to, const volatile void __iomem *from, size_t count) 6a9bfa83709a84e Julian Vetter 2024-09-09 18 { 6a9bfa83709a84e Julian Vetter 2024-09-09 19 while (count && !IS_ALIGNED((unsigned long)from, NATIVE_STORE_SIZE)) { 6a9bfa83709a84e Julian Vetter 2024-09-09 20 *(u8 *)to = __raw_readb(from); 6a9bfa83709a84e Julian Vetter 2024-09-09 21 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 22 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 23 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 24 } 6a9bfa83709a84e Julian Vetter 2024-09-09 25 6a9bfa83709a84e Julian Vetter 2024-09-09 26 while (count >= NATIVE_STORE_SIZE) { 6a9bfa83709a84e Julian Vetter 2024-09-09 27 if (IS_ENABLED(CONFIG_64BIT)) 6a9bfa83709a84e Julian Vetter 2024-09-09 @28 put_unaligned(__raw_readq(from), (uintptr_t *)to); 6a9bfa83709a84e Julian Vetter 2024-09-09 29 else 6a9bfa83709a84e Julian Vetter 2024-09-09 30 put_unaligned(__raw_readl(from), (uintptr_t *)to); 6a9bfa83709a84e Julian Vetter 2024-09-09 31 6a9bfa83709a84e Julian Vetter 2024-09-09 32 from += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 33 to += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 34 count -= NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 35 } 6a9bfa83709a84e Julian Vetter 2024-09-09 36 6a9bfa83709a84e Julian Vetter 2024-09-09 37 while (count) { 6a9bfa83709a84e Julian Vetter 2024-09-09 38 *(u8 *)to = __raw_readb(from); 6a9bfa83709a84e Julian Vetter 2024-09-09 39 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 40 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 41 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 42 } 6a9bfa83709a84e Julian Vetter 2024-09-09 43 } 6a9bfa83709a84e Julian Vetter 2024-09-09 44 EXPORT_SYMBOL(__memcpy_fromio); 6a9bfa83709a84e Julian Vetter 2024-09-09 45 6a9bfa83709a84e Julian Vetter 2024-09-09 46 void __memcpy_toio(volatile void __iomem *to, const void *from, size_t count) 6a9bfa83709a84e Julian Vetter 2024-09-09 47 { 6a9bfa83709a84e Julian Vetter 2024-09-09 48 while (count && !IS_ALIGNED((unsigned long)to, NATIVE_STORE_SIZE)) { 6a9bfa83709a84e Julian Vetter 2024-09-09 49 __raw_writeb(*(u8 *)from, to); 6a9bfa83709a84e Julian Vetter 2024-09-09 50 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 51 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 52 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 53 } 6a9bfa83709a84e Julian Vetter 2024-09-09 54 6a9bfa83709a84e Julian Vetter 2024-09-09 55 while (count >= NATIVE_STORE_SIZE) { 6a9bfa83709a84e Julian Vetter 2024-09-09 56 if (IS_ENABLED(CONFIG_64BIT)) 6a9bfa83709a84e Julian Vetter 2024-09-09 @57 __raw_writeq(get_unaligned((uintptr_t *)from), to); 6a9bfa83709a84e Julian Vetter 2024-09-09 58 else 6a9bfa83709a84e Julian Vetter 2024-09-09 59 __raw_writel(get_unaligned((uintptr_t *)from), to); 6a9bfa83709a84e Julian Vetter 2024-09-09 60 6a9bfa83709a84e Julian Vetter 2024-09-09 61 from += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 62 to += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 63 count -= NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 64 } 6a9bfa83709a84e Julian Vetter 2024-09-09 65 6a9bfa83709a84e Julian Vetter 2024-09-09 66 while (count) { 6a9bfa83709a84e Julian Vetter 2024-09-09 67 __raw_writeb(*(u8 *)from, to); 6a9bfa83709a84e Julian Vetter 2024-09-09 68 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 69 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 70 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 71 } 6a9bfa83709a84e Julian Vetter 2024-09-09 72 } 6a9bfa83709a84e Julian Vetter 2024-09-09 73 EXPORT_SYMBOL(__memcpy_toio); 6a9bfa83709a84e Julian Vetter 2024-09-09 74 6a9bfa83709a84e Julian Vetter 2024-09-09 75 void __memset_io(volatile void __iomem *dst, int c, size_t count) 6a9bfa83709a84e Julian Vetter 2024-09-09 76 { 6a9bfa83709a84e Julian Vetter 2024-09-09 77 uintptr_t qc = (u8)c; 6a9bfa83709a84e Julian Vetter 2024-09-09 78 6a9bfa83709a84e Julian Vetter 2024-09-09 79 qc |= qc << 8; 6a9bfa83709a84e Julian Vetter 2024-09-09 80 qc |= qc << 16; 6a9bfa83709a84e Julian Vetter 2024-09-09 81 6a9bfa83709a84e Julian Vetter 2024-09-09 82 if (IS_ENABLED(CONFIG_64BIT)) 6a9bfa83709a84e Julian Vetter 2024-09-09 @83 qc |= qc << 32; -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki