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X-CSE-ConnectionGUID: BewbjRXUT4meh9txweXVoA== X-CSE-MsgGUID: uLn/T/UfQi+yyTg3pK1XDQ== X-IronPort-AV: E=McAfee;i="6700,10204,11292"; a="35281101" X-IronPort-AV: E=Sophos;i="6.12,250,1728975600"; d="scan'208";a="35281101" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Dec 2024 05:43:28 -0800 X-CSE-ConnectionGUID: nqWMJoNzQdmMiP1bG6aL6A== X-CSE-MsgGUID: rHjW1K4lQVOXgQ7ljJDvLw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="121791754" Received: from lkp-server01.sh.intel.com (HELO a46f226878e0) ([10.239.97.150]) by fmviesa002.fm.intel.com with ESMTP; 20 Dec 2024 05:43:25 -0800 Received: from kbuild by a46f226878e0 with local (Exim 4.96) (envelope-from ) id 1tOdHn-0001C5-1c; Fri, 20 Dec 2024 13:43:23 +0000 Date: Fri, 20 Dec 2024 21:42:55 +0800 From: kernel test robot To: Yajun Deng , davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org Cc: oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Yajun Deng Subject: Re: [PATCH net-next] sock: make SKB_FRAG_PAGE_ORDER equal to PAGE_ALLOC_COSTLY_ORDER Message-ID: <202412202122.04V0tnNx-lkp@intel.com> References: <20241217105659.2215649-1-yajun.deng@linux.dev> 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: <20241217105659.2215649-1-yajun.deng@linux.dev> Hi Yajun, kernel test robot noticed the following build warnings: [auto build test WARNING on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Yajun-Deng/sock-make-SKB_FRAG_PAGE_ORDER-equal-to-PAGE_ALLOC_COSTLY_ORDER/20241217-185748 base: net-next/main patch link: https://lore.kernel.org/r/20241217105659.2215649-1-yajun.deng%40linux.dev patch subject: [PATCH net-next] sock: make SKB_FRAG_PAGE_ORDER equal to PAGE_ALLOC_COSTLY_ORDER config: openrisc-defconfig (https://download.01.org/0day-ci/archive/20241220/202412202122.04V0tnNx-lkp@intel.com/config) compiler: or1k-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241220/202412202122.04V0tnNx-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/202412202122.04V0tnNx-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/openrisc/include/asm/page.h:18, from arch/openrisc/include/asm/processor.h:19, from arch/openrisc/include/asm/thread_info.h:22, from include/linux/thread_info.h:60, from include/asm-generic/preempt.h:5, from ./arch/openrisc/include/generated/asm/preempt.h:1, from include/linux/preempt.h:79, from include/linux/spinlock.h:56, from include/linux/wait.h:9, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/highmem.h:5, from include/linux/bvec.h:10, from include/linux/skbuff.h:17, from include/linux/ip.h:16, from include/net/ip.h:22, from include/linux/errqueue.h:6, from net/core/sock.c:91: net/core/sock.c: In function 'skb_page_frag_refill': >> include/vdso/page.h:15:25: warning: conversion from 'long unsigned int' to '__u16' {aka 'short unsigned int'} changes value from '65536' to '0' [-Woverflow] 15 | #define PAGE_SIZE (_AC(1,UL) << CONFIG_PAGE_SHIFT) | ^ net/core/sock.c:3044:39: note: in expansion of macro 'PAGE_SIZE' 3044 | pfrag->size = PAGE_SIZE << SKB_FRAG_PAGE_ORDER; | ^~~~~~~~~ vim +15 include/vdso/page.h efe8419ae78d65 Vincenzo Frascino 2024-10-14 14 efe8419ae78d65 Vincenzo Frascino 2024-10-14 @15 #define PAGE_SIZE (_AC(1,UL) << CONFIG_PAGE_SHIFT) efe8419ae78d65 Vincenzo Frascino 2024-10-14 16 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki