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X-CSE-ConnectionGUID: /2A52ywOQVWNNhDozaBrGA== X-CSE-MsgGUID: Vqve3BIlSvGbQjBci60Pmg== X-IronPort-AV: E=McAfee;i="6800,10657,11499"; a="66018731" X-IronPort-AV: E=Sophos;i="6.16,329,1744095600"; d="scan'208";a="66018731" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jul 2025 08:13:47 -0700 X-CSE-ConnectionGUID: tWpQV+jnSkqFiGW4o2w4aQ== X-CSE-MsgGUID: OLI2gGAHSfShQmFVU8YyoA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,329,1744095600"; d="scan'208";a="189856365" Received: from lkp-server01.sh.intel.com (HELO 9ee84586c615) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 21 Jul 2025 08:13:41 -0700 Received: from kbuild by 9ee84586c615 with local (Exim 4.96) (envelope-from ) id 1udsCw-000Guj-1z; Mon, 21 Jul 2025 15:13:38 +0000 Date: Mon, 21 Jul 2025 23:13:24 +0800 From: kernel test robot To: Youngjun Park , akpm@linux-foundation.org, hannes@cmpxchg.org Cc: oe-kbuild-all@lists.linux.dev, mhocko@kernel.org, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, shikemeng@huaweicloud.com, kasong@tencent.com, nphamcs@gmail.com, bhe@redhat.com, baohua@kernel.org, chrisl@kernel.org, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, gunho.lee@lge.com, iamjoonsoo.kim@lge.com, taejoon.song@lge.com, Youngjun Park , Michal =?iso-8859-1?Q?Koutn=FD?= Subject: Re: [PATCH 1/4] mm/swap, memcg: Introduce infrastructure for cgroup-based swap priority Message-ID: <202507212243.Lf8fSo0T-lkp@intel.com> References: <20250716202006.3640584-2-youngjun.park@lge.com> Precedence: bulk X-Mailing-List: cgroups@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: <20250716202006.3640584-2-youngjun.park@lge.com> Hi Youngjun, kernel test robot noticed the following build warnings: [auto build test WARNING on 347e9f5043c89695b01e66b3ed111755afcf1911] url: https://github.com/intel-lab-lkp/linux/commits/Youngjun-Park/mm-swap-memcg-Introduce-infrastructure-for-cgroup-based-swap-priority/20250717-042648 base: 347e9f5043c89695b01e66b3ed111755afcf1911 patch link: https://lore.kernel.org/r/20250716202006.3640584-2-youngjun.park%40lge.com patch subject: [PATCH 1/4] mm/swap, memcg: Introduce infrastructure for cgroup-based swap priority config: loongarch-randconfig-r123-20250721 (https://download.01.org/0day-ci/archive/20250721/202507212243.Lf8fSo0T-lkp@intel.com/config) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce: (https://download.01.org/0day-ci/archive/20250721/202507212243.Lf8fSo0T-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/202507212243.Lf8fSo0T-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/swap_cgroup_priority.c:115:16: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/swap_cgroup_priority.c:115:16: sparse: struct swap_cgroup_priority [noderef] __rcu * mm/swap_cgroup_priority.c:115:16: sparse: struct swap_cgroup_priority * mm/swap_cgroup_priority.c:729:9: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/swap_cgroup_priority.c:729:9: sparse: struct swap_cgroup_priority [noderef] __rcu * mm/swap_cgroup_priority.c:729:9: sparse: struct swap_cgroup_priority * mm/swap_cgroup_priority.c:638:25: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/swap_cgroup_priority.c:638:25: sparse: struct swap_cgroup_priority [noderef] __rcu * mm/swap_cgroup_priority.c:638:25: sparse: struct swap_cgroup_priority * vim +115 mm/swap_cgroup_priority.c 108 109 static struct swap_cgroup_priority *get_swap_cgroup_priority( 110 struct mem_cgroup *memcg) 111 { 112 if (!memcg) 113 return NULL; 114 > 115 return rcu_dereference(memcg->swap_priority); 116 } 117 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki