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X-IronPort-AV: E=McAfee;i="6600,9927,10918"; a="458739206" X-IronPort-AV: E=Sophos;i="6.04,261,1695711600"; d="scan'208";a="458739206" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2023 08:46:08 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10918"; a="772186771" X-IronPort-AV: E=Sophos;i="6.04,261,1695711600"; d="scan'208";a="772186771" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 08 Dec 2023 08:46:05 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rBdzF-000E1f-2u; Fri, 08 Dec 2023 16:46:02 +0000 Date: Sat, 9 Dec 2023 00:45:04 +0800 From: kernel test robot To: Chengming Zhou , Vitaly Wool , Nhat Pham , Johannes Weiner , Michal Hocko , Seth Jennings , Dan Streetman , Andrew Morton , Yosry Ahmed Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-kernel@vger.kernel.org, Chengming Zhou Subject: Re: [PATCH 1/7] mm/zswap: make sure each swapfile always have zswap rb-tree Message-ID: <202312090030.s5y0gXnv-lkp@intel.com> References: <20231206-zswap-lock-optimize-v1-1-e25b059f9c3a@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231206-zswap-lock-optimize-v1-1-e25b059f9c3a@bytedance.com> X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 03E018001A X-Stat-Signature: bnipyw7srrbkntzxtis18a85g3d3g859 X-HE-Tag: 1702053969-629109 X-HE-Meta: U2FsdGVkX18CHf058y0+AWXb7mnXG2Y5wXXlfBr2ApIw8MqHA9SdYNOih/7+FjVgZ+hV6l+4cDt8/QHgUGj2v8j5v6y/+2/hNFOH5t6RJiQEt/AmQodT6kyj0gtZsx7KDH0o3RWZyAdfi8hniiBTN4bie551Oy5ruIO5Rx+4Mr4DF+CFL4lGU22a3m/Q3aVp92+iJhisujJfFsfRc2BOy0qtOOoTsDicPhKgGxnuL9do1V0QoiUlDF1ed+RkrbwHISsl386jUbFp+TFSQvrm9X1Hac0LZBXVLHh2kR+4MAiVEIyaWW8eCkvaBsfxR6m4e2HmB6GOkYCDnVxvF0jtgCLty4A1wgzddZcy9Rh3WtWwyHJxYOhaYJHpm4NRsUO8fTa7/DvC7z/VIPmpezKzuIgGcPfBRr3UrmHTOoBtR4W7b0eyupJlLaj3Svkc6S16TPkLU7iFnrQkFKSM2o37S2vikiJK4xrZwYALfwnvJLYhB0E/NkYFUIfb2dO582NQPrgEBretwymfj71A43hdxJoQWELiNZ9e3YlEXM5Ft8ib9x5j/sJ99mFTp/ALxBCeA+ipfst885uE5ErKsrMHVAuUTShEm4qd8BzlIE9XbMKqWBAXr4LnqakoOBWMeB3wH0gaoPMtxTURkVnp7tDuqaLWCEorrimkoeeElbXkUz5XFlEzSm7gkMEcHQwKDPhkvIFvgHMH+4A1Bv0dBbX9OBV9nT+ww/wOQwyKm0No9NujfBNm6UGvEfQ5y+HKv904Cy6FhYSB+u3BibzL0OaNIjX5BeFx1kcFYeZf+W/VxHkRSOivzsAoxk4em5R/8O3UUe8F3Q9tezLULtJx77lykG+4ozcvOpWgT4l1N7qrGuGTW4SNQ/7ZIZ+LeSR3BRHoVjMiXx1/n/XkDg8utApYmbuG8HfhR4bIS7kzShNtOCynIyY9jobUfM6mz0/as09J8H1qHYYcOQYvgt9jc5y 8lXIa20y bmOXiut2QboBxWavpERSOYQ7R63O36Y78n7Zzx2+uz38E7InUnKffyDnt444Y5VK+wbTHBZcYer7BUua4wR4rZLaMRsXQUF3fbLM95X/oZ+H4/pVeVU3oIaXmrNMUiwv/QWP9h5Yxj/nfWxkZnSrfy9hbrTBj/XKsndJZuUzLC7QeUHxgM94t5KLJ1cAJXkKOZvbnFjhx/XIxxfimYstSBkFvsKtdAQ4bERdqIc8BCk1LbcQNfyxwsq6gcN6nSUZ9HosHmzjUs9wQFO4QRqLtq2WW/xk7kt+WGI0QGOmtVzphoocgv+11IgbZzpnnmgwa/TFkyGP0tvQNfGAjGputfFBMd5iKY3wf4mLFE2N094Fs5k2emcSAq6w6fg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Chengming, kernel test robot noticed the following build warnings: [auto build test WARNING on 0f5f12ac05f36f117e793656c3f560625e927f1b] url: https://github.com/intel-lab-lkp/linux/commits/Chengming-Zhou/mm-zswap-make-sure-each-swapfile-always-have-zswap-rb-tree/20231206-174717 base: 0f5f12ac05f36f117e793656c3f560625e927f1b patch link: https://lore.kernel.org/r/20231206-zswap-lock-optimize-v1-1-e25b059f9c3a%40bytedance.com patch subject: [PATCH 1/7] mm/zswap: make sure each swapfile always have zswap rb-tree config: i386-randconfig-012-20231208 (https://download.01.org/0day-ci/archive/20231209/202312090030.s5y0gXnv-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231209/202312090030.s5y0gXnv-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/202312090030.s5y0gXnv-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/mmzone.h:25, from include/linux/gfp.h:7, from include/linux/slab.h:16, from include/linux/crypto.h:17, from arch/x86/kernel/asm-offsets.c:9: include/linux/zswap.h: In function 'zswap_swapon': >> include/linux/zswap.h:53:1: warning: no return statement in function returning non-void [-Wreturn-type] 53 | static inline int zswap_swapon(int type) {} | ^~~~~~ -- In file included from include/linux/mmzone.h:25, from include/linux/gfp.h:7, from include/linux/umh.h:4, from include/linux/kmod.h:9, from include/linux/module.h:17, from drivers/clk/clkdev.c:9: include/linux/zswap.h: In function 'zswap_swapon': >> include/linux/zswap.h:53:1: warning: no return statement in function returning non-void [-Wreturn-type] 53 | static inline int zswap_swapon(int type) {} | ^~~~~~ drivers/clk/clkdev.c: In function 'vclkdev_alloc': drivers/clk/clkdev.c:173:17: warning: function 'vclkdev_alloc' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] 173 | vscnprintf(cla->dev_id, sizeof(cla->dev_id), dev_fmt, ap); | ^~~~~~~~~~ -- In file included from include/linux/mmzone.h:25, from include/linux/gfp.h:7, from include/linux/slab.h:16, from include/linux/crypto.h:17, from arch/x86/kernel/asm-offsets.c:9: include/linux/zswap.h: In function 'zswap_swapon': >> include/linux/zswap.h:53:1: warning: no return statement in function returning non-void [-Wreturn-type] 53 | static inline int zswap_swapon(int type) {} | ^~~~~~ vim +53 include/linux/zswap.h 51 52 static inline void zswap_invalidate(int type, pgoff_t offset) {} > 53 static inline int zswap_swapon(int type) {} 54 static inline void zswap_swapoff(int type) {} 55 static inline void zswap_memcg_offline_cleanup(struct mem_cgroup *memcg) {} 56 static inline void zswap_lruvec_state_init(struct lruvec *lruvec) {} 57 static inline void zswap_page_swapin(struct page *page) {} 58 #endif 59 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki