From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ViMybE+a" Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4ABEB198E; Fri, 8 Dec 2023 07:41:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1702050065; x=1733586065; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=kuKy0uSZ2sgf2WUnRwww3AtGWNiQbLKjTQKgA9l/IGM=; b=ViMybE+aNvDVaqbxcDI855jc7fdeR+7WXi7c0ZIh3KVABmLVp2PBauIh 8MGqC2J3whVjUD86OT8K/BUgG0zTptSoYbFLKy7u0DMK2iLO2Bmr+bW3V wAx23PSQj1PN7kr5S5Q6rXyKeuKIegU43Z+rBEQZ/esZLQR7VyTUaklTB 5ONUADL1SbgL2IMR+i/qK4bT6J95pYBR6BZoRz0kH7SZUE9kx+F/02MI2 90vTC/QqrWiwUXnofC6aH3ITnrELBpQwHxMR4+ZG752KPlhVlTMRk6YWK pWlIHs+6ICWWxbvMb8nsHgbFROtKkh/F+dtJJLHhx220+xF+8lM4F7/5c w==; X-IronPort-AV: E=McAfee;i="6600,9927,10918"; a="1276368" X-IronPort-AV: E=Sophos;i="6.04,261,1695711600"; d="scan'208";a="1276368" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2023 07:41:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.04,261,1695711600"; d="scan'208";a="20136875" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orviesa001.jf.intel.com with ESMTP; 08 Dec 2023 07:40:59 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rBcyG-000DuV-07; Fri, 08 Dec 2023 15:40:56 +0000 Date: Fri, 8 Dec 2023 23:40:13 +0800 From: kernel test robot To: Mina Almasry , Shailend Chand , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-arch@vger.kernel.org, linux-kselftest@vger.kernel.org, bpf@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: oe-kbuild-all@lists.linux.dev, Mina Almasry , Willem de Bruijn , Kaiyuan Zhang , Jeroen de Borst , Jesper Dangaard Brouer , Arnd Bergmann , Jonathan Corbet , David Ahern , Ilias Apalodimas , Yunsheng Lin , Sumit Semwal , Eric Dumazet , Shakeel Butt , Harshitha Ramamurthy , Praveen Kaligineedi , Jakub Kicinski , Christian =?iso-8859-1?Q?K=F6nig?= , Paolo Abeni , Shuah Khan Subject: Re: [net-next v1 06/16] netdev: support binding dma-buf to netdevice Message-ID: <202312082303.bCpeCR0q-lkp@intel.com> References: <20231208005250.2910004-7-almasrymina@google.com> Precedence: bulk X-Mailing-List: linux-doc@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: <20231208005250.2910004-7-almasrymina@google.com> Hi Mina, 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/Mina-Almasry/net-page_pool-factor-out-releasing-DMA-from-releasing-the-page/20231208-085531 base: net-next/main patch link: https://lore.kernel.org/r/20231208005250.2910004-7-almasrymina%40google.com patch subject: [net-next v1 06/16] netdev: support binding dma-buf to netdevice config: m68k-randconfig-r071-20231208 (https://download.01.org/0day-ci/archive/20231208/202312082303.bCpeCR0q-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231208/202312082303.bCpeCR0q-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/202312082303.bCpeCR0q-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/asm-generic/bug.h:22, from arch/m68k/include/asm/bug.h:32, from include/linux/bug.h:5, from include/linux/thread_info.h:13, from include/asm-generic/preempt.h:5, from ./arch/m68k/include/generated/asm/preempt.h:1, from include/linux/preempt.h:79, from arch/m68k/include/asm/irqflags.h:6, from include/linux/irqflags.h:17, from arch/m68k/include/asm/atomic.h:6, from include/linux/atomic.h:7, from include/linux/rcupdate.h:25, from include/linux/rculist.h:11, from include/linux/pid.h:5, from include/linux/sched.h:14, from include/linux/uaccess.h:8, from net/core/dev.c:71: net/core/dev.c: In function '__netdev_dmabuf_binding_free': >> net/core/dev.c:2071:34: warning: format '%lu' expects argument of type 'long unsigned int', but argument 2 has type 'size_t' {aka 'unsigned int'} [-Wformat=] 2071 | if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2072 | size, avail)) | ~~~~ | | | size_t {aka unsigned int} include/linux/printk.h:427:25: note: in definition of macro 'printk_index_wrap' 427 | _p_func(_fmt, ##__VA_ARGS__); \ | ^~~~ include/linux/printk.h:129:17: note: in expansion of macro 'printk' 129 | printk(fmt, ##__VA_ARGS__); \ | ^~~~~~ include/asm-generic/bug.h:176:9: note: in expansion of macro 'no_printk' 176 | no_printk(format); \ | ^~~~~~~~~ net/core/dev.c:2071:14: note: in expansion of macro 'WARN' 2071 | if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", | ^~~~ net/core/dev.c:2071:65: note: format string is defined here 2071 | if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", | ~~^ | | | long unsigned int | %u net/core/dev.c:2071:34: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'size_t' {aka 'unsigned int'} [-Wformat=] 2071 | if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2072 | size, avail)) | ~~~~~ | | | size_t {aka unsigned int} include/linux/printk.h:427:25: note: in definition of macro 'printk_index_wrap' 427 | _p_func(_fmt, ##__VA_ARGS__); \ | ^~~~ include/linux/printk.h:129:17: note: in expansion of macro 'printk' 129 | printk(fmt, ##__VA_ARGS__); \ | ^~~~~~ include/asm-generic/bug.h:176:9: note: in expansion of macro 'no_printk' 176 | no_printk(format); \ | ^~~~~~~~~ net/core/dev.c:2071:14: note: in expansion of macro 'WARN' 2071 | if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", | ^~~~ net/core/dev.c:2071:76: note: format string is defined here 2071 | if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", | ~~^ | | | long unsigned int | %u vim +2071 net/core/dev.c 2060 2061 void __netdev_dmabuf_binding_free(struct netdev_dmabuf_binding *binding) 2062 { 2063 size_t size, avail; 2064 2065 gen_pool_for_each_chunk(binding->chunk_pool, 2066 netdev_dmabuf_free_chunk_owner, NULL); 2067 2068 size = gen_pool_size(binding->chunk_pool); 2069 avail = gen_pool_avail(binding->chunk_pool); 2070 > 2071 if (!WARN(size != avail, "can't destroy genpool. size=%lu, avail=%lu", 2072 size, avail)) 2073 gen_pool_destroy(binding->chunk_pool); 2074 2075 dma_buf_unmap_attachment(binding->attachment, binding->sgt, 2076 DMA_BIDIRECTIONAL); 2077 dma_buf_detach(binding->dmabuf, binding->attachment); 2078 dma_buf_put(binding->dmabuf); 2079 xa_destroy(&binding->bound_rxq_list); 2080 kfree(binding); 2081 } 2082 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki