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Message-ID: <202401281639.yBaJZ4Sh-lkp@intel.com>
Date: Sun, 28 Jan 2024 17:05:26 +0800
From: kernel test robot <lkp@...el.com>
To: Yunjian Wang <wangyunjian@...wei.com>, mst@...hat.com,
willemdebruijn.kernel@...il.com, jasowang@...hat.com,
kuba@...nel.org, davem@...emloft.net, magnus.karlsson@...el.com
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
virtualization@...ts.linux.dev, xudingke@...wei.com,
Yunjian Wang <wangyunjian@...wei.com>
Subject: Re: [PATCH net-next 2/2] tun: AF_XDP Rx zero-copy support
Hi Yunjian,
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/Yunjian-Wang/xsk-Remove-non-zero-dma_page-check-in-xp_assign_dev/20240124-174011
base: net-next/main
patch link: https://lore.kernel.org/r/1706089075-16084-1-git-send-email-wangyunjian%40huawei.com
patch subject: [PATCH net-next 2/2] tun: AF_XDP Rx zero-copy support
config: s390-defconfig (https://download.01.org/0day-ci/archive/20240128/202401281639.yBaJZ4Sh-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240128/202401281639.yBaJZ4Sh-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401281639.yBaJZ4Sh-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/net/tun.c:1298:5: warning: no previous prototype for 'tun_xsk_pool_setup' [-Wmissing-prototypes]
1298 | int tun_xsk_pool_setup(struct net_device *dev, struct xsk_buff_pool *pool,
| ^~~~~~~~~~~~~~~~~~
vim +/tun_xsk_pool_setup +1298 drivers/net/tun.c
1297
> 1298 int tun_xsk_pool_setup(struct net_device *dev, struct xsk_buff_pool *pool,
1299 u16 qid)
1300 {
1301 return pool ? tun_xsk_pool_enable(dev, pool, qid) :
1302 tun_xsk_pool_disable(dev, qid);
1303 }
1304
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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