* Re: [PATCH RFC net-next/mm V2 1/2] page_pool: Remove workqueue in new shutdown scheme
[not found] <168262351129.2036355.1136491155595493268.stgit@firesoul>
@ 2023-04-27 23:33 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-04-27 23:33 UTC (permalink / raw)
To: Jesper Dangaard Brouer; +Cc: llvm, oe-kbuild-all
Hi Jesper,
[This is a private test report for your RFC patch.]
kernel test robot noticed the following build warnings:
[auto build test WARNING on akpm-mm/mm-everything]
[also build test WARNING on horms-ipvs/master linus/master v6.3 next-20230427]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Jesper-Dangaard-Brouer/page_pool-Remove-workqueue-in-new-shutdown-scheme/20230428-032759
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/168262351129.2036355.1136491155595493268.stgit%40firesoul
patch subject: [PATCH RFC net-next/mm V2 1/2] page_pool: Remove workqueue in new shutdown scheme
config: mips-buildonly-randconfig-r002-20230427 (https://download.01.org/0day-ci/archive/20230428/202304280755.Xm6AzMzG-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 437b7602e4a998220871de78afcb020b9c14a661)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://github.com/intel-lab-lkp/linux/commit/d6fe37a8a681d3f95c9ac342d182e6fbeba61b72
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Jesper-Dangaard-Brouer/page_pool-Remove-workqueue-in-new-shutdown-scheme/20230428-032759
git checkout d6fe37a8a681d3f95c9ac342d182e6fbeba61b72
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash net/core/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304280755.Xm6AzMzG-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> net/core/page_pool.c:448:14: warning: no previous prototype for function 'pp_read_hold_cnt' [-Wmissing-prototypes]
noinline u32 pp_read_hold_cnt(struct page_pool *pool)
^
net/core/page_pool.c:448:10: note: declare 'static' if the function is not intended to be used outside of this translation unit
noinline u32 pp_read_hold_cnt(struct page_pool *pool)
^
static
1 warning generated.
vim +/pp_read_hold_cnt +448 net/core/page_pool.c
446
447 /* Avoid inlining code to avoid speculative fetching cacheline */
> 448 noinline u32 pp_read_hold_cnt(struct page_pool *pool)
449 {
450 return READ_ONCE(pool->pages_state_hold_cnt);
451 }
452
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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2023-04-27 23:33 ` [PATCH RFC net-next/mm V2 1/2] page_pool: Remove workqueue in new shutdown scheme kernel test robot
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