linux-kernel - Re: [PATCH] f2fs: flush error flags in workqueue

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Date:   Tue, 16 May 2023 20:49:14 +0800
From:   kernel test robot <lkp@...el.com>
To:     Chao Yu <yuchao0@...wei.com>, Chao Yu <chao@...nel.org>,
        jaegeuk@...nel.org
Cc:     oe-kbuild-all@...ts.linux.dev,
        linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, Chao Yu <yuchao0@...wei.com>,
        Chao Yu <chao@...nel.org>
Subject: Re: [PATCH] f2fs: flush error flags in workqueue

Hi Chao,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jaegeuk-f2fs/dev-test]
[cannot apply to jaegeuk-f2fs/dev linus/master v6.4-rc2 next-20230516]
[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/Chao-Yu/f2fs-flush-error-flags-in-workqueue/20230516-152832
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test
patch link:    https://lore.kernel.org/r/20230516072755.3138097-1-chao%40kernel.org
patch subject: [PATCH] f2fs: flush error flags in workqueue
config: x86_64-randconfig-s023-20230515
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/intel-lab-lkp/linux/commit/874c7ca40fa37e2697f9d2ac271147c5cafdddaa
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Chao-Yu/f2fs-flush-error-flags-in-workqueue/20230516-152832
        git checkout 874c7ca40fa37e2697f9d2ac271147c5cafdddaa
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 olddefconfig
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/f2fs/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305161932.wKgJW993-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   fs/f2fs/super.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/f2fs.h):
   include/trace/events/f2fs.h:1035:1: sparse: sparse: cast to restricted blk_opf_t
   include/trace/events/f2fs.h:1035:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1035:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1035:1: sparse: sparse: cast to restricted blk_opf_t
   include/trace/events/f2fs.h:1035:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1035:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1094:1: sparse: sparse: cast to restricted blk_opf_t
   include/trace/events/f2fs.h:1094:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1094:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1094:1: sparse: sparse: cast to restricted blk_opf_t
   include/trace/events/f2fs.h:1094:1: sparse: sparse: restricted blk_opf_t degrades to integer
   include/trace/events/f2fs.h:1094:1: sparse: sparse: restricted blk_opf_t degrades to integer
>> fs/f2fs/super.c:4027:6: sparse: sparse: symbol 'f2fs_record_errors' was not declared. Should it be static?
   fs/f2fs/super.c:1454:35: sparse: sparse: context imbalance in 'f2fs_drop_inode' - unexpected unlock

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

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