linux-kernel - Re: [PATCH V2] f2fs: fix atgc bug on issue in 32bits platform

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Message-ID: <202211100252.b79DqcGE-lkp@intel.com>
Date:   Thu, 10 Nov 2022 02:34:06 +0800
From:   kernel test robot <lkp@...el.com>
To:     "zhiguo.niu" <zhiguo.niu@...soc.com>, jaegeuk@...nel.org,
        chao@...nel.org, linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev, niuzhiguo84@...il.com,
        zhiguo.niu@...soc.com
Subject: Re: [PATCH V2] f2fs: fix atgc bug on issue in 32bits platform

Hi zhiguo.niu",

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on jaegeuk-f2fs/dev-test]
[also build test WARNING on linus/master v6.1-rc4 next-20221109]
[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/zhiguo-niu/f2fs-fix-atgc-bug-on-issue-in-32bits-platform/20221108-153745
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test
patch link:    https://lore.kernel.org/r/1667889638-9106-1-git-send-email-zhiguo.niu%40unisoc.com
patch subject: [PATCH V2] f2fs: fix atgc bug on issue in 32bits platform
config: x86_64-rhel-8.3-func
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/6181893cb29317549ddd9eac74282f75f2a73f66
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review zhiguo-niu/f2fs-fix-atgc-bug-on-issue-in-32bits-platform/20221108-153745
        git checkout 6181893cb29317549ddd9eac74282f75f2a73f66
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   In file included from fs/f2fs/segment.c:24:
>> fs/f2fs/gc.h:73:1: warning: alignment 1 of 'struct victim_entry' is less than 8 [-Wpacked-not-aligned]
      73 | } __packed;
         | ^


vim +73 fs/f2fs/gc.h

    62	
    63	struct victim_entry {
    64		struct rb_node rb_node;		/* rb node located in rb-tree */
    65		union {
    66			struct {
    67				unsigned long long mtime;	/* mtime of section */
    68				unsigned int segno;		/* segment No. */
    69			};
    70			struct victim_info vi;	/* victim info */
    71		};
    72		struct list_head list;
  > 73	} __packed;
    74	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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