linux-ext4 - Re: [PATCH v4 17/20] ext4: add idempotent helpers to manipulate bitmaps

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Message-ID: <201912280311.bTH7QmGV%lkp@intel.com>
Date:   Sat, 28 Dec 2019 03:36:10 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Harshad Shirwadkar <harshadshirwadkar@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-ext4@...r.kernel.org,
        Harshad Shirwadkar <harshadshirwadkar@...il.com>
Subject: Re: [PATCH v4 17/20] ext4: add idempotent helpers to manipulate
 bitmaps

Hi Harshad,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on tip/perf/core]
[cannot apply to ext4/dev linus/master v5.5-rc3 next-20191220]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Harshad-Shirwadkar/ext4-update-docs-for-fast-commit-feature/20191225-200339
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git ceb9e77324fa661b1001a0ae66f061b5fcb4e4e6
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-129-g341daf20-dirty
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

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


sparse warnings: (new ones prefixed by >>)

>> fs/ext4/mballoc.c:4781:6: sparse: sparse: symbol 'ext4_free_blocks_simple' was not declared. Should it be static?

Please review and possibly fold the followup patch.

---
0-DAY kernel test infrastructure                 Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation