linux-kernel - Re: [PATCH] ceph: Convert from atomic_t to refcount_t on ceph_snap

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Message-ID: <202107190353.sSLIkzdH-lkp@intel.com>
Date:   Mon, 19 Jul 2021 03:58:32 +0800
From:   kernel test robot <lkp@...el.com>
To:     Xiyu Yang <xiyuyang19@...an.edu.cn>,
        Jeff Layton <jlayton@...nel.org>,
        Ilya Dryomov <idryomov@...il.com>, ceph-devel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        yuanxzhang@...an.edu.cn, Xiyu Yang <xiyuyang19@...an.edu.cn>,
        Xin Tan <tanxin.ctf@...il.com>
Subject: Re: [PATCH] ceph: Convert from atomic_t to refcount_t on
 ceph_snap_realm->nref

Hi Xiyu,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on ceph-client/for-linus]
[also build test WARNING on v5.14-rc1 next-20210716]
[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]

url:    https://github.com/0day-ci/linux/commits/Xiyu-Yang/ceph-Convert-from-atomic_t-to-refcount_t-on-ceph_snap_realm-nref/20210718-111108
base:   https://github.com/ceph/ceph-client.git for-linus
config: arm-randconfig-r034-20210718 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 5d5b08761f944d5b9822d582378333cc4b36a0a7)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/0day-ci/linux/commit/af8e5c68ccb6a1e5aead78e10d6d0441c032ba66
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Xiyu-Yang/ceph-Convert-from-atomic_t-to-refcount_t-on-ceph_snap_realm-nref/20210718-111108
        git checkout af8e5c68ccb6a1e5aead78e10d6d0441c032ba66
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 

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

All warnings (new ones prefixed by >>):

   In file included from fs/ceph/quota.c:10:
   In file included from fs/ceph/super.h:6:
>> include/linux/ceph/ceph_debug.h:5:9: warning: 'pr_fmt' macro redefined [-Wmacro-redefined]
   #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
           ^
   include/linux/printk.h:301:9: note: previous definition is here
   #define pr_fmt(fmt) fmt
           ^
   1 warning generated.


vim +/pr_fmt +5 include/linux/ceph/ceph_debug.h

de57606c23afde fs/ceph/ceph_debug.h Sage Weil 2009-10-06  4  
de57606c23afde fs/ceph/ceph_debug.h Sage Weil 2009-10-06 @5  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
de57606c23afde fs/ceph/ceph_debug.h Sage Weil 2009-10-06  6  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (41036 bytes)