linux-kernel - Re: [PATCH 2/2] net: socket: implement SO

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Message-ID: <202008161535.Sv5FOOkl%lkp@intel.com>
Date:   Sun, 16 Aug 2020 15:33:10 +0800
From:   kernel test robot <lkp@...el.com>
To:     Pascal Bouchareine <kalou@....net>, linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, Pascal Bouchareine <kalou@....net>,
        linux-api@...r.kernel.org, netdev@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        Alexey Dobriyan <adobriyan@...il.com>,
        Al Viro <viro@...iv.linux.org.uk>
Subject: Re: [PATCH 2/2] net: socket: implement SO_DESCRIPTION

Hi Pascal,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on tip/perf/core]
[also build test WARNING on linux/master v5.8]
[cannot apply to security/next-testing linus/master next-20200814]
[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/Pascal-Bouchareine/proc-socket-attach-description-to-sockets/20200816-090222
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git d903b6d029d66e6478562d75ea18d89098f7b7e8
config: i386-randconfig-s002-20200816 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-168-g9554805c-dirty
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 

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


sparse warnings: (new ones prefixed by >>)

>> net/core/sock.c:831:5: sparse: sparse: symbol 'sock_set_description' was not declared. Should it be static?
   net/core/sock.c:2028:9: sparse: sparse: context imbalance in 'sk_clone_lock' - wrong count at exit
   net/core/sock.c:2032:6: sparse: sparse: context imbalance in 'sk_free_unlock_clone' - unexpected unlock
   net/core/sock.c:3117:6: sparse: sparse: context imbalance in 'lock_sock_fast' - different lock contexts for basic block
   net/core/sock.c:3611:13: sparse: sparse: context imbalance in 'proto_seq_start' - wrong count at exit
   net/core/sock.c:3623:13: sparse: sparse: context imbalance in 'proto_seq_stop' - wrong count at exit

Please review and possibly fold the followup patch.

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

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