Subject: Re: [PATCH net-next v1 1/7] net: flow_offload: provision conntrack info in ct_metadata

From: kernel test robot <[email-masked]>
Date: Wed, 11 Jan 2023 04:47:33 +0800

Hi Vlad,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on net-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Vlad-Buslov/net-flow_offload-provision-conntrack-info-in-ct_metadata/20230110-213500
patch link:    https://lore.kernel.org/r/20230110133023.2366381-2-vladbu%40nvidia.com
patch subject: [PATCH net-next v1 1/7] net: flow_offload: provision conntrack info in ct_metadata
config: i386-randconfig-a004
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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
        # https://github.com/intel-lab-lkp/linux/commit/99f16b3535be4a9588707780f082146c647c5b5f
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Vlad-Buslov/net-flow_offload-provision-conntrack-info-in-ct_metadata/20230110-213500
        git checkout 99f16b3535be4a9588707780f082146c647c5b5f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/ethernet/broadcom/bnx2x/ drivers/net/ethernet/broadcom/bnxt/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <[email-masked]>

All warnings (new ones prefixed by >>):

   In file included from drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:49:
   In file included from include/net/tcp.h:35:
   In file included from include/net/sock_reuseport.h:5:
   In file included from include/linux/filter.h:26:
   In file included from include/net/sch_generic.h:21:
   include/net/flow_offload.h:291:27: error: field has incomplete type 'enum ip_conntrack_info'
                           enum ip_conntrack_info ctinfo;
                                                  ^
   include/net/flow_offload.h:291:9: note: forward declaration of 'enum ip_conntrack_info'
                           enum ip_conntrack_info ctinfo;
                                ^
   drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:13117:49: warning: shift count >= width of type [-Wshift-count-overflow]
           rc = dma_set_mask_and_coherent(&bp->pdev->dev, DMA_BIT_MASK(64));
                                                          ^~~~~~~~~~~~~~~~
   include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
   #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
                                                        ^ ~~~
>> drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:15206:26: warning: shift count >= width of type [-Wshift-count-overflow]
           bp->cyclecounter.mask = CYCLECOUNTER_MASK(64);
                                   ^~~~~~~~~~~~~~~~~~~~~
   include/linux/timecounter.h:14:59: note: expanded from macro 'CYCLECOUNTER_MASK'
   #define CYCLECOUNTER_MASK(bits) (u64)((bits) < 64 ? ((1ULL<<(bits))-1) : -1)
                                                             ^ ~~~~~~
   2 warnings and 1 error generated.

vim +15206 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

eeed018cbfa30c0 Michal Kalderon         2014-08-17  15201  
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15202  static void bnx2x_init_cyclecounter(struct bnx2x *bp)
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15203  {
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15204  	memset(&bp->cyclecounter, 0, sizeof(bp->cyclecounter));
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15205  	bp->cyclecounter.read = bnx2x_cyclecounter_read;
f28ba401dbd9e9f Richard Cochran         2015-01-02 @15206  	bp->cyclecounter.mask = CYCLECOUNTER_MASK(64);
a6e2846cacf97d4 Sudarsana Reddy Kalluru 2016-10-21  15207  	bp->cyclecounter.shift = 0;
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15208  	bp->cyclecounter.mult = 1;
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15209  }
eeed018cbfa30c0 Michal Kalderon         2014-08-17  15210  

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