Subject: Re: [PATCH net-next 06/18] net/smc: extend GID to 128bits for virtual ISM device

From: kernel test robot <[email-masked]>
Date: Wed, 20 Sep 2023 15:02:51 +0800

Hi Wen,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Wen-Gu/net-smc-decouple-ism_dev-from-SMC-D-device-dump/20230920-010019
base:   net-next/main
patch link:    https://lore.kernel.org/r/1695134522-126655-7-git-send-email-guwen%40linux.alibaba.com
patch subject: [PATCH net-next 06/18] net/smc: extend GID to 128bits for virtual ISM device
config: s390-defconfig (https://download.01.org/0day-ci/archive/20230920/[email-masked]/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230920/[email-masked]/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email-masked]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email-masked]/

All errors (new ones prefixed by >>):

   net/smc/smc_ism.c: In function 'smc_ism_signal_shutdown':
>> net/smc/smc_ism.c:539:57: error: incompatible type for argument 2 of 'lgr-><U72f8>.<U7260>.smcd->ops->signal_event'
     539 |         rc = lgr->smcd->ops->signal_event(lgr->smcd, lgr->peer_gid,
         |                                                      ~~~^~~~~~~~~~
         |                                                         |
         |                                                         struct smcd_gid
   net/smc/smc_ism.c:539:57: note: expected 'u64' {aka 'long long unsigned int'} but argument is of type 'struct smcd_gid'

vim +539 net/smc/smc_ism.c

820f21009f1bc7a Stefan Raspl 2023-01-23  526  
820f21009f1bc7a Stefan Raspl 2023-01-23  527  int smc_ism_signal_shutdown(struct smc_link_group *lgr)
820f21009f1bc7a Stefan Raspl 2023-01-23  528  {
820f21009f1bc7a Stefan Raspl 2023-01-23  529  	int rc = 0;
820f21009f1bc7a Stefan Raspl 2023-01-23  530  #if IS_ENABLED(CONFIG_ISM)
820f21009f1bc7a Stefan Raspl 2023-01-23  531  	union smcd_sw_event_info ev_info;
820f21009f1bc7a Stefan Raspl 2023-01-23  532  
820f21009f1bc7a Stefan Raspl 2023-01-23  533  	if (lgr->peer_shutdown)
820f21009f1bc7a Stefan Raspl 2023-01-23  534  		return 0;
820f21009f1bc7a Stefan Raspl 2023-01-23  535  
820f21009f1bc7a Stefan Raspl 2023-01-23  536  	memcpy(ev_info.uid, lgr->id, SMC_LGR_ID_SIZE);
820f21009f1bc7a Stefan Raspl 2023-01-23  537  	ev_info.vlan_id = lgr->vlan_id;
820f21009f1bc7a Stefan Raspl 2023-01-23  538  	ev_info.code = ISM_EVENT_REQUEST;
820f21009f1bc7a Stefan Raspl 2023-01-23 @539  	rc = lgr->smcd->ops->signal_event(lgr->smcd, lgr->peer_gid,
820f21009f1bc7a Stefan Raspl 2023-01-23  540  					  ISM_EVENT_REQUEST_IR,
820f21009f1bc7a Stefan Raspl 2023-01-23  541  					  ISM_EVENT_CODE_SHUTDOWN,
820f21009f1bc7a Stefan Raspl 2023-01-23  542  					  ev_info.info);
820f21009f1bc7a Stefan Raspl 2023-01-23  543  #endif
820f21009f1bc7a Stefan Raspl 2023-01-23  544  	return rc;
820f21009f1bc7a Stefan Raspl 2023-01-23  545  }
201091ebb2a161a Ursula Braun 2020-09-26  546  

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