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Message-ID: <a863ffe5-b5b9-4ed4-9c1e-472f49214750@linux.alibaba.com>
Date: Fri, 29 Nov 2024 11:13:16 +0800
From: Guangguan Wang <guangguan.wang@...ux.alibaba.com>
To: kernel test robot <lkp@...el.com>, wenjia@...ux.ibm.com,
jaka@...ux.ibm.com, alibuda@...ux.alibaba.com, tonylu@...ux.alibaba.com,
guwen@...ux.alibaba.com, davem@...emloft.net, edumazet@...gle.com,
kuba@...nel.org, pabeni@...hat.com, horms@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-rdma@...r.kernel.org, linux-s390@...r.kernel.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
Dust Li <dust.li@...ux.alibaba.com>
Subject: Re: [PATCH net-next 2/2] net/smc: support ipv4 mapped ipv6 addr
client for smc-r v2
Sorry for build error, I will fix it in the next version.
On 2024/11/28 21:52, kernel test robot wrote:
> Hi Guangguan,
>
> 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/Guangguan-Wang/net-smc-support-SMC-R-V2-for-rdma-devices-with-max_recv_sge-equals-to-1/20241128-111259
> base: net-next/main
> patch link: https://lore.kernel.org/r/20241127094533.18459-3-guangguan.wang%40linux.alibaba.com
> patch subject: [PATCH net-next 2/2] net/smc: support ipv4 mapped ipv6 addr client for smc-r v2
> config: arm-randconfig-001-20241128 (https://download.01.org/0day-ci/archive/20241128/202411282154.DjX7ilwF-lkp@intel.com/config)
> compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411282154.DjX7ilwF-lkp@intel.com/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 <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202411282154.DjX7ilwF-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> In file included from net/smc/af_smc.c:27:
> In file included from include/linux/if_vlan.h:10:
> In file included from include/linux/netdevice.h:38:
> In file included from include/net/net_namespace.h:43:
> In file included from include/linux/skbuff.h:17:
> In file included from include/linux/bvec.h:10:
> In file included from include/linux/highmem.h:8:
> In file included from include/linux/cacheflush.h:5:
> In file included from arch/arm/include/asm/cacheflush.h:10:
> In file included from include/linux/mm.h:2225:
> include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
> 518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
> | ~~~~~~~~~~~ ^ ~~~
>>> net/smc/af_smc.c:1120:46: error: no member named 'skc_v6_rcv_saddr' in 'struct sock_common'; did you mean 'skc_rcv_saddr'?
> 1120 | !ipv6_addr_v4mapped(&smc->clcsock->sk->sk_v6_rcv_saddr)) ||
> | ^
> include/net/sock.h:376:37: note: expanded from macro 'sk_v6_rcv_saddr'
> 376 | #define sk_v6_rcv_saddr __sk_common.skc_v6_rcv_saddr
> | ^
> include/net/sock.h:155:11: note: 'skc_rcv_saddr' declared here
> 155 | __be32 skc_rcv_saddr;
> | ^
> 1 warning and 1 error generated.
>
>
> vim +1120 net/smc/af_smc.c
>
> 1087
> 1088 static int smc_find_proposal_devices(struct smc_sock *smc,
> 1089 struct smc_init_info *ini)
> 1090 {
> 1091 int rc = 0;
> 1092
> 1093 /* check if there is an ism device available */
> 1094 if (!(ini->smcd_version & SMC_V1) ||
> 1095 smc_find_ism_device(smc, ini) ||
> 1096 smc_connect_ism_vlan_setup(smc, ini))
> 1097 ini->smcd_version &= ~SMC_V1;
> 1098 /* else ISM V1 is supported for this connection */
> 1099
> 1100 /* check if there is an rdma device available */
> 1101 if (!(ini->smcr_version & SMC_V1) ||
> 1102 smc_find_rdma_device(smc, ini))
> 1103 ini->smcr_version &= ~SMC_V1;
> 1104 /* else RDMA is supported for this connection */
> 1105
> 1106 ini->smc_type_v1 = smc_indicated_type(ini->smcd_version & SMC_V1,
> 1107 ini->smcr_version & SMC_V1);
> 1108
> 1109 /* check if there is an ism v2 device available */
> 1110 if (!(ini->smcd_version & SMC_V2) ||
> 1111 !smc_ism_is_v2_capable() ||
> 1112 smc_find_ism_v2_device_clnt(smc, ini))
> 1113 ini->smcd_version &= ~SMC_V2;
> 1114
> 1115 /* check if there is an rdma v2 device available */
> 1116 ini->check_smcrv2 = true;
> 1117 ini->smcrv2.saddr = smc->clcsock->sk->sk_rcv_saddr;
> 1118 if (!(ini->smcr_version & SMC_V2) ||
> 1119 (smc->clcsock->sk->sk_family != AF_INET &&
>> 1120 !ipv6_addr_v4mapped(&smc->clcsock->sk->sk_v6_rcv_saddr)) ||
> 1121 !smc_clc_ueid_count() ||
> 1122 smc_find_rdma_device(smc, ini))
> 1123 ini->smcr_version &= ~SMC_V2;
> 1124 ini->check_smcrv2 = false;
> 1125
> 1126 ini->smc_type_v2 = smc_indicated_type(ini->smcd_version & SMC_V2,
> 1127 ini->smcr_version & SMC_V2);
> 1128
> 1129 /* if neither ISM nor RDMA are supported, fallback */
> 1130 if (ini->smc_type_v1 == SMC_TYPE_N && ini->smc_type_v2 == SMC_TYPE_N)
> 1131 rc = SMC_CLC_DECL_NOSMCDEV;
> 1132
> 1133 return rc;
> 1134 }
> 1135
>
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