Re: [PATCH 5/7] IB/rxe: Fix destination cache for IPv6

[kbuild test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

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Hi Andrew,

[auto build test ERROR on rdma/master]
[also build test ERROR on v4.13-rc2 next-20170726]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Andrew-Boyer/IB-rxe-Move-refcounting-earlier-in-rxe_send/20170726-141937
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma.git master
config: i386-randconfig-i1-07240017 (attached as .config)
compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers/infiniband//sw/rxe/rxe_net.c: In function 'rxe_find_route':
>> drivers/infiniband//sw/rxe/rxe_net.c:214:6: error: implicit declaration of function 'rt6_get_cookie' [-Werror=implicit-function-declaration]
         rt6_get_cookie((struct rt6_info *)dst);
         ^
   cc1: some warnings being treated as errors

vim +/rt6_get_cookie +214 drivers/infiniband//sw/rxe/rxe_net.c

   184	
   185	static struct dst_entry *rxe_find_route(struct rxe_dev *rxe,
   186						struct rxe_qp *qp,
   187						struct rxe_av *av)
   188	{
   189		struct dst_entry *dst = NULL;
   190	
   191		if (qp_type(qp) == IB_QPT_RC)
   192			dst = sk_dst_get(qp->sk->sk);
   193	
   194		if (!dst || !dst_check(dst, qp->dst_cookie)) {
   195			if (dst)
   196				dst_release(dst);
   197	
   198			if (av->network_type == RDMA_NETWORK_IPV4) {
   199				struct in_addr *saddr;
   200				struct in_addr *daddr;
   201	
   202				saddr = &av->sgid_addr._sockaddr_in.sin_addr;
   203				daddr = &av->dgid_addr._sockaddr_in.sin_addr;
   204				dst = rxe_find_route4(rxe->ndev, saddr, daddr);
   205			} else if (av->network_type == RDMA_NETWORK_IPV6) {
   206				struct in6_addr *saddr6;
   207				struct in6_addr *daddr6;
   208	
   209				saddr6 = &av->sgid_addr._sockaddr_in6.sin6_addr;
   210				daddr6 = &av->dgid_addr._sockaddr_in6.sin6_addr;
   211				dst = rxe_find_route6(rxe->ndev, saddr6, daddr6);
   212				if (dst)
   213					qp->dst_cookie =
 > 214						rt6_get_cookie((struct rt6_info *)dst);
   215			}
   216		}
   217	
   218		return dst;
   219	}
   220	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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