diff options
| -rw-r--r-- | migration/rdma.c | 51 |
1 files changed, 22 insertions, 29 deletions
diff --git a/migration/rdma.c b/migration/rdma.c index d1c19ffdac..5dd4863129 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -2364,10 +2364,10 @@ err_rdma_source_connect: static int qemu_rdma_dest_init(RDMAContext *rdma, Error **errp) { - int ret = -EINVAL, idx; + int ret, idx; struct rdma_cm_id *listen_id; char ip[40] = "unknown"; - struct rdma_addrinfo *res; + struct rdma_addrinfo *res, *e; char port_str[16]; for (idx = 0; idx < RDMA_WRID_MAX; idx++) { @@ -2375,7 +2375,7 @@ static int qemu_rdma_dest_init(RDMAContext *rdma, Error **errp) rdma->wr_data[idx].control_curr = NULL; } - if (rdma->host == NULL) { + if (!rdma->host || !rdma->host[0]) { ERROR(errp, "RDMA host is not set!"); rdma->error_state = -EINVAL; return -1; @@ -2398,40 +2398,33 @@ static int qemu_rdma_dest_init(RDMAContext *rdma, Error **errp) snprintf(port_str, 16, "%d", rdma->port); port_str[15] = '\0'; - if (rdma->host && strcmp("", rdma->host)) { - struct rdma_addrinfo *e; + ret = rdma_getaddrinfo(rdma->host, port_str, NULL, &res); + if (ret < 0) { + ERROR(errp, "could not rdma_getaddrinfo address %s", rdma->host); + goto err_dest_init_bind_addr; + } - ret = rdma_getaddrinfo(rdma->host, port_str, NULL, &res); - if (ret < 0) { - ERROR(errp, "could not rdma_getaddrinfo address %s", rdma->host); - goto err_dest_init_bind_addr; + for (e = res; e != NULL; e = e->ai_next) { + inet_ntop(e->ai_family, + &((struct sockaddr_in *) e->ai_dst_addr)->sin_addr, ip, sizeof ip); + trace_qemu_rdma_dest_init_trying(rdma->host, ip); + ret = rdma_bind_addr(listen_id, e->ai_dst_addr); + if (ret) { + continue; } - - for (e = res; e != NULL; e = e->ai_next) { - inet_ntop(e->ai_family, - &((struct sockaddr_in *) e->ai_dst_addr)->sin_addr, ip, sizeof ip); - trace_qemu_rdma_dest_init_trying(rdma->host, ip); - ret = rdma_bind_addr(listen_id, e->ai_dst_addr); - if (!ret) { - if (e->ai_family == AF_INET6) { - ret = qemu_rdma_broken_ipv6_kernel(errp, listen_id->verbs); - if (ret) { - continue; - } - } - - goto listen; + if (e->ai_family == AF_INET6) { + ret = qemu_rdma_broken_ipv6_kernel(errp, listen_id->verbs); + if (ret) { + continue; } } + break; + } + if (!e) { ERROR(errp, "Error: could not rdma_bind_addr!"); goto err_dest_init_bind_addr; - } else { - ERROR(errp, "migration host and port not specified!"); - ret = -EINVAL; - goto err_dest_init_bind_addr; } -listen: rdma->listen_id = listen_id; qemu_rdma_dump_gid("dest_init", listen_id); |