diff options
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/cm.c | 76 |
1 files changed, 72 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index 75144d90c252..f0c1512c45cd 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -50,6 +50,7 @@ #include <rdma/ib_addr.h> #include "iw_cxgb4.h" +#include "clip_tbl.h" static char *states[] = { "idle", @@ -298,6 +299,16 @@ void _c4iw_free_ep(struct kref *kref) if (test_bit(QP_REFERENCED, &ep->com.flags)) deref_qp(ep); if (test_bit(RELEASE_RESOURCES, &ep->com.flags)) { + if (ep->com.remote_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6 = + (struct sockaddr_in6 *) + &ep->com.mapped_local_addr; + + cxgb4_clip_release( + ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, + 1); + } remove_handle(ep->com.dev, &ep->com.dev->hwtid_idr, ep->hwtid); cxgb4_remove_tid(ep->com.dev->rdev.lldi.tids, 0, ep->hwtid); dst_release(ep->dst); @@ -442,6 +453,12 @@ static void act_open_req_arp_failure(void *handle, struct sk_buff *skb) kfree_skb(skb); connect_reply_upcall(ep, -EHOSTUNREACH); state_set(&ep->com, DEAD); + if (ep->com.remote_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6 = + (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, 1); + } remove_handle(ep->com.dev, &ep->com.dev->atid_idr, ep->atid); cxgb4_free_atid(ep->com.dev->rdev.lldi.tids, ep->atid); dst_release(ep->dst); @@ -640,6 +657,7 @@ static int send_connect(struct c4iw_ep *ep) struct sockaddr_in6 *ra6 = (struct sockaddr_in6 *) &ep->com.mapped_remote_addr; int win; + int ret; wrlen = (ep->com.remote_addr.ss_family == AF_INET) ? roundup(sizev4, 16) : @@ -693,6 +711,11 @@ static int send_connect(struct c4iw_ep *ep) opt2 |= CONG_CNTRL_V(CONG_ALG_TAHOE); opt2 |= T5_ISS_F; } + + if (ep->com.remote_addr.ss_family == AF_INET6) + cxgb4_clip_get(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&la6->sin6_addr.s6_addr, 1); + t4_set_arp_err_handler(skb, ep, act_open_req_arp_failure); if (is_t4(ep->com.dev->rdev.lldi.adapter_type)) { @@ -790,7 +813,11 @@ static int send_connect(struct c4iw_ep *ep) } set_bit(ACT_OPEN_REQ, &ep->com.history); - return c4iw_l2t_send(&ep->com.dev->rdev, skb, ep->l2t); + ret = c4iw_l2t_send(&ep->com.dev->rdev, skb, ep->l2t); + if (ret && ep->com.remote_addr.ss_family == AF_INET6) + cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&la6->sin6_addr.s6_addr, 1); + return ret; } static void send_mpa_req(struct c4iw_ep *ep, struct sk_buff *skb, @@ -2091,6 +2118,15 @@ static int act_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb) case CPL_ERR_CONN_EXIST: if (ep->retry_count++ < ACT_OPEN_RETRY_COUNT) { set_bit(ACT_RETRY_INUSE, &ep->com.history); + if (ep->com.remote_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6 = + (struct sockaddr_in6 *) + &ep->com.mapped_local_addr; + cxgb4_clip_release( + ep->com.dev->rdev.lldi.ports[0], + (const u32 *) + &sin6->sin6_addr.s6_addr, 1); + } remove_handle(ep->com.dev, &ep->com.dev->atid_idr, atid); cxgb4_free_atid(t, atid); @@ -2118,6 +2154,12 @@ static int act_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb) connect_reply_upcall(ep, status2errno(status)); state_set(&ep->com, DEAD); + if (ep->com.remote_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6 = + (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, 1); + } if (status && act_open_has_tid(status)) cxgb4_remove_tid(ep->com.dev->rdev.lldi.tids, 0, GET_TID(rpl)); @@ -2302,6 +2344,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) struct dst_entry *dst; __u8 local_ip[16], peer_ip[16]; __be16 local_port, peer_port; + struct sockaddr_in6 *sin6; int err; u16 peer_mss = ntohs(req->tcpopt.mss); int iptype; @@ -2400,9 +2443,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) sin->sin_port = peer_port; sin->sin_addr.s_addr = *(__be32 *)peer_ip; } else { - struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) - &child_ep->com.mapped_local_addr; - + sin6 = (struct sockaddr_in6 *)&child_ep->com.mapped_local_addr; sin6->sin6_family = PF_INET6; sin6->sin6_port = local_port; memcpy(sin6->sin6_addr.s6_addr, local_ip, 16); @@ -2436,6 +2477,11 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) insert_handle(dev, &dev->hwtid_idr, child_ep, child_ep->hwtid); accept_cr(child_ep, skb, req); set_bit(PASS_ACCEPT_REQ, &child_ep->com.history); + if (iptype == 6) { + sin6 = (struct sockaddr_in6 *)&child_ep->com.mapped_local_addr; + cxgb4_clip_get(child_ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, 1); + } goto out; reject: reject_cr(dev, hwtid, skb); @@ -2672,6 +2718,15 @@ out: if (release) release_ep_resources(ep); else if (ep->retry_with_mpa_v1) { + if (ep->com.remote_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6 = + (struct sockaddr_in6 *) + &ep->com.mapped_local_addr; + cxgb4_clip_release( + ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, + 1); + } remove_handle(ep->com.dev, &ep->com.dev->hwtid_idr, ep->hwtid); cxgb4_remove_tid(ep->com.dev->rdev.lldi.tids, 0, ep->hwtid); dst_release(ep->dst); @@ -3186,6 +3241,9 @@ static int create_server6(struct c4iw_dev *dev, struct c4iw_listen_ep *ep) pr_err("cxgb4_create_server6/filter failed err %d stid %d laddr %pI6 lport %d\n", err, ep->stid, sin6->sin6_addr.s6_addr, ntohs(sin6->sin6_port)); + else + cxgb4_clip_get(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, 1); return err; } @@ -3334,6 +3392,7 @@ int c4iw_destroy_listen(struct iw_cm_id *cm_id) ep->com.dev->rdev.lldi.ports[0], ep->stid, ep->com.dev->rdev.lldi.rxq_ids[0], 0); } else { + struct sockaddr_in6 *sin6; c4iw_init_wr_wait(&ep->com.wr_wait); err = cxgb4_remove_server( ep->com.dev->rdev.lldi.ports[0], ep->stid, @@ -3342,6 +3401,9 @@ int c4iw_destroy_listen(struct iw_cm_id *cm_id) goto done; err = c4iw_wait_for_reply(&ep->com.dev->rdev, &ep->com.wr_wait, 0, 0, __func__); + sin6 = (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, 1); } remove_handle(ep->com.dev, &ep->com.dev->stid_idr, ep->stid); cxgb4_free_stid(ep->com.dev->rdev.lldi.tids, ep->stid, @@ -3461,6 +3523,12 @@ static void active_ofld_conn_reply(struct c4iw_dev *dev, struct sk_buff *skb, mutex_unlock(&dev->rdev.stats.lock); connect_reply_upcall(ep, status2errno(req->retval)); state_set(&ep->com, DEAD); + if (ep->com.remote_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6 = + (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], + (const u32 *)&sin6->sin6_addr.s6_addr, 1); + } remove_handle(dev, &dev->atid_idr, atid); cxgb4_free_atid(dev->rdev.lldi.tids, atid); dst_release(ep->dst); |