svn commit: r351176 - in head/sys/ofed: drivers/infiniband/core drivers/infiniband/ulp/sdp include/rdma
Conrad Meyer
cem at FreeBSD.org
Sat Aug 17 18:54:08 UTC 2019
Author: cem
Date: Sat Aug 17 18:54:07 2019
New Revision: 351176
URL: https://svnweb.freebsd.org/changeset/base/351176
Log:
OFED: Unbreak SDP support in ibcore
This regression was introduced in the r326169 Linux v4.9 Infiniband upgrade.
Restore the functionality.
Reviewed by: hselasky
Sponsored by: Dell EMC Isilon
Differential Revision: https://reviews.freebsd.org/D21298
Added:
head/sys/ofed/include/rdma/rdma_sdp.h (contents, props changed)
Modified:
head/sys/ofed/drivers/infiniband/core/ib_cma.c
head/sys/ofed/drivers/infiniband/ulp/sdp/sdp.h
Modified: head/sys/ofed/drivers/infiniband/core/ib_cma.c
==============================================================================
--- head/sys/ofed/drivers/infiniband/core/ib_cma.c Sat Aug 17 18:19:49 2019 (r351175)
+++ head/sys/ofed/drivers/infiniband/core/ib_cma.c Sat Aug 17 18:54:07 2019 (r351176)
@@ -59,6 +59,7 @@ __FBSDID("$FreeBSD$");
#include <rdma/rdma_cm.h>
#include <rdma/rdma_cm_ib.h>
+#include <rdma/rdma_sdp.h>
#include <rdma/ib.h>
#include <rdma/ib_addr.h>
#include <rdma/ib_cache.h>
@@ -111,6 +112,7 @@ EXPORT_SYMBOL(rdma_event_msg);
static int cma_check_linklocal(struct rdma_dev_addr *, struct sockaddr *);
static void cma_add_one(struct ib_device *device);
static void cma_remove_one(struct ib_device *device, void *client_data);
+static enum rdma_port_space rdma_ps_from_service_id(__be64 service_id);
static struct ib_client cma_client = {
.name = "cma",
@@ -130,6 +132,7 @@ struct cma_pernet {
struct idr udp_ps;
struct idr ipoib_ps;
struct idr ib_ps;
+ struct idr sdp_ps;
};
VNET_DEFINE(struct cma_pernet, cma_pernet);
@@ -158,6 +161,8 @@ static struct idr *cma_pernet_idr(struct vnet *net, en
return &pernet->ipoib_ps;
case RDMA_PS_IB:
return &pernet->ib_ps;
+ case RDMA_PS_SDP:
+ return &pernet->sdp_ps;
default:
return NULL;
}
@@ -354,14 +359,6 @@ struct iboe_mcast_work {
struct cma_multicast *mc;
};
-union cma_ip_addr {
- struct in6_addr ip6;
- struct {
- __be32 pad[3];
- __be32 addr;
- } ip4;
-};
-
struct cma_hdr {
u8 cma_version;
u8 ip_version; /* IP version: 7:4 */
@@ -371,6 +368,7 @@ struct cma_hdr {
};
#define CMA_VERSION 0x00
+#define SDP_MAJ_VERSION 0x2
struct cma_req_info {
struct ib_device *device;
@@ -428,6 +426,21 @@ static inline void cma_set_ip_ver(struct cma_hdr *hdr,
hdr->ip_version = (ip_ver << 4) | (hdr->ip_version & 0xF);
}
+static inline u8 sdp_get_majv(u8 sdp_version)
+{
+ return sdp_version >> 4;
+}
+
+static inline u8 sdp_get_ip_ver(const struct sdp_hh *hh)
+{
+ return hh->ipv_cap >> 4;
+}
+
+static inline void sdp_set_ip_ver(struct sdp_hh *hh, u8 ip_ver)
+{
+ hh->ipv_cap = (ip_ver << 4) | (hh->ipv_cap & 0xF);
+}
+
static int cma_igmp_send(struct net_device *ndev, const union ib_gid *mgid, bool join)
{
int retval;
@@ -1177,6 +1190,70 @@ static u16 cma_port_from_service_id(__be64 service_id)
return (u16)be64_to_cpu(service_id);
}
+static int sdp_save_ip_info(struct sockaddr *src_addr,
+ struct sockaddr *dst_addr,
+ const struct sdp_hh *hdr,
+ __be64 service_id)
+{
+ __be16 local_port;
+
+ BUG_ON(src_addr == NULL || dst_addr == NULL);
+
+ if (sdp_get_majv(hdr->majv_minv) != SDP_MAJ_VERSION)
+ return -EINVAL;
+
+ local_port = htons(cma_port_from_service_id(service_id));
+
+ switch (sdp_get_ip_ver(hdr)) {
+ case 4: {
+ struct sockaddr_in *s4, *d4;
+
+ s4 = (void *)src_addr;
+ d4 = (void *)dst_addr;
+
+ *s4 = (struct sockaddr_in) {
+ .sin_len = sizeof(*s4),
+ .sin_family = AF_INET,
+ .sin_addr.s_addr = hdr->dst_addr.ip4.addr,
+ .sin_port = local_port,
+ };
+ *d4 = (struct sockaddr_in) {
+ .sin_len = sizeof(*d4),
+ .sin_family = AF_INET,
+ .sin_addr.s_addr = hdr->src_addr.ip4.addr,
+ .sin_port = hdr->port,
+ };
+ break;
+ }
+ case 6: {
+ struct sockaddr_in6 *s6, *d6;
+
+ s6 = (void *)src_addr;
+ d6 = (void *)dst_addr;
+
+ *s6 = (struct sockaddr_in6) {
+ .sin6_len = sizeof(*s6),
+ .sin6_family = AF_INET6,
+ .sin6_addr = hdr->dst_addr.ip6,
+ .sin6_port = local_port,
+ };
+ *d6 = (struct sockaddr_in6) {
+ .sin6_len = sizeof(*d6),
+ .sin6_family = AF_INET6,
+ .sin6_addr = hdr->src_addr.ip6,
+ .sin6_port = hdr->port,
+ };
+ cma_ip6_clear_scope_id(&s6->sin6_addr);
+ cma_ip6_clear_scope_id(&d6->sin6_addr);
+ break;
+ }
+ default:
+ return -EAFNOSUPPORT;
+ }
+
+ return 0;
+}
+
static int cma_save_ip_info(struct sockaddr *src_addr,
struct sockaddr *dst_addr,
struct ib_cm_event *ib_event,
@@ -1185,6 +1262,10 @@ static int cma_save_ip_info(struct sockaddr *src_addr,
struct cma_hdr *hdr;
__be16 port;
+ if (rdma_ps_from_service_id(service_id) == RDMA_PS_SDP)
+ return sdp_save_ip_info(src_addr, dst_addr,
+ ib_event->private_data, service_id);
+
hdr = ib_event->private_data;
if (hdr->cma_version != CMA_VERSION)
return -EINVAL;
@@ -1462,9 +1543,44 @@ static enum rdma_port_space rdma_ps_from_service_id(__
return (be64_to_cpu(service_id) >> 16) & 0xffff;
}
+static bool sdp_match_private_data(struct rdma_id_private *id_priv,
+ const struct sdp_hh *hdr,
+ struct sockaddr *addr)
+{
+ __be32 ip4_addr;
+ struct in6_addr ip6_addr;
+
+ switch (addr->sa_family) {
+ case AF_INET:
+ ip4_addr = ((struct sockaddr_in *)addr)->sin_addr.s_addr;
+ if (sdp_get_ip_ver(hdr) != 4)
+ return false;
+ if (!cma_any_addr(addr) &&
+ hdr->dst_addr.ip4.addr != ip4_addr)
+ return false;
+ break;
+ case AF_INET6:
+ ip6_addr = ((struct sockaddr_in6 *)addr)->sin6_addr;
+ if (sdp_get_ip_ver(hdr) != 6)
+ return false;
+ cma_ip6_clear_scope_id(&ip6_addr);
+ if (!cma_any_addr(addr) &&
+ memcmp(&hdr->dst_addr.ip6, &ip6_addr, sizeof(ip6_addr)))
+ return false;
+ break;
+ case AF_IB:
+ return true;
+ default:
+ return false;
+ }
+
+ return true;
+}
+
static bool cma_match_private_data(struct rdma_id_private *id_priv,
- const struct cma_hdr *hdr)
+ const void *vhdr)
{
+ const struct cma_hdr *hdr = vhdr;
struct sockaddr *addr = cma_src_addr(id_priv);
__be32 ip4_addr;
struct in6_addr ip6_addr;
@@ -1472,6 +1588,9 @@ static bool cma_match_private_data(struct rdma_id_priv
if (cma_any_addr(addr) && !id_priv->afonly)
return true;
+ if (id_priv->id.ps == RDMA_PS_SDP)
+ return sdp_match_private_data(id_priv, vhdr, addr);
+
switch (addr->sa_family) {
case AF_INET:
ip4_addr = ((struct sockaddr_in *)addr)->sin_addr.s_addr;
@@ -1522,11 +1641,20 @@ static bool cma_match_net_dev(const struct rdma_cm_id
{
const struct rdma_addr *addr = &id->route.addr;
- if (!net_dev)
+ if (!net_dev) {
+ if (id->port_num && id->port_num != port_num)
+ return false;
+
+ if (id->ps == RDMA_PS_SDP) {
+ if (addr->src_addr.ss_family == AF_INET ||
+ addr->src_addr.ss_family == AF_INET6)
+ return true;
+ return false;
+ }
/* This request is an AF_IB request or a RoCE request */
- return (!id->port_num || id->port_num == port_num) &&
- (addr->src_addr.ss_family == AF_IB ||
- cma_protocol_roce_dev_port(id->device, port_num));
+ return addr->src_addr.ss_family == AF_IB ||
+ cma_protocol_roce_dev_port(id->device, port_num);
+ }
return !addr->dev_addr.bound_dev_if ||
(net_eq(dev_net(net_dev), addr->dev_addr.net) &&
@@ -1576,6 +1704,11 @@ static struct rdma_id_private *cma_id_from_event(struc
if (err)
return ERR_PTR(err);
+ if (rdma_ps_from_service_id(cm_id->service_id) == RDMA_PS_SDP) {
+ *net_dev = NULL;
+ goto there_is_no_net_dev;
+ }
+
*net_dev = cma_get_net_dev(ib_event, &req);
if (IS_ERR(*net_dev)) {
if (PTR_ERR(*net_dev) == -EAFNOSUPPORT) {
@@ -1586,6 +1719,7 @@ static struct rdma_id_private *cma_id_from_event(struc
}
}
+there_is_no_net_dev:
bind_list = cma_ps_find(*net_dev ? dev_net(*net_dev) : &init_net,
rdma_ps_from_service_id(req.service_id),
cma_port_from_service_id(req.service_id));
@@ -1600,7 +1734,11 @@ static struct rdma_id_private *cma_id_from_event(struc
static inline int cma_user_data_offset(struct rdma_id_private *id_priv)
{
- return cma_family(id_priv) == AF_IB ? 0 : sizeof(struct cma_hdr);
+ if (cma_family(id_priv) == AF_IB)
+ return 0;
+ if (id_priv->id.ps == RDMA_PS_SDP)
+ return 0;
+ return sizeof(struct cma_hdr);
}
static void cma_cancel_route(struct rdma_id_private *id_priv)
@@ -1769,6 +1907,13 @@ reject:
return ret;
}
+static int sdp_verify_rep(const struct sdp_hah *data)
+{
+ if (sdp_get_majv(data->majv_minv) != SDP_MAJ_VERSION)
+ return -EINVAL;
+ return 0;
+}
+
static void cma_set_rep_event_data(struct rdma_cm_event *event,
struct ib_cm_rep_event_param *rep_data,
void *private_data)
@@ -1804,12 +1949,20 @@ static int cma_ib_handler(struct ib_cm_id *cm_id, stru
event.status = -ETIMEDOUT;
break;
case IB_CM_REP_RECEIVED:
- if (id_priv->id.qp) {
- event.status = cma_rep_recv(id_priv);
- event.event = event.status ? RDMA_CM_EVENT_CONNECT_ERROR :
- RDMA_CM_EVENT_ESTABLISHED;
+ if (id_priv->id.ps == RDMA_PS_SDP) {
+ event.status = sdp_verify_rep(ib_event->private_data);
+ if (event.status)
+ event.event = RDMA_CM_EVENT_CONNECT_ERROR;
+ else
+ event.event = RDMA_CM_EVENT_CONNECT_RESPONSE;
} else {
- event.event = RDMA_CM_EVENT_CONNECT_RESPONSE;
+ if (id_priv->id.qp) {
+ event.status = cma_rep_recv(id_priv);
+ event.event = event.status ? RDMA_CM_EVENT_CONNECT_ERROR :
+ RDMA_CM_EVENT_ESTABLISHED;
+ } else {
+ event.event = RDMA_CM_EVENT_CONNECT_RESPONSE;
+ }
}
cma_set_rep_event_data(&event, &ib_event->param.rep_rcvd,
ib_event->private_data);
@@ -3105,6 +3258,7 @@ static enum rdma_port_space cma_select_inet_ps(
case RDMA_PS_UDP:
case RDMA_PS_IPOIB:
case RDMA_PS_IB:
+ case RDMA_PS_SDP:
return id_priv->id.ps;
default:
@@ -3293,10 +3447,49 @@ err1:
}
EXPORT_SYMBOL(rdma_bind_addr);
+static int sdp_format_hdr(struct sdp_hh *sdp_hdr, struct rdma_id_private *id_priv)
+{
+ /*
+ * XXXCEM: CMA just sets the version itself rather than relying on
+ * passed in packet to have the major version set. Should we?
+ */
+ if (sdp_get_majv(sdp_hdr->majv_minv) != SDP_MAJ_VERSION)
+ return -EINVAL;
+
+ if (cma_family(id_priv) == AF_INET) {
+ struct sockaddr_in *src4, *dst4;
+
+ src4 = (struct sockaddr_in *) cma_src_addr(id_priv);
+ dst4 = (struct sockaddr_in *) cma_dst_addr(id_priv);
+
+ sdp_set_ip_ver(sdp_hdr, 4);
+ sdp_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr;
+ sdp_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr;
+ sdp_hdr->port = src4->sin_port;
+ } else if (cma_family(id_priv) == AF_INET6) {
+ struct sockaddr_in6 *src6, *dst6;
+
+ src6 = (struct sockaddr_in6 *) cma_src_addr(id_priv);
+ dst6 = (struct sockaddr_in6 *) cma_dst_addr(id_priv);
+
+ sdp_set_ip_ver(sdp_hdr, 6);
+ sdp_hdr->src_addr.ip6 = src6->sin6_addr;
+ sdp_hdr->dst_addr.ip6 = dst6->sin6_addr;
+ sdp_hdr->port = src6->sin6_port;
+ cma_ip6_clear_scope_id(&sdp_hdr->src_addr.ip6);
+ cma_ip6_clear_scope_id(&sdp_hdr->dst_addr.ip6);
+ } else
+ return -EAFNOSUPPORT;
+ return 0;
+}
+
static int cma_format_hdr(void *hdr, struct rdma_id_private *id_priv)
{
struct cma_hdr *cma_hdr;
+ if (id_priv->id.ps == RDMA_PS_SDP)
+ return sdp_format_hdr(hdr, id_priv);
+
cma_hdr = hdr;
cma_hdr->cma_version = CMA_VERSION;
if (cma_family(id_priv) == AF_INET) {
@@ -4384,6 +4577,7 @@ static void cma_init_vnet(void *arg)
idr_init(&pernet->udp_ps);
idr_init(&pernet->ipoib_ps);
idr_init(&pernet->ib_ps);
+ idr_init(&pernet->sdp_ps);
}
VNET_SYSINIT(cma_init_vnet, SI_SUB_OFED_MODINIT - 1, SI_ORDER_FIRST, cma_init_vnet, NULL);
@@ -4395,6 +4589,7 @@ static void cma_destroy_vnet(void *arg)
idr_destroy(&pernet->udp_ps);
idr_destroy(&pernet->ipoib_ps);
idr_destroy(&pernet->ib_ps);
+ idr_destroy(&pernet->sdp_ps);
}
VNET_SYSUNINIT(cma_destroy_vnet, SI_SUB_OFED_MODINIT - 1, SI_ORDER_SECOND, cma_destroy_vnet, NULL);
Modified: head/sys/ofed/drivers/infiniband/ulp/sdp/sdp.h
==============================================================================
--- head/sys/ofed/drivers/infiniband/ulp/sdp/sdp.h Sat Aug 17 18:19:49 2019 (r351175)
+++ head/sys/ofed/drivers/infiniband/ulp/sdp/sdp.h Sat Aug 17 18:54:07 2019 (r351176)
@@ -53,6 +53,7 @@
#include <rdma/rdma_cm.h>
#include <rdma/ib_cm.h>
#include <rdma/ib_fmr_pool.h>
+#include <rdma/rdma_sdp.h>
#ifdef SDP_DEBUG
#define CONFIG_INFINIBAND_SDP_DEBUG
@@ -187,49 +188,6 @@ enum {
SDP_NEW_SEG = -2,
SDP_DO_WAIT_MEM = -1
};
-
-struct sdp_bsdh {
- u8 mid;
- u8 flags;
- __u16 bufs;
- __u32 len;
- __u32 mseq;
- __u32 mseq_ack;
-} __attribute__((__packed__));
-
-union cma_ip_addr {
- struct in6_addr ip6;
- struct {
- __u32 pad[3];
- __u32 addr;
- } ip4;
-} __attribute__((__packed__));
-
-/* TODO: too much? Can I avoid having the src/dst and port here? */
-struct sdp_hh {
- struct sdp_bsdh bsdh;
- u8 majv_minv;
- u8 ipv_cap;
- u8 rsvd1;
- u8 max_adverts;
- __u32 desremrcvsz;
- __u32 localrcvsz;
- __u16 port;
- __u16 rsvd2;
- union cma_ip_addr src_addr;
- union cma_ip_addr dst_addr;
- u8 rsvd3[IB_CM_REQ_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 48];
-} __attribute__((__packed__));
-
-struct sdp_hah {
- struct sdp_bsdh bsdh;
- u8 majv_minv;
- u8 ipv_cap;
- u8 rsvd1;
- u8 ext_max_adverts;
- __u32 actrcvsz;
- u8 rsvd2[IB_CM_REP_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 8];
-} __attribute__((__packed__));
struct sdp_rrch {
__u32 len;
Added: head/sys/ofed/include/rdma/rdma_sdp.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/ofed/include/rdma/rdma_sdp.h Sat Aug 17 18:54:07 2019 (r351176)
@@ -0,0 +1,158 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2019 Isilon Systems, LLC.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_
+#define _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_
+
+#include <sys/cdefs.h>
+#include <netinet/in.h>
+
+#include <rdma/ib_cm.h>
+
+union cma_ip_addr {
+ struct in6_addr ip6;
+ struct {
+ __be32 pad[3];
+ __be32 addr;
+ } ip4;
+};
+
+struct sdp_bsdh {
+ u8 mid;
+ u8 flags;
+ __u16 bufs;
+ __u32 len;
+ __u32 mseq;
+ __u32 mseq_ack;
+} __packed;
+
+struct sdp_hh {
+ struct sdp_bsdh bsdh;
+ u8 majv_minv;
+ u8 ipv_cap;
+ u8 rsvd1;
+ u8 max_adverts;
+ __u32 desremrcvsz;
+ __u32 localrcvsz;
+ __u16 port;
+ __u16 rsvd2;
+ union cma_ip_addr src_addr;
+ union cma_ip_addr dst_addr;
+ u8 rsvd3[IB_CM_REQ_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 48];
+} __packed;
+
+struct sdp_hah {
+ struct sdp_bsdh bsdh;
+ u8 majv_minv;
+ u8 ipv_cap;
+ u8 rsvd1;
+ u8 ext_max_adverts;
+ __u32 actrcvsz;
+ u8 rsvd2[IB_CM_REP_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 8];
+} __packed;
+
+#endif /* _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_ */
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2019 Isilon Systems, LLC.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_
+#define _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_
+
+#include <sys/cdefs.h>
+#include <netinet/in.h>
+
+#include <rdma/ib_cm.h>
+
+union cma_ip_addr {
+ struct in6_addr ip6;
+ struct {
+ __be32 pad[3];
+ __be32 addr;
+ } ip4;
+};
+
+struct sdp_bsdh {
+ u8 mid;
+ u8 flags;
+ __u16 bufs;
+ __u32 len;
+ __u32 mseq;
+ __u32 mseq_ack;
+} __packed;
+
+struct sdp_hh {
+ struct sdp_bsdh bsdh;
+ u8 majv_minv;
+ u8 ipv_cap;
+ u8 rsvd1;
+ u8 max_adverts;
+ __u32 desremrcvsz;
+ __u32 localrcvsz;
+ __u16 port;
+ __u16 rsvd2;
+ union cma_ip_addr src_addr;
+ union cma_ip_addr dst_addr;
+ u8 rsvd3[IB_CM_REQ_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 48];
+} __packed;
+
+struct sdp_hah {
+ struct sdp_bsdh bsdh;
+ u8 majv_minv;
+ u8 ipv_cap;
+ u8 rsvd1;
+ u8 ext_max_adverts;
+ __u32 actrcvsz;
+ u8 rsvd2[IB_CM_REP_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 8];
+} __packed;
+
+#endif /* _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_ */
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