IB: common handling for marshalling parameters to/from userspace

Provide common handling for marshalling data between userspace clients
and kernel InfiniBand drivers.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Sean Hefty 2006-06-17 20:37:27 -07:00 committed by Roland Dreier
parent 4e56ea794e
commit 6a9af2e18a
7 changed files with 328 additions and 218 deletions

View File

@ -16,4 +16,5 @@ ib_umad-y := user_mad.o
ib_ucm-y := ucm.o
ib_uverbs-y := uverbs_main.o uverbs_cmd.o uverbs_mem.o
ib_uverbs-y := uverbs_main.o uverbs_cmd.o uverbs_mem.o \
uverbs_marshall.o

View File

@ -30,7 +30,7 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: ucm.c 2594 2005-06-13 19:46:02Z libor $
* $Id: ucm.c 4311 2005-12-05 18:42:01Z sean.hefty $
*/
#include <linux/completion.h>
@ -50,6 +50,7 @@
#include <rdma/ib_cm.h>
#include <rdma/ib_user_cm.h>
#include <rdma/ib_marshall.h>
MODULE_AUTHOR("Libor Michalek");
MODULE_DESCRIPTION("InfiniBand userspace Connection Manager access");
@ -205,36 +206,6 @@ error:
return NULL;
}
static void ib_ucm_event_path_get(struct ib_ucm_path_rec *upath,
struct ib_sa_path_rec *kpath)
{
if (!kpath || !upath)
return;
memcpy(upath->dgid, kpath->dgid.raw, sizeof *upath->dgid);
memcpy(upath->sgid, kpath->sgid.raw, sizeof *upath->sgid);
upath->dlid = kpath->dlid;
upath->slid = kpath->slid;
upath->raw_traffic = kpath->raw_traffic;
upath->flow_label = kpath->flow_label;
upath->hop_limit = kpath->hop_limit;
upath->traffic_class = kpath->traffic_class;
upath->reversible = kpath->reversible;
upath->numb_path = kpath->numb_path;
upath->pkey = kpath->pkey;
upath->sl = kpath->sl;
upath->mtu_selector = kpath->mtu_selector;
upath->mtu = kpath->mtu;
upath->rate_selector = kpath->rate_selector;
upath->rate = kpath->rate;
upath->packet_life_time = kpath->packet_life_time;
upath->preference = kpath->preference;
upath->packet_life_time_selector =
kpath->packet_life_time_selector;
}
static void ib_ucm_event_req_get(struct ib_ucm_req_event_resp *ureq,
struct ib_cm_req_event_param *kreq)
{
@ -253,8 +224,10 @@ static void ib_ucm_event_req_get(struct ib_ucm_req_event_resp *ureq,
ureq->srq = kreq->srq;
ureq->port = kreq->port;
ib_ucm_event_path_get(&ureq->primary_path, kreq->primary_path);
ib_ucm_event_path_get(&ureq->alternate_path, kreq->alternate_path);
ib_copy_path_rec_to_user(&ureq->primary_path, kreq->primary_path);
if (kreq->alternate_path)
ib_copy_path_rec_to_user(&ureq->alternate_path,
kreq->alternate_path);
}
static void ib_ucm_event_rep_get(struct ib_ucm_rep_event_resp *urep,
@ -324,8 +297,8 @@ static int ib_ucm_event_process(struct ib_cm_event *evt,
info = evt->param.rej_rcvd.ari;
break;
case IB_CM_LAP_RECEIVED:
ib_ucm_event_path_get(&uvt->resp.u.lap_resp.path,
evt->param.lap_rcvd.alternate_path);
ib_copy_path_rec_to_user(&uvt->resp.u.lap_resp.path,
evt->param.lap_rcvd.alternate_path);
uvt->data_len = IB_CM_LAP_PRIVATE_DATA_SIZE;
uvt->resp.present = IB_UCM_PRES_ALTERNATE;
break;
@ -637,65 +610,11 @@ static ssize_t ib_ucm_attr_id(struct ib_ucm_file *file,
return result;
}
static void ib_ucm_copy_ah_attr(struct ib_ucm_ah_attr *dest_attr,
struct ib_ah_attr *src_attr)
{
memcpy(dest_attr->grh_dgid, src_attr->grh.dgid.raw,
sizeof src_attr->grh.dgid);
dest_attr->grh_flow_label = src_attr->grh.flow_label;
dest_attr->grh_sgid_index = src_attr->grh.sgid_index;
dest_attr->grh_hop_limit = src_attr->grh.hop_limit;
dest_attr->grh_traffic_class = src_attr->grh.traffic_class;
dest_attr->dlid = src_attr->dlid;
dest_attr->sl = src_attr->sl;
dest_attr->src_path_bits = src_attr->src_path_bits;
dest_attr->static_rate = src_attr->static_rate;
dest_attr->is_global = (src_attr->ah_flags & IB_AH_GRH);
dest_attr->port_num = src_attr->port_num;
}
static void ib_ucm_copy_qp_attr(struct ib_ucm_init_qp_attr_resp *dest_attr,
struct ib_qp_attr *src_attr)
{
dest_attr->cur_qp_state = src_attr->cur_qp_state;
dest_attr->path_mtu = src_attr->path_mtu;
dest_attr->path_mig_state = src_attr->path_mig_state;
dest_attr->qkey = src_attr->qkey;
dest_attr->rq_psn = src_attr->rq_psn;
dest_attr->sq_psn = src_attr->sq_psn;
dest_attr->dest_qp_num = src_attr->dest_qp_num;
dest_attr->qp_access_flags = src_attr->qp_access_flags;
dest_attr->max_send_wr = src_attr->cap.max_send_wr;
dest_attr->max_recv_wr = src_attr->cap.max_recv_wr;
dest_attr->max_send_sge = src_attr->cap.max_send_sge;
dest_attr->max_recv_sge = src_attr->cap.max_recv_sge;
dest_attr->max_inline_data = src_attr->cap.max_inline_data;
ib_ucm_copy_ah_attr(&dest_attr->ah_attr, &src_attr->ah_attr);
ib_ucm_copy_ah_attr(&dest_attr->alt_ah_attr, &src_attr->alt_ah_attr);
dest_attr->pkey_index = src_attr->pkey_index;
dest_attr->alt_pkey_index = src_attr->alt_pkey_index;
dest_attr->en_sqd_async_notify = src_attr->en_sqd_async_notify;
dest_attr->sq_draining = src_attr->sq_draining;
dest_attr->max_rd_atomic = src_attr->max_rd_atomic;
dest_attr->max_dest_rd_atomic = src_attr->max_dest_rd_atomic;
dest_attr->min_rnr_timer = src_attr->min_rnr_timer;
dest_attr->port_num = src_attr->port_num;
dest_attr->timeout = src_attr->timeout;
dest_attr->retry_cnt = src_attr->retry_cnt;
dest_attr->rnr_retry = src_attr->rnr_retry;
dest_attr->alt_port_num = src_attr->alt_port_num;
dest_attr->alt_timeout = src_attr->alt_timeout;
}
static ssize_t ib_ucm_init_qp_attr(struct ib_ucm_file *file,
const char __user *inbuf,
int in_len, int out_len)
{
struct ib_ucm_init_qp_attr_resp resp;
struct ib_uverbs_qp_attr resp;
struct ib_ucm_init_qp_attr cmd;
struct ib_ucm_context *ctx;
struct ib_qp_attr qp_attr;
@ -718,7 +637,7 @@ static ssize_t ib_ucm_init_qp_attr(struct ib_ucm_file *file,
if (result)
goto out;
ib_ucm_copy_qp_attr(&resp, &qp_attr);
ib_copy_qp_attr_to_user(&resp, &qp_attr);
if (copy_to_user((void __user *)(unsigned long)cmd.response,
&resp, sizeof(resp)))
@ -793,7 +712,7 @@ static int ib_ucm_alloc_data(const void **dest, u64 src, u32 len)
static int ib_ucm_path_get(struct ib_sa_path_rec **path, u64 src)
{
struct ib_ucm_path_rec ucm_path;
struct ib_user_path_rec upath;
struct ib_sa_path_rec *sa_path;
*path = NULL;
@ -805,36 +724,14 @@ static int ib_ucm_path_get(struct ib_sa_path_rec **path, u64 src)
if (!sa_path)
return -ENOMEM;
if (copy_from_user(&ucm_path, (void __user *)(unsigned long)src,
sizeof(ucm_path))) {
if (copy_from_user(&upath, (void __user *)(unsigned long)src,
sizeof(upath))) {
kfree(sa_path);
return -EFAULT;
}
memcpy(sa_path->dgid.raw, ucm_path.dgid, sizeof sa_path->dgid);
memcpy(sa_path->sgid.raw, ucm_path.sgid, sizeof sa_path->sgid);
sa_path->dlid = ucm_path.dlid;
sa_path->slid = ucm_path.slid;
sa_path->raw_traffic = ucm_path.raw_traffic;
sa_path->flow_label = ucm_path.flow_label;
sa_path->hop_limit = ucm_path.hop_limit;
sa_path->traffic_class = ucm_path.traffic_class;
sa_path->reversible = ucm_path.reversible;
sa_path->numb_path = ucm_path.numb_path;
sa_path->pkey = ucm_path.pkey;
sa_path->sl = ucm_path.sl;
sa_path->mtu_selector = ucm_path.mtu_selector;
sa_path->mtu = ucm_path.mtu;
sa_path->rate_selector = ucm_path.rate_selector;
sa_path->rate = ucm_path.rate;
sa_path->packet_life_time = ucm_path.packet_life_time;
sa_path->preference = ucm_path.preference;
sa_path->packet_life_time_selector =
ucm_path.packet_life_time_selector;
ib_copy_path_rec_from_user(sa_path, &upath);
*path = sa_path;
return 0;
}

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@ -0,0 +1,138 @@
/*
* Copyright (c) 2005 Intel Corporation. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <rdma/ib_marshall.h>
static void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst,
struct ib_ah_attr *src)
{
memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof src->grh.dgid);
dst->grh.flow_label = src->grh.flow_label;
dst->grh.sgid_index = src->grh.sgid_index;
dst->grh.hop_limit = src->grh.hop_limit;
dst->grh.traffic_class = src->grh.traffic_class;
dst->dlid = src->dlid;
dst->sl = src->sl;
dst->src_path_bits = src->src_path_bits;
dst->static_rate = src->static_rate;
dst->is_global = src->ah_flags & IB_AH_GRH ? 1 : 0;
dst->port_num = src->port_num;
}
void ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr *dst,
struct ib_qp_attr *src)
{
dst->cur_qp_state = src->cur_qp_state;
dst->path_mtu = src->path_mtu;
dst->path_mig_state = src->path_mig_state;
dst->qkey = src->qkey;
dst->rq_psn = src->rq_psn;
dst->sq_psn = src->sq_psn;
dst->dest_qp_num = src->dest_qp_num;
dst->qp_access_flags = src->qp_access_flags;
dst->max_send_wr = src->cap.max_send_wr;
dst->max_recv_wr = src->cap.max_recv_wr;
dst->max_send_sge = src->cap.max_send_sge;
dst->max_recv_sge = src->cap.max_recv_sge;
dst->max_inline_data = src->cap.max_inline_data;
ib_copy_ah_attr_to_user(&dst->ah_attr, &src->ah_attr);
ib_copy_ah_attr_to_user(&dst->alt_ah_attr, &src->alt_ah_attr);
dst->pkey_index = src->pkey_index;
dst->alt_pkey_index = src->alt_pkey_index;
dst->en_sqd_async_notify = src->en_sqd_async_notify;
dst->sq_draining = src->sq_draining;
dst->max_rd_atomic = src->max_rd_atomic;
dst->max_dest_rd_atomic = src->max_dest_rd_atomic;
dst->min_rnr_timer = src->min_rnr_timer;
dst->port_num = src->port_num;
dst->timeout = src->timeout;
dst->retry_cnt = src->retry_cnt;
dst->rnr_retry = src->rnr_retry;
dst->alt_port_num = src->alt_port_num;
dst->alt_timeout = src->alt_timeout;
}
EXPORT_SYMBOL(ib_copy_qp_attr_to_user);
void ib_copy_path_rec_to_user(struct ib_user_path_rec *dst,
struct ib_sa_path_rec *src)
{
memcpy(dst->dgid, src->dgid.raw, sizeof src->dgid);
memcpy(dst->sgid, src->sgid.raw, sizeof src->sgid);
dst->dlid = src->dlid;
dst->slid = src->slid;
dst->raw_traffic = src->raw_traffic;
dst->flow_label = src->flow_label;
dst->hop_limit = src->hop_limit;
dst->traffic_class = src->traffic_class;
dst->reversible = src->reversible;
dst->numb_path = src->numb_path;
dst->pkey = src->pkey;
dst->sl = src->sl;
dst->mtu_selector = src->mtu_selector;
dst->mtu = src->mtu;
dst->rate_selector = src->rate_selector;
dst->rate = src->rate;
dst->packet_life_time = src->packet_life_time;
dst->preference = src->preference;
dst->packet_life_time_selector = src->packet_life_time_selector;
}
EXPORT_SYMBOL(ib_copy_path_rec_to_user);
void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst,
struct ib_user_path_rec *src)
{
memcpy(dst->dgid.raw, src->dgid, sizeof dst->dgid);
memcpy(dst->sgid.raw, src->sgid, sizeof dst->sgid);
dst->dlid = src->dlid;
dst->slid = src->slid;
dst->raw_traffic = src->raw_traffic;
dst->flow_label = src->flow_label;
dst->hop_limit = src->hop_limit;
dst->traffic_class = src->traffic_class;
dst->reversible = src->reversible;
dst->numb_path = src->numb_path;
dst->pkey = src->pkey;
dst->sl = src->sl;
dst->mtu_selector = src->mtu_selector;
dst->mtu = src->mtu;
dst->rate_selector = src->rate_selector;
dst->rate = src->rate;
dst->packet_life_time = src->packet_life_time;
dst->preference = src->preference;
dst->packet_life_time_selector = src->packet_life_time_selector;
}
EXPORT_SYMBOL(ib_copy_path_rec_from_user);

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@ -0,0 +1,50 @@
/*
* Copyright (c) 2005 Intel Corporation. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#if !defined(IB_USER_MARSHALL_H)
#define IB_USER_MARSHALL_H
#include <rdma/ib_verbs.h>
#include <rdma/ib_sa.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/ib_user_sa.h>
void ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr *dst,
struct ib_qp_attr *src);
void ib_copy_path_rec_to_user(struct ib_user_path_rec *dst,
struct ib_sa_path_rec *src);
void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst,
struct ib_user_path_rec *src);
#endif /* IB_USER_MARSHALL_H */

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@ -30,13 +30,13 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: ib_user_cm.h 2576 2005-06-09 17:00:30Z libor $
* $Id: ib_user_cm.h 4019 2005-11-11 00:33:09Z sean.hefty $
*/
#ifndef IB_USER_CM_H
#define IB_USER_CM_H
#include <linux/types.h>
#include <rdma/ib_user_sa.h>
#define IB_USER_CM_ABI_VERSION 4
@ -110,58 +110,6 @@ struct ib_ucm_init_qp_attr {
__u32 qp_state;
};
struct ib_ucm_ah_attr {
__u8 grh_dgid[16];
__u32 grh_flow_label;
__u16 dlid;
__u16 reserved;
__u8 grh_sgid_index;
__u8 grh_hop_limit;
__u8 grh_traffic_class;
__u8 sl;
__u8 src_path_bits;
__u8 static_rate;
__u8 is_global;
__u8 port_num;
};
struct ib_ucm_init_qp_attr_resp {
__u32 qp_attr_mask;
__u32 qp_state;
__u32 cur_qp_state;
__u32 path_mtu;
__u32 path_mig_state;
__u32 qkey;
__u32 rq_psn;
__u32 sq_psn;
__u32 dest_qp_num;
__u32 qp_access_flags;
struct ib_ucm_ah_attr ah_attr;
struct ib_ucm_ah_attr alt_ah_attr;
/* ib_qp_cap */
__u32 max_send_wr;
__u32 max_recv_wr;
__u32 max_send_sge;
__u32 max_recv_sge;
__u32 max_inline_data;
__u16 pkey_index;
__u16 alt_pkey_index;
__u8 en_sqd_async_notify;
__u8 sq_draining;
__u8 max_rd_atomic;
__u8 max_dest_rd_atomic;
__u8 min_rnr_timer;
__u8 port_num;
__u8 timeout;
__u8 retry_cnt;
__u8 rnr_retry;
__u8 alt_port_num;
__u8 alt_timeout;
};
struct ib_ucm_listen {
__be64 service_id;
__be64 service_mask;
@ -180,28 +128,6 @@ struct ib_ucm_private_data {
__u8 reserved[3];
};
struct ib_ucm_path_rec {
__u8 dgid[16];
__u8 sgid[16];
__be16 dlid;
__be16 slid;
__u32 raw_traffic;
__be32 flow_label;
__u32 reversible;
__u32 mtu;
__be16 pkey;
__u8 hop_limit;
__u8 traffic_class;
__u8 numb_path;
__u8 sl;
__u8 mtu_selector;
__u8 rate_selector;
__u8 rate;
__u8 packet_life_time_selector;
__u8 packet_life_time;
__u8 preference;
};
struct ib_ucm_req {
__u32 id;
__u32 qpn;
@ -304,8 +230,8 @@ struct ib_ucm_event_get {
};
struct ib_ucm_req_event_resp {
struct ib_ucm_path_rec primary_path;
struct ib_ucm_path_rec alternate_path;
struct ib_user_path_rec primary_path;
struct ib_user_path_rec alternate_path;
__be64 remote_ca_guid;
__u32 remote_qkey;
__u32 remote_qpn;
@ -349,7 +275,7 @@ struct ib_ucm_mra_event_resp {
};
struct ib_ucm_lap_event_resp {
struct ib_ucm_path_rec path;
struct ib_user_path_rec path;
};
struct ib_ucm_apr_event_resp {

60
include/rdma/ib_user_sa.h Normal file
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@ -0,0 +1,60 @@
/*
* Copyright (c) 2005 Intel Corporation. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef IB_USER_SA_H
#define IB_USER_SA_H
#include <linux/types.h>
struct ib_user_path_rec {
__u8 dgid[16];
__u8 sgid[16];
__be16 dlid;
__be16 slid;
__u32 raw_traffic;
__be32 flow_label;
__u32 reversible;
__u32 mtu;
__be16 pkey;
__u8 hop_limit;
__u8 traffic_class;
__u8 numb_path;
__u8 sl;
__u8 mtu_selector;
__u8 rate_selector;
__u8 rate;
__u8 packet_life_time_selector;
__u8 packet_life_time;
__u8 preference;
};
#endif /* IB_USER_SA_H */

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@ -32,7 +32,7 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: ib_user_verbs.h 2708 2005-06-24 17:27:21Z roland $
* $Id: ib_user_verbs.h 4019 2005-11-11 00:33:09Z sean.hefty $
*/
#ifndef IB_USER_VERBS_H
@ -323,6 +323,64 @@ struct ib_uverbs_destroy_cq_resp {
__u32 async_events_reported;
};
struct ib_uverbs_global_route {
__u8 dgid[16];
__u32 flow_label;
__u8 sgid_index;
__u8 hop_limit;
__u8 traffic_class;
__u8 reserved;
};
struct ib_uverbs_ah_attr {
struct ib_uverbs_global_route grh;
__u16 dlid;
__u8 sl;
__u8 src_path_bits;
__u8 static_rate;
__u8 is_global;
__u8 port_num;
__u8 reserved;
};
struct ib_uverbs_qp_attr {
__u32 qp_attr_mask;
__u32 qp_state;
__u32 cur_qp_state;
__u32 path_mtu;
__u32 path_mig_state;
__u32 qkey;
__u32 rq_psn;
__u32 sq_psn;
__u32 dest_qp_num;
__u32 qp_access_flags;
struct ib_uverbs_ah_attr ah_attr;
struct ib_uverbs_ah_attr alt_ah_attr;
/* ib_qp_cap */
__u32 max_send_wr;
__u32 max_recv_wr;
__u32 max_send_sge;
__u32 max_recv_sge;
__u32 max_inline_data;
__u16 pkey_index;
__u16 alt_pkey_index;
__u8 en_sqd_async_notify;
__u8 sq_draining;
__u8 max_rd_atomic;
__u8 max_dest_rd_atomic;
__u8 min_rnr_timer;
__u8 port_num;
__u8 timeout;
__u8 retry_cnt;
__u8 rnr_retry;
__u8 alt_port_num;
__u8 alt_timeout;
__u8 reserved[5];
};
struct ib_uverbs_create_qp {
__u64 response;
__u64 user_handle;
@ -541,26 +599,6 @@ struct ib_uverbs_post_srq_recv_resp {
__u32 bad_wr;
};
struct ib_uverbs_global_route {
__u8 dgid[16];
__u32 flow_label;
__u8 sgid_index;
__u8 hop_limit;
__u8 traffic_class;
__u8 reserved;
};
struct ib_uverbs_ah_attr {
struct ib_uverbs_global_route grh;
__u16 dlid;
__u8 sl;
__u8 src_path_bits;
__u8 static_rate;
__u8 is_global;
__u8 port_num;
__u8 reserved;
};
struct ib_uverbs_create_ah {
__u64 response;
__u64 user_handle;