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authorShamir Rabinovitch <shamir.rabinovitch@oracle.com>2018-12-17 17:15:18 +0200
committerJason Gunthorpe <jgg@mellanox.com>2018-12-18 19:15:48 -0700
commite00b64f7c54c4cbd88143bbd43e7c3d61a090e5c (patch)
tree0a66b1a1dcef10b5a943ee7b99371f471e6003af /drivers
parentRDMA/restrack: Resource-tracker should not use uobject pointers (diff)
downloadlinux-dev-e00b64f7c54c4cbd88143bbd43e7c3d61a090e5c.tar.xz
linux-dev-e00b64f7c54c4cbd88143bbd43e7c3d61a090e5c.zip
RDMA: Cleanup undesired pd->uobject usage
Drivers should be using udata to determine if a method is invoked from user space or kernel space. A pd does not necessarily say a different objects is kernel or user. Transforming the tests to use udata eliminates a large number of uobject references from the drivers. Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@oracle.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/bnxt_re/ib_verbs.c4
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_provider.c2
-rw-r--r--drivers/infiniband/hw/cxgb4/qp.c4
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v1.c2
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.c4
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_qp.c18
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_srq.c2
-rw-r--r--drivers/infiniband/hw/i40iw/i40iw_verbs.c45
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c20
-rw-r--r--drivers/infiniband/hw/mlx4/srq.c10
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c10
-rw-r--r--drivers/infiniband/hw/mlx5/srq.c8
-rw-r--r--drivers/infiniband/hw/mthca/mthca_dev.h9
-rw-r--r--drivers/infiniband/hw/mthca/mthca_provider.c16
-rw-r--r--drivers/infiniband/hw/mthca/mthca_qp.c22
-rw-r--r--drivers/infiniband/hw/mthca/mthca_srq.c29
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c4
-rw-r--r--drivers/infiniband/hw/ocrdma/ocrdma_verbs.c7
-rw-r--r--drivers/infiniband/hw/qedr/verbs.c9
-rw-r--r--drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c2
-rw-r--r--drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c2
-rw-r--r--drivers/infiniband/sw/rxe/rxe_loc.h2
-rw-r--r--drivers/infiniband/sw/rxe/rxe_qp.c5
-rw-r--r--drivers/infiniband/sw/rxe/rxe_verbs.c2
24 files changed, 125 insertions, 113 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index 54fdd4cf5288..611bacd00b80 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -698,7 +698,7 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
ah->qplib_ah.flow_label = grh->flow_label;
ah->qplib_ah.hop_limit = grh->hop_limit;
ah->qplib_ah.sl = rdma_ah_get_sl(ah_attr);
- if (ib_pd->uobject &&
+ if (udata &&
!rdma_is_multicast_addr((struct in6_addr *)
grh->dgid.raw) &&
!rdma_link_local_addr((struct in6_addr *)
@@ -729,7 +729,7 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
}
/* Write AVID to shared page. */
- if (ib_pd->uobject) {
+ if (udata) {
struct ib_ucontext *ib_uctx = ib_pd->uobject->context;
struct bnxt_re_ucontext *uctx;
unsigned long flag;
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index 7a1dc83ba588..b34b1a1bd94b 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -836,7 +836,7 @@ static struct ib_qp *iwch_create_qp(struct ib_pd *pd,
* Kernel users need more wq space for fastreg WRs which can take
* 2 WR fragments.
*/
- ucontext = pd->uobject ? to_iwch_ucontext(pd->uobject->context) : NULL;
+ ucontext = udata ? to_iwch_ucontext(pd->uobject->context) : NULL;
if (!ucontext && wqsize < (rqsize + (2 * sqsize)))
wqsize = roundup_pow_of_two(rqsize +
roundup_pow_of_two(attrs->cap.max_send_wr * 2));
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index 5a8030bd4208..981ff5cfb5d1 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -2163,7 +2163,7 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
if (sqsize < 8)
sqsize = 8;
- ucontext = pd->uobject ? to_c4iw_ucontext(pd->uobject->context) : NULL;
+ ucontext = udata ? to_c4iw_ucontext(pd->uobject->context) : NULL;
qhp = kzalloc(sizeof(*qhp), GFP_KERNEL);
if (!qhp)
@@ -2712,7 +2712,7 @@ struct ib_srq *c4iw_create_srq(struct ib_pd *pd, struct ib_srq_init_attr *attrs,
rqsize = attrs->attr.max_wr + 1;
rqsize = roundup_pow_of_two(max_t(u16, rqsize, 16));
- ucontext = pd->uobject ? to_c4iw_ucontext(pd->uobject->context) : NULL;
+ ucontext = udata ? to_c4iw_ucontext(pd->uobject->context) : NULL;
srq = kzalloc(sizeof(*srq), GFP_KERNEL);
if (!srq)
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index d17a7ce3c93a..b74c742b000c 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -3926,7 +3926,7 @@ int hns_roce_v1_destroy_qp(struct ib_qp *ibqp)
struct hns_roce_qp_work *qp_work;
struct hns_roce_v1_priv *priv;
struct hns_roce_cq *send_cq, *recv_cq;
- int is_user = !!ibqp->pd->uobject;
+ bool is_user = ibqp->uobject;
int is_timeout = 0;
int ret;
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 22236ebf033d..3a669451cf86 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -4133,7 +4133,7 @@ out:
static int hns_roce_v2_destroy_qp_common(struct hns_roce_dev *hr_dev,
struct hns_roce_qp *hr_qp,
- int is_user)
+ bool is_user)
{
struct hns_roce_cq *send_cq, *recv_cq;
struct device *dev = hr_dev->dev;
@@ -4210,7 +4210,7 @@ static int hns_roce_v2_destroy_qp(struct ib_qp *ibqp)
struct hns_roce_qp *hr_qp = to_hr_qp(ibqp);
int ret;
- ret = hns_roce_v2_destroy_qp_common(hr_dev, hr_qp, !!ibqp->pd->uobject);
+ ret = hns_roce_v2_destroy_qp_common(hr_dev, hr_qp, ibqp->uobject);
if (ret) {
dev_err(hr_dev->dev, "Destroy qp failed(%d)\n", ret);
return ret;
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index 52d2b299b3be..54031c5b53fa 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -280,7 +280,7 @@ void hns_roce_release_range_qp(struct hns_roce_dev *hr_dev, int base_qpn,
EXPORT_SYMBOL_GPL(hns_roce_release_range_qp);
static int hns_roce_set_rq_size(struct hns_roce_dev *hr_dev,
- struct ib_qp_cap *cap, int is_user, int has_rq,
+ struct ib_qp_cap *cap, bool is_user, int has_rq,
struct hns_roce_qp *hr_qp)
{
struct device *dev = hr_dev->dev;
@@ -560,7 +560,7 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
else
hr_qp->sq_signal_bits = cpu_to_le32(IB_SIGNAL_REQ_WR);
- ret = hns_roce_set_rq_size(hr_dev, &init_attr->cap, !!ib_pd->uobject,
+ ret = hns_roce_set_rq_size(hr_dev, &init_attr->cap, udata,
hns_roce_qp_has_rq(init_attr), hr_qp);
if (ret) {
dev_err(dev, "hns_roce_set_rq_size failed\n");
@@ -598,7 +598,7 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
init_attr->cap.max_recv_sge];
}
- if (ib_pd->uobject) {
+ if (udata) {
if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) {
dev_err(dev, "ib_copy_from_udata error for create qp\n");
ret = -EFAULT;
@@ -783,7 +783,7 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
else
hr_qp->doorbell_qpn = cpu_to_le64(hr_qp->qpn);
- if (ib_pd->uobject && (udata->outlen >= sizeof(resp)) &&
+ if (udata && (udata->outlen >= sizeof(resp)) &&
(hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB)) {
/* indicate kernel supports rq record db */
@@ -810,7 +810,7 @@ err_qpn:
hns_roce_release_range_qp(hr_dev, qpn, 1);
err_wrid:
- if (ib_pd->uobject) {
+ if (udata) {
if ((hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB) &&
(udata->outlen >= sizeof(resp)) &&
hns_roce_qp_has_rq(init_attr))
@@ -823,7 +823,7 @@ err_wrid:
}
err_sq_dbmap:
- if (ib_pd->uobject)
+ if (udata)
if ((hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SQ_RECORD_DB) &&
(udata->inlen >= sizeof(ucmd)) &&
(udata->outlen >= sizeof(resp)) &&
@@ -836,13 +836,13 @@ err_mtt:
hns_roce_mtt_cleanup(hr_dev, &hr_qp->mtt);
err_buf:
- if (ib_pd->uobject)
+ if (hr_qp->umem)
ib_umem_release(hr_qp->umem);
else
hns_roce_buf_free(hr_dev, hr_qp->buff_size, &hr_qp->hr_buf);
err_db:
- if (!ib_pd->uobject && hns_roce_qp_has_rq(init_attr) &&
+ if (!udata && hns_roce_qp_has_rq(init_attr) &&
(hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB))
hns_roce_free_db(hr_dev, &hr_qp->rdb);
@@ -888,7 +888,7 @@ struct ib_qp *hns_roce_create_qp(struct ib_pd *pd,
}
case IB_QPT_GSI: {
/* Userspace is not allowed to create special QPs: */
- if (pd->uobject) {
+ if (udata) {
dev_err(dev, "not support usr space GSI\n");
return ERR_PTR(-EINVAL);
}
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index 6377e734e28e..960b1946c365 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -379,7 +379,7 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd,
srq->event = hns_roce_ib_srq_event;
srq->ibsrq.ext.xrc.srq_num = srq->srqn;
- if (pd->uobject) {
+ if (udata) {
if (ib_copy_to_udata(udata, &srq->srqn, sizeof(__u32))) {
ret = -EFAULT;
goto err_wrid;
diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
index 475f32cf447e..0b675b0742c2 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
@@ -673,28 +673,26 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
goto error;
}
iwqp->ctx_info.qp_compl_ctx = req.user_compl_ctx;
- if (ibpd->uobject && ibpd->uobject->context) {
- iwqp->user_mode = 1;
- ucontext = to_ucontext(ibpd->uobject->context);
-
- if (req.user_wqe_buffers) {
- struct i40iw_pbl *iwpbl;
-
- spin_lock_irqsave(
- &ucontext->qp_reg_mem_list_lock, flags);
- iwpbl = i40iw_get_pbl(
- (unsigned long)req.user_wqe_buffers,
- &ucontext->qp_reg_mem_list);
- spin_unlock_irqrestore(
- &ucontext->qp_reg_mem_list_lock, flags);
-
- if (!iwpbl) {
- err_code = -ENODATA;
- i40iw_pr_err("no pbl info\n");
- goto error;
- }
- memcpy(&iwqp->iwpbl, iwpbl, sizeof(iwqp->iwpbl));
+ iwqp->user_mode = 1;
+ ucontext = to_ucontext(ibpd->uobject->context);
+
+ if (req.user_wqe_buffers) {
+ struct i40iw_pbl *iwpbl;
+
+ spin_lock_irqsave(
+ &ucontext->qp_reg_mem_list_lock, flags);
+ iwpbl = i40iw_get_pbl(
+ (unsigned long)req.user_wqe_buffers,
+ &ucontext->qp_reg_mem_list);
+ spin_unlock_irqrestore(
+ &ucontext->qp_reg_mem_list_lock, flags);
+
+ if (!iwpbl) {
+ err_code = -ENODATA;
+ i40iw_pr_err("no pbl info\n");
+ goto error;
}
+ memcpy(&iwqp->iwpbl, iwpbl, sizeof(iwqp->iwpbl));
}
err_code = i40iw_setup_virt_qp(iwdev, iwqp, &init_info);
} else {
@@ -768,7 +766,7 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
iwdev->qp_table[qp_num] = iwqp;
i40iw_add_pdusecount(iwqp->iwpd);
i40iw_add_devusecount(iwdev);
- if (ibpd->uobject && udata) {
+ if (udata) {
memset(&uresp, 0, sizeof(uresp));
uresp.actual_sq_size = sq_size;
uresp.actual_rq_size = rq_size;
@@ -2092,7 +2090,8 @@ static int i40iw_dereg_mr(struct ib_mr *ib_mr)
ib_umem_release(iwmr->region);
if (iwmr->type != IW_MEMREG_TYPE_MEM) {
- if (ibpd->uobject) {
+ /* region is released. only test for userness. */
+ if (iwmr->region) {
struct i40iw_ucontext *ucontext;
ucontext = to_ucontext(ibpd->uobject->context);
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 651d8594dc3f..24ee30f1cb45 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -323,7 +323,7 @@ static int send_wqe_overhead(enum mlx4_ib_qp_type type, u32 flags)
}
static int set_rq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap,
- int is_user, int has_rq, struct mlx4_ib_qp *qp,
+ bool is_user, int has_rq, struct mlx4_ib_qp *qp,
u32 inl_recv_sz)
{
/* Sanity check RQ size before proceeding */
@@ -942,7 +942,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
qp->sq_signal_bits = cpu_to_be32(MLX4_WQE_CTRL_CQ_UPDATE);
- if (pd->uobject) {
+ if (udata) {
union {
struct mlx4_ib_create_qp qp;
struct mlx4_ib_create_wq wq;
@@ -991,7 +991,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
qp->flags |= MLX4_IB_QP_SCATTER_FCS;
}
- err = set_rq_size(dev, &init_attr->cap, !!pd->uobject,
+ err = set_rq_size(dev, &init_attr->cap, udata,
qp_has_rq(init_attr), qp, qp->inl_recv_sz);
if (err)
goto err;
@@ -1043,7 +1043,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
}
qp->mqp.usage = MLX4_RES_USAGE_USER_VERBS;
} else {
- err = set_rq_size(dev, &init_attr->cap, !!pd->uobject,
+ err = set_rq_size(dev, &init_attr->cap, udata,
qp_has_rq(init_attr), qp, 0);
if (err)
goto err;
@@ -1189,7 +1189,7 @@ err_proxy:
if (qp->mlx4_ib_qp_type == MLX4_IB_QPT_PROXY_GSI)
free_proxy_bufs(pd->device, qp);
err_wrid:
- if (pd->uobject) {
+ if (udata) {
if (qp_has_rq(init_attr))
mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &qp->db);
} else {
@@ -1201,13 +1201,13 @@ err_mtt:
mlx4_mtt_cleanup(dev->dev, &qp->mtt);
err_buf:
- if (pd->uobject)
+ if (qp->umem)
ib_umem_release(qp->umem);
else
mlx4_buf_free(dev->dev, qp->buf_size, &qp->buf);
err_db:
- if (!pd->uobject && qp_has_rq(init_attr))
+ if (!udata && qp_has_rq(init_attr))
mlx4_db_free(dev->dev, &qp->db);
err:
@@ -1332,7 +1332,7 @@ static void destroy_qp_rss(struct mlx4_ib_dev *dev, struct mlx4_ib_qp *qp)
}
static void destroy_qp_common(struct mlx4_ib_dev *dev, struct mlx4_ib_qp *qp,
- enum mlx4_ib_source_type src, int is_user)
+ enum mlx4_ib_source_type src, bool is_user)
{
struct mlx4_ib_cq *send_cq, *recv_cq;
unsigned long flags;
@@ -1612,7 +1612,7 @@ static int _mlx4_ib_destroy_qp(struct ib_qp *qp)
struct mlx4_ib_pd *pd;
pd = get_pd(mqp);
- destroy_qp_common(dev, mqp, MLX4_IB_QP_SRC, !!pd->ibpd.uobject);
+ destroy_qp_common(dev, mqp, MLX4_IB_QP_SRC, qp->uobject);
}
if (is_sqp(dev, mqp))
@@ -4044,7 +4044,7 @@ struct ib_wq *mlx4_ib_create_wq(struct ib_pd *pd,
struct mlx4_ib_create_wq ucmd;
int err, required_cmd_sz;
- if (!(udata && pd->uobject))
+ if (!udata)
return ERR_PTR(-EINVAL);
required_cmd_sz = offsetof(typeof(ucmd), comp_mask) +
diff --git a/drivers/infiniband/hw/mlx4/srq.c b/drivers/infiniband/hw/mlx4/srq.c
index 3731b31c3653..4456f1b8921d 100644
--- a/drivers/infiniband/hw/mlx4/srq.c
+++ b/drivers/infiniband/hw/mlx4/srq.c
@@ -105,7 +105,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
buf_size = srq->msrq.max * desc_size;
- if (pd->uobject) {
+ if (udata) {
struct mlx4_ib_create_srq ucmd;
if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) {
@@ -191,7 +191,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
srq->msrq.event = mlx4_ib_srq_event;
srq->ibsrq.ext.xrc.srq_num = srq->msrq.srqn;
- if (pd->uobject)
+ if (udata)
if (ib_copy_to_udata(udata, &srq->msrq.srqn, sizeof (__u32))) {
err = -EFAULT;
goto err_wrid;
@@ -202,7 +202,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
return &srq->ibsrq;
err_wrid:
- if (pd->uobject)
+ if (udata)
mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &srq->db);
else
kvfree(srq->wrid);
@@ -211,13 +211,13 @@ err_mtt:
mlx4_mtt_cleanup(dev->dev, &srq->mtt);
err_buf:
- if (pd->uobject)
+ if (srq->umem)
ib_umem_release(srq->umem);
else
mlx4_buf_free(dev->dev, buf_size, &srq->buf);
err_db:
- if (!pd->uobject)
+ if (!udata)
mlx4_db_free(dev->dev, &srq->db);
err_srq:
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 2ceb8f68f605..b26ddb147643 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1904,7 +1904,7 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
qp->flags |= MLX5_IB_QP_CVLAN_STRIPPING;
}
- if (pd && pd->uobject) {
+ if (udata) {
if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) {
mlx5_ib_dbg(dev, "copy failed\n");
return -EFAULT;
@@ -1986,14 +1986,14 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
qp->has_rq = qp_has_rq(init_attr);
err = set_rq_size(dev, &init_attr->cap, qp->has_rq,
- qp, (pd && pd->uobject) ? &ucmd : NULL);
+ qp, udata ? &ucmd : NULL);
if (err) {
mlx5_ib_dbg(dev, "err %d\n", err);
return err;
}
if (pd) {
- if (pd->uobject) {
+ if (udata) {
__u32 max_wqes =
1 << MLX5_CAP_GEN(mdev, log_max_qp_sz);
mlx5_ib_dbg(dev, "requested sq_wqe_count (%d)\n", ucmd.sq_wqe_count);
@@ -2064,7 +2064,7 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
if (qp->scat_cqe && is_connected(init_attr->qp_type)) {
configure_responder_scat_cqe(init_attr, qpc);
configure_requester_scat_cqe(dev, init_attr,
- (pd && pd->uobject) ? &ucmd : NULL,
+ udata ? &ucmd : NULL,
qpc);
}
@@ -2504,7 +2504,7 @@ struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd,
dev = to_mdev(pd->device);
if (init_attr->qp_type == IB_QPT_RAW_PACKET) {
- if (!pd->uobject) {
+ if (!udata) {
mlx5_ib_dbg(dev, "Raw Packet QP is not supported for kernel consumers\n");
return ERR_PTR(-EINVAL);
} else if (!to_mucontext(pd->uobject->context)->cqe_version) {
diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c
index 0413b10dea71..4e8d18009f58 100644
--- a/drivers/infiniband/hw/mlx5/srq.c
+++ b/drivers/infiniband/hw/mlx5/srq.c
@@ -260,14 +260,14 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
}
in.type = init_attr->srq_type;
- if (pd->uobject)
+ if (udata)
err = create_srq_user(pd, srq, &in, udata, buf_size);
else
err = create_srq_kernel(dev, srq, &in, buf_size);
if (err) {
mlx5_ib_warn(dev, "create srq %s failed, err %d\n",
- pd->uobject ? "user" : "kernel", err);
+ udata ? "user" : "kernel", err);
goto err_srq;
}
@@ -312,7 +312,7 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
srq->msrq.event = mlx5_ib_srq_event;
srq->ibsrq.ext.xrc.srq_num = srq->msrq.srqn;
- if (pd->uobject)
+ if (udata)
if (ib_copy_to_udata(udata, &srq->msrq.srqn, sizeof(__u32))) {
mlx5_ib_dbg(dev, "copy to user failed\n");
err = -EFAULT;
@@ -327,7 +327,7 @@ err_core:
mlx5_cmd_destroy_srq(dev, &srq->msrq);
err_usr_kern_srq:
- if (pd->uobject)
+ if (udata)
destroy_srq_user(pd, srq);
else
destroy_srq_kernel(dev, srq);
diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h
index 220a3e4717a3..bfd4eebc1182 100644
--- a/drivers/infiniband/hw/mthca/mthca_dev.h
+++ b/drivers/infiniband/hw/mthca/mthca_dev.h
@@ -510,7 +510,8 @@ int mthca_alloc_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int nent
void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int cqe);
int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
- struct ib_srq_attr *attr, struct mthca_srq *srq);
+ struct ib_srq_attr *attr, struct mthca_srq *srq,
+ struct ib_udata *udata);
void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq);
int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
enum ib_srq_attr_mask attr_mask, struct ib_udata *udata);
@@ -547,7 +548,8 @@ int mthca_alloc_qp(struct mthca_dev *dev,
enum ib_qp_type type,
enum ib_sig_type send_policy,
struct ib_qp_cap *cap,
- struct mthca_qp *qp);
+ struct mthca_qp *qp,
+ struct ib_udata *udata);
int mthca_alloc_sqp(struct mthca_dev *dev,
struct mthca_pd *pd,
struct mthca_cq *send_cq,
@@ -556,7 +558,8 @@ int mthca_alloc_sqp(struct mthca_dev *dev,
struct ib_qp_cap *cap,
int qpn,
int port,
- struct mthca_sqp *sqp);
+ struct mthca_sqp *sqp,
+ struct ib_udata *udata);
void mthca_free_qp(struct mthca_dev *dev, struct mthca_qp *qp);
int mthca_create_ah(struct mthca_dev *dev,
struct mthca_pd *pd,
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index c697ec54ea5f..443521cf8107 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -455,7 +455,7 @@ static struct ib_srq *mthca_create_srq(struct ib_pd *pd,
if (!srq)
return ERR_PTR(-ENOMEM);
- if (pd->uobject) {
+ if (udata) {
context = to_mucontext(pd->uobject->context);
if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) {
@@ -475,9 +475,9 @@ static struct ib_srq *mthca_create_srq(struct ib_pd *pd,
}
err = mthca_alloc_srq(to_mdev(pd->device), to_mpd(pd),
- &init_attr->attr, srq);
+ &init_attr->attr, srq, udata);
- if (err && pd->uobject)
+ if (err && udata)
mthca_unmap_user_db(to_mdev(pd->device), &context->uar,
context->db_tab, ucmd.db_index);
@@ -537,7 +537,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
if (!qp)
return ERR_PTR(-ENOMEM);
- if (pd->uobject) {
+ if (udata) {
context = to_mucontext(pd->uobject->context);
if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) {
@@ -574,9 +574,9 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
to_mcq(init_attr->send_cq),
to_mcq(init_attr->recv_cq),
init_attr->qp_type, init_attr->sq_sig_type,
- &init_attr->cap, qp);
+ &init_attr->cap, qp, udata);
- if (err && pd->uobject) {
+ if (err && udata) {
context = to_mucontext(pd->uobject->context);
mthca_unmap_user_db(to_mdev(pd->device),
@@ -596,7 +596,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
case IB_QPT_GSI:
{
/* Don't allow userspace to create special QPs */
- if (pd->uobject)
+ if (udata)
return ERR_PTR(-EINVAL);
qp = kmalloc(sizeof (struct mthca_sqp), GFP_KERNEL);
@@ -610,7 +610,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
to_mcq(init_attr->recv_cq),
init_attr->sq_sig_type, &init_attr->cap,
qp->ibqp.qp_num, init_attr->port_num,
- to_msqp(qp));
+ to_msqp(qp), udata);
break;
}
default:
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index 9d178ee3c96a..4e5b5cc17f1d 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -981,7 +981,8 @@ static void mthca_adjust_qp_caps(struct mthca_dev *dev,
*/
static int mthca_alloc_wqe_buf(struct mthca_dev *dev,
struct mthca_pd *pd,
- struct mthca_qp *qp)
+ struct mthca_qp *qp,
+ struct ib_udata *udata)
{
int size;
int err = -ENOMEM;
@@ -1048,7 +1049,7 @@ static int mthca_alloc_wqe_buf(struct mthca_dev *dev,
* allocate anything. All we need is to calculate the WQE
* sizes and the send_wqe_offset, so we're done now.
*/
- if (pd->ibpd.uobject)
+ if (udata)
return 0;
size = PAGE_ALIGN(qp->send_wqe_offset +
@@ -1155,7 +1156,8 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev,
struct mthca_cq *send_cq,
struct mthca_cq *recv_cq,
enum ib_sig_type send_policy,
- struct mthca_qp *qp)
+ struct mthca_qp *qp,
+ struct ib_udata *udata)
{
int ret;
int i;
@@ -1178,7 +1180,7 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev,
if (ret)
return ret;
- ret = mthca_alloc_wqe_buf(dev, pd, qp);
+ ret = mthca_alloc_wqe_buf(dev, pd, qp, udata);
if (ret) {
mthca_unmap_memfree(dev, qp);
return ret;
@@ -1191,7 +1193,7 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev,
* will be allocated and buffers will be initialized in
* userspace.
*/
- if (pd->ibpd.uobject)
+ if (udata)
return 0;
ret = mthca_alloc_memfree(dev, qp);
@@ -1285,7 +1287,8 @@ int mthca_alloc_qp(struct mthca_dev *dev,
enum ib_qp_type type,
enum ib_sig_type send_policy,
struct ib_qp_cap *cap,
- struct mthca_qp *qp)
+ struct mthca_qp *qp,
+ struct ib_udata *udata)
{
int err;
@@ -1308,7 +1311,7 @@ int mthca_alloc_qp(struct mthca_dev *dev,
qp->port = 0;
err = mthca_alloc_qp_common(dev, pd, send_cq, recv_cq,
- send_policy, qp);
+ send_policy, qp, udata);
if (err) {
mthca_free(&dev->qp_table.alloc, qp->qpn);
return err;
@@ -1360,7 +1363,8 @@ int mthca_alloc_sqp(struct mthca_dev *dev,
struct ib_qp_cap *cap,
int qpn,
int port,
- struct mthca_sqp *sqp)
+ struct mthca_sqp *sqp,
+ struct ib_udata *udata)
{
u32 mqpn = qpn * 2 + dev->qp_table.sqp_start + port - 1;
int err;
@@ -1391,7 +1395,7 @@ int mthca_alloc_sqp(struct mthca_dev *dev,
sqp->qp.transport = MLX;
err = mthca_alloc_qp_common(dev, pd, send_cq, recv_cq,
- send_policy, &sqp->qp);
+ send_policy, &sqp->qp, udata);
if (err)
goto err_out_free;
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index 9a3fc6fb0d7e..b8333c79e3fa 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -95,7 +95,8 @@ static inline int *wqe_to_link(void *wqe)
static void mthca_tavor_init_srq_context(struct mthca_dev *dev,
struct mthca_pd *pd,
struct mthca_srq *srq,
- struct mthca_tavor_srq_context *context)
+ struct mthca_tavor_srq_context *context,
+ bool is_user)
{
memset(context, 0, sizeof *context);
@@ -103,7 +104,7 @@ static void mthca_tavor_init_srq_context(struct mthca_dev *dev,
context->state_pd = cpu_to_be32(pd->pd_num);
context->lkey = cpu_to_be32(srq->mr.ibmr.lkey);
- if (pd->ibpd.uobject)
+ if (is_user)
context->uar =
cpu_to_be32(to_mucontext(pd->ibpd.uobject->context)->uar.index);
else
@@ -113,7 +114,8 @@ static void mthca_tavor_init_srq_context(struct mthca_dev *dev,
static void mthca_arbel_init_srq_context(struct mthca_dev *dev,
struct mthca_pd *pd,
struct mthca_srq *srq,
- struct mthca_arbel_srq_context *context)
+ struct mthca_arbel_srq_context *context,
+ bool is_user)
{
int logsize, max;
@@ -129,7 +131,7 @@ static void mthca_arbel_init_srq_context(struct mthca_dev *dev,
context->lkey = cpu_to_be32(srq->mr.ibmr.lkey);
context->db_index = cpu_to_be32(srq->db_index);
context->logstride_usrpage = cpu_to_be32((srq->wqe_shift - 4) << 29);
- if (pd->ibpd.uobject)
+ if (is_user)
context->logstride_usrpage |=
cpu_to_be32(to_mucontext(pd->ibpd.uobject->context)->uar.index);
else
@@ -145,14 +147,14 @@ static void mthca_free_srq_buf(struct mthca_dev *dev, struct mthca_srq *srq)
}
static int mthca_alloc_srq_buf(struct mthca_dev *dev, struct mthca_pd *pd,
- struct mthca_srq *srq)
+ struct mthca_srq *srq, struct ib_udata *udata)
{
struct mthca_data_seg *scatter;
void *wqe;
int err;
int i;
- if (pd->ibpd.uobject)
+ if (udata)
return 0;
srq->wrid = kmalloc_array(srq->max, sizeof(u64), GFP_KERNEL);
@@ -197,7 +199,8 @@ static int mthca_alloc_srq_buf(struct mthca_dev *dev, struct mthca_pd *pd,
}
int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
- struct ib_srq_attr *attr, struct mthca_srq *srq)
+ struct ib_srq_attr *attr, struct mthca_srq *srq,
+ struct ib_udata *udata)
{
struct mthca_mailbox *mailbox;
int ds;
@@ -235,7 +238,7 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
if (err)
goto err_out;
- if (!pd->ibpd.uobject) {
+ if (!udata) {
srq->db_index = mthca_alloc_db(dev, MTHCA_DB_TYPE_SRQ,
srq->srqn, &srq->db);
if (srq->db_index < 0) {
@@ -251,7 +254,7 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
goto err_out_db;
}
- err = mthca_alloc_srq_buf(dev, pd, srq);
+ err = mthca_alloc_srq_buf(dev, pd, srq, udata);
if (err)
goto err_out_mailbox;
@@ -261,9 +264,9 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
mutex_init(&srq->mutex);
if (mthca_is_memfree(dev))
- mthca_arbel_init_srq_context(dev, pd, srq, mailbox->buf);
+ mthca_arbel_init_srq_context(dev, pd, srq, mailbox->buf, udata);
else
- mthca_tavor_init_srq_context(dev, pd, srq, mailbox->buf);
+ mthca_tavor_init_srq_context(dev, pd, srq, mailbox->buf, udata);
err = mthca_SW2HW_SRQ(dev, mailbox, srq->srqn);
@@ -297,14 +300,14 @@ err_out_free_srq:
mthca_warn(dev, "HW2SW_SRQ failed (%d)\n", err);
err_out_free_buf:
- if (!pd->ibpd.uobject)
+ if (!udata)
mthca_free_srq_buf(dev, srq);
err_out_mailbox:
mthca_free_mailbox(dev, mailbox);
err_out_db:
- if (!pd->ibpd.uobject && mthca_is_memfree(dev))
+ if (!udata && mthca_is_memfree(dev))
mthca_free_db(dev, MTHCA_DB_TYPE_SRQ, srq->db_index);
err_out_icm:
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index f9d510431900..4e7f08ee1907 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1066,7 +1066,7 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
}
if (req.user_qp_buffer)
nesqp->nesuqp_addr = req.user_qp_buffer;
- if ((ibpd->uobject) && (ibpd->uobject->context)) {
+ if (udata && (ibpd->uobject->context)) {
nesqp->user_mode = 1;
nes_ucontext = to_nesucontext(ibpd->uobject->context);
if (virt_wqs) {
@@ -1257,7 +1257,7 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
nes_put_cqp_request(nesdev, cqp_request);
- if (ibpd->uobject) {
+ if (udata) {
uresp.mmap_sq_db_index = nesqp->mmap_sq_db_index;
uresp.mmap_rq_db_index = 0;
uresp.actual_sq_size = sq_size;
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index 1a5c048e1d67..c46bed0c5513 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -1157,7 +1157,8 @@ static void ocrdma_del_qpn_map(struct ocrdma_dev *dev, struct ocrdma_qp *qp)
}
static int ocrdma_check_qp_params(struct ib_pd *ibpd, struct ocrdma_dev *dev,
- struct ib_qp_init_attr *attrs)
+ struct ib_qp_init_attr *attrs,
+ struct ib_udata *udata)
{
if ((attrs->qp_type != IB_QPT_GSI) &&
(attrs->qp_type != IB_QPT_RC) &&
@@ -1205,7 +1206,7 @@ static int ocrdma_check_qp_params(struct ib_pd *ibpd, struct ocrdma_dev *dev,
return -EINVAL;
}
/* unprivileged user space cannot create special QP */
- if (ibpd->uobject && attrs->qp_type == IB_QPT_GSI) {
+ if (udata && attrs->qp_type == IB_QPT_GSI) {
pr_err
("%s(%d) Userspace can't create special QPs of type=0x%x\n",
__func__, dev->id, attrs->qp_type);
@@ -1362,7 +1363,7 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
struct ocrdma_create_qp_ureq ureq;
u16 dpp_credit_lmt, dpp_offset;
- status = ocrdma_check_qp_params(ibpd, dev, attrs);
+ status = ocrdma_check_qp_params(ibpd, dev, attrs, udata);
if (status)
goto gen_err;
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index 28c6d5b11487..8056121e9f69 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -1136,7 +1136,8 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp,
}
static int qedr_check_qp_attrs(struct ib_pd *ibpd, struct qedr_dev *dev,
- struct ib_qp_init_attr *attrs)
+ struct ib_qp_init_attr *attrs,
+ struct ib_udata *udata)
{
struct qedr_device_attr *qattr = &dev->attr;
@@ -1177,7 +1178,7 @@ static int qedr_check_qp_attrs(struct ib_pd *ibpd, struct qedr_dev *dev,
}
/* Unprivileged user space cannot create special QP */
- if (ibpd->uobject && attrs->qp_type == IB_QPT_GSI) {
+ if (udata && attrs->qp_type == IB_QPT_GSI) {
DP_ERR(dev,
"create qp: userspace can't create special QPs of type=0x%x\n",
attrs->qp_type);
@@ -1540,7 +1541,7 @@ int qedr_destroy_srq(struct ib_srq *ibsrq)
in_params.srq_id = srq->srq_id;
dev->ops->rdma_destroy_srq(dev->rdma_ctx, &in_params);
- if (ibsrq->pd->uobject)
+ if (ibsrq->uobject)
qedr_free_srq_user_params(srq);
else
qedr_free_srq_kernel_params(srq);
@@ -1993,7 +1994,7 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
DP_DEBUG(dev, QEDR_MSG_QP, "create qp: called from %s, pd=%p\n",
udata ? "user library" : "kernel", pd);
- rc = qedr_check_qp_attrs(ibpd, dev, attrs);
+ rc = qedr_check_qp_attrs(ibpd, dev, attrs, udata);
if (rc)
return ERR_PTR(rc);
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
index cf22f57a9f0d..3acf74cbe266 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
@@ -249,7 +249,7 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
init_completion(&qp->free);
qp->state = IB_QPS_RESET;
- qp->is_kernel = !(pd->uobject && udata);
+ qp->is_kernel = !udata;
if (!qp->is_kernel) {
dev_dbg(&dev->pdev->dev,
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c
index dc0ce877c7a3..06ba7c7a2235 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c
@@ -111,7 +111,7 @@ struct ib_srq *pvrdma_create_srq(struct ib_pd *pd,
unsigned long flags;
int ret;
- if (!(pd->uobject && udata)) {
+ if (!udata) {
/* No support for kernel clients. */
dev_warn(&dev->pdev->dev,
"no shared receive queue support for kernel client\n");
diff --git a/drivers/infiniband/sw/rxe/rxe_loc.h b/drivers/infiniband/sw/rxe/rxe_loc.h
index a675c9f2b427..01b74597b36a 100644
--- a/drivers/infiniband/sw/rxe/rxe_loc.h
+++ b/drivers/infiniband/sw/rxe/rxe_loc.h
@@ -157,7 +157,7 @@ int rxe_qp_chk_init(struct rxe_dev *rxe, struct ib_qp_init_attr *init);
int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd,
struct ib_qp_init_attr *init,
struct rxe_create_qp_resp __user *uresp,
- struct ib_pd *ibpd);
+ struct ib_pd *ibpd, struct ib_udata *udata);
int rxe_qp_to_init(struct rxe_qp *qp, struct ib_qp_init_attr *init);
diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
index 2ca4ffe5015f..fd86fd2fbb26 100644
--- a/drivers/infiniband/sw/rxe/rxe_qp.c
+++ b/drivers/infiniband/sw/rxe/rxe_qp.c
@@ -336,13 +336,14 @@ static int rxe_qp_init_resp(struct rxe_dev *rxe, struct rxe_qp *qp,
int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd,
struct ib_qp_init_attr *init,
struct rxe_create_qp_resp __user *uresp,
- struct ib_pd *ibpd)
+ struct ib_pd *ibpd,
+ struct ib_udata *udata)
{
int err;
struct rxe_cq *rcq = to_rcq(init->recv_cq);
struct rxe_cq *scq = to_rcq(init->send_cq);
struct rxe_srq *srq = init->srq ? to_rsrq(init->srq) : NULL;
- struct ib_ucontext *context = ibpd->uobject ? ibpd->uobject->context : NULL;
+ struct ib_ucontext *context = udata ? ibpd->uobject->context : NULL;
rxe_add_ref(pd);
rxe_add_ref(rcq);
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index ecd0824b7eac..8d15b1e11a2f 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -486,7 +486,7 @@ static struct ib_qp *rxe_create_qp(struct ib_pd *ibpd,
rxe_add_index(qp);
- err = rxe_qp_from_init(rxe, qp, pd, init, uresp, ibpd);
+ err = rxe_qp_from_init(rxe, qp, pd, init, uresp, ibpd, udata);
if (err)
goto err3;