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RDMA: Globally allocate and release QP memory

Browse Source 
Convert QP object to follow IB/core general allocation scheme.  That
change allows us to make sure that restrack properly kref the memory.

Link: https://lore.kernel.org/r/48e767124758aeecc433360ddd85eaa6325b34d9.1627040189.git.leonro@nvidia.com
Reviewed-by: Gal Pressman <galpress@amazon.com> #efa
Tested-by: Gal Pressman <galpress@amazon.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com> #rdma and core
Tested-by: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Tested-by: Tatyana Nikolova <tatyana.e.nikolova@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Leon Romanovsky 2021-07-23 14:39:50 +03:00 committed by Jason Gunthorpe
parent 44da3730e0
commit 514aee660d
53 changed files with 405 additions and 550 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
drivers/infiniband/core/core_priv.h
View File

@ -322,13 +322,14 @@ _ib_create_qp(struct ib_device *dev, struct ib_pd *pd,
struct ib_uqp_object *uobj, const char *caller)
{
struct ib_qp *qp;
int ret;
if (!dev->ops.create_qp)
return ERR_PTR(-EOPNOTSUPP);
qp = dev->ops.create_qp(pd, attr, udata);
if (IS_ERR(qp))
return qp;
qp = rdma_zalloc_drv_obj_numa(dev, ib_qp);
if (!qp)
return ERR_PTR(-ENOMEM);
qp->device = dev;
qp->pd = pd;
@ -337,14 +338,10 @@ _ib_create_qp(struct ib_device *dev, struct ib_pd *pd,
qp->qp_type = attr->qp_type;
qp->rwq_ind_tbl = attr->rwq_ind_tbl;
qp->send_cq = attr->send_cq;
qp->recv_cq = attr->recv_cq;
qp->srq = attr->srq;
qp->rwq_ind_tbl = attr->rwq_ind_tbl;
qp->event_handler = attr->event_handler;
qp->port = attr->port_num;
atomic_set(&qp->usecnt, 0);
spin_lock_init(&qp->mr_lock);
INIT_LIST_HEAD(&qp->rdma_mrs);
INIT_LIST_HEAD(&qp->sig_mrs);
@ -352,8 +349,25 @@ _ib_create_qp(struct ib_device *dev, struct ib_pd *pd,
rdma_restrack_new(&qp->res, RDMA_RESTRACK_QP);
WARN_ONCE(!udata && !caller, "Missing kernel QP owner");
rdma_restrack_set_name(&qp->res, udata ? NULL : caller);
ret = dev->ops.create_qp(qp, attr, udata);
if (ret)
goto err_create;
/*
* TODO: The mlx4 internally overwrites send_cq and recv_cq.
* Unfortunately, it is not an easy task to fix that driver.
*/
qp->send_cq = attr->send_cq;
qp->recv_cq = attr->recv_cq;
rdma_restrack_add(&qp->res);
return qp;
err_create:
rdma_restrack_put(&qp->res);
kfree(qp);
return ERR_PTR(ret);
}
struct rdma_dev_addr;

2
drivers/infiniband/core/device.c
View File

@ -2654,6 +2654,7 @@ void ib_set_device_ops(struct ib_device *dev, const struct ib_device_ops *ops)
SET_DEVICE_OP(dev_ops, get_hw_stats);
SET_DEVICE_OP(dev_ops, get_link_layer);
SET_DEVICE_OP(dev_ops, get_netdev);
SET_DEVICE_OP(dev_ops, get_numa_node);
SET_DEVICE_OP(dev_ops, get_port_immutable);
SET_DEVICE_OP(dev_ops, get_vector_affinity);
SET_DEVICE_OP(dev_ops, get_vf_config);
@ -2710,6 +2711,7 @@ void ib_set_device_ops(struct ib_device *dev, const struct ib_device_ops *ops)
SET_OBJ_SIZE(dev_ops, ib_cq);
SET_OBJ_SIZE(dev_ops, ib_mw);
SET_OBJ_SIZE(dev_ops, ib_pd);
SET_OBJ_SIZE(dev_ops, ib_qp);
SET_OBJ_SIZE(dev_ops, ib_rwq_ind_table);
SET_OBJ_SIZE(dev_ops, ib_srq);
SET_OBJ_SIZE(dev_ops, ib_ucontext);

2
drivers/infiniband/core/restrack.c
View File

@ -343,7 +343,7 @@ void rdma_restrack_del(struct rdma_restrack_entry *res)
rt = &dev->res[res->type];
old = xa_erase(&rt->xa, res->id);
if (res->type == RDMA_RESTRACK_MR || res->type == RDMA_RESTRACK_QP)
if (res->type == RDMA_RESTRACK_MR)
return;
WARN_ON(old != res);

40
drivers/infiniband/core/verbs.c
View File

@ -1963,30 +1963,32 @@ int ib_destroy_qp_user(struct ib_qp *qp, struct ib_udata *udata)
rdma_rw_cleanup_mrs(qp);
rdma_counter_unbind_qp(qp, true);
rdma_restrack_del(&qp->res);
ret = qp->device->ops.destroy_qp(qp, udata);
if (!ret) {
if (alt_path_sgid_attr)
rdma_put_gid_attr(alt_path_sgid_attr);
if (av_sgid_attr)
rdma_put_gid_attr(av_sgid_attr);
if (pd)
atomic_dec(&pd->usecnt);
if (scq)
atomic_dec(&scq->usecnt);
if (rcq)
atomic_dec(&rcq->usecnt);
if (srq)
atomic_dec(&srq->usecnt);
if (ind_tbl)
atomic_dec(&ind_tbl->usecnt);
if (sec)
ib_destroy_qp_security_end(sec);
} else {
if (ret) {
if (sec)
ib_destroy_qp_security_abort(sec);
return ret;
}
if (alt_path_sgid_attr)
rdma_put_gid_attr(alt_path_sgid_attr);
if (av_sgid_attr)
rdma_put_gid_attr(av_sgid_attr);
if (pd)
atomic_dec(&pd->usecnt);
if (scq)
atomic_dec(&scq->usecnt);
if (rcq)
atomic_dec(&rcq->usecnt);
if (srq)
atomic_dec(&srq->usecnt);
if (ind_tbl)
atomic_dec(&ind_tbl->usecnt);
if (sec)
ib_destroy_qp_security_end(sec);
rdma_restrack_del(&qp->res);
kfree(qp);
return ret;
}
EXPORT_SYMBOL(ib_destroy_qp_user);

26
drivers/infiniband/hw/bnxt_re/ib_verbs.c
View File

@ -815,7 +815,7 @@ int bnxt_re_destroy_qp(struct ib_qp *ib_qp, struct ib_udata *udata)
if (ib_qp->qp_type == IB_QPT_GSI && rdev->gsi_ctx.gsi_sqp) {
rc = bnxt_re_destroy_gsi_sqp(qp);
if (rc)
goto sh_fail;
return rc;
}
mutex_lock(&rdev->qp_lock);
@ -826,10 +826,7 @@ int bnxt_re_destroy_qp(struct ib_qp *ib_qp, struct ib_udata *udata)
ib_umem_release(qp->rumem);
ib_umem_release(qp->sumem);
kfree(qp);
return 0;
sh_fail:
return rc;
}
static u8 __from_ib_qp_type(enum ib_qp_type type)
@ -1402,27 +1399,22 @@ static bool bnxt_re_test_qp_limits(struct bnxt_re_dev *rdev,
return rc;
}
struct ib_qp *bnxt_re_create_qp(struct ib_pd *ib_pd,
struct ib_qp_init_attr *qp_init_attr,
struct ib_udata *udata)
int bnxt_re_create_qp(struct ib_qp *ib_qp, struct ib_qp_init_attr *qp_init_attr,
struct ib_udata *udata)
{
struct ib_pd *ib_pd = ib_qp->pd;
struct bnxt_re_pd *pd = container_of(ib_pd, struct bnxt_re_pd, ib_pd);
struct bnxt_re_dev *rdev = pd->rdev;
struct bnxt_qplib_dev_attr *dev_attr = &rdev->dev_attr;
struct bnxt_re_qp *qp;
struct bnxt_re_qp *qp = container_of(ib_qp, struct bnxt_re_qp, ib_qp);
int rc;
rc = bnxt_re_test_qp_limits(rdev, qp_init_attr, dev_attr);
if (!rc) {
rc = -EINVAL;
goto exit;
goto fail;
}
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
rc = -ENOMEM;
goto exit;
}
qp->rdev = rdev;
rc = bnxt_re_init_qp_attr(qp, pd, qp_init_attr, udata);
if (rc)
@ -1465,16 +1457,14 @@ struct ib_qp *bnxt_re_create_qp(struct ib_pd *ib_pd,
mutex_unlock(&rdev->qp_lock);
atomic_inc(&rdev->qp_count);
return &qp->ib_qp;
return 0;
qp_destroy:
bnxt_qplib_destroy_qp(&rdev->qplib_res, &qp->qplib_qp);
free_umem:
ib_umem_release(qp->rumem);
ib_umem_release(qp->sumem);
fail:
kfree(qp);
exit:
return ERR_PTR(rc);
return rc;
}
static u8 __from_ib_qp_state(enum ib_qp_state state)

7
drivers/infiniband/hw/bnxt_re/ib_verbs.h
View File

@ -78,9 +78,9 @@ struct bnxt_re_srq {
};
struct bnxt_re_qp {
struct ib_qp ib_qp;
struct list_head list;
struct bnxt_re_dev *rdev;
struct ib_qp ib_qp;
spinlock_t sq_lock; /* protect sq */
spinlock_t rq_lock; /* protect rq */
struct bnxt_qplib_qp qplib_qp;
@ -179,9 +179,8 @@ int bnxt_re_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr);
int bnxt_re_destroy_srq(struct ib_srq *srq, struct ib_udata *udata);
int bnxt_re_post_srq_recv(struct ib_srq *srq, const struct ib_recv_wr *recv_wr,
const struct ib_recv_wr **bad_recv_wr);
struct ib_qp *bnxt_re_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *qp_init_attr,
struct ib_udata *udata);
int bnxt_re_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *qp_init_attr,
struct ib_udata *udata);
int bnxt_re_modify_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr,
int qp_attr_mask, struct ib_udata *udata);
int bnxt_re_query_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr,

1
drivers/infiniband/hw/bnxt_re/main.c
View File

@ -709,6 +709,7 @@ static const struct ib_device_ops bnxt_re_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, bnxt_re_ah, ib_ah),
INIT_RDMA_OBJ_SIZE(ib_cq, bnxt_re_cq, ib_cq),
INIT_RDMA_OBJ_SIZE(ib_pd, bnxt_re_pd, ib_pd),
INIT_RDMA_OBJ_SIZE(ib_qp, bnxt_re_qp, ib_qp),
INIT_RDMA_OBJ_SIZE(ib_srq, bnxt_re_srq, ib_srq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, bnxt_re_ucontext, ib_uctx),
};

5
drivers/infiniband/hw/cxgb4/iw_cxgb4.h
View File

@ -989,9 +989,8 @@ int c4iw_destroy_srq(struct ib_srq *ib_srq, struct ib_udata *udata);
int c4iw_create_srq(struct ib_srq *srq, struct ib_srq_init_attr *attrs,
struct ib_udata *udata);
int c4iw_destroy_qp(struct ib_qp *ib_qp, struct ib_udata *udata);
struct ib_qp *c4iw_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *attrs,
struct ib_udata *udata);
int c4iw_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata);
int c4iw_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
int c4iw_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,

1
drivers/infiniband/hw/cxgb4/provider.c
View File

@ -499,6 +499,7 @@ static const struct ib_device_ops c4iw_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_cq, c4iw_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_mw, c4iw_mw, ibmw),
INIT_RDMA_OBJ_SIZE(ib_pd, c4iw_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, c4iw_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_srq, c4iw_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, c4iw_ucontext, ibucontext),
};

37
drivers/infiniband/hw/cxgb4/qp.c
View File

@ -2103,16 +2103,15 @@ int c4iw_destroy_qp(struct ib_qp *ib_qp, struct ib_udata *udata)
ucontext ? &ucontext->uctx : &rhp->rdev.uctx, !qhp->srq);
c4iw_put_wr_wait(qhp->wr_waitp);
kfree(qhp);
return 0;
}
struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
int c4iw_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
{
struct ib_pd *pd = qp->pd;
struct c4iw_dev *rhp;
struct c4iw_qp *qhp;
struct c4iw_qp *qhp = to_c4iw_qp(qp);
struct c4iw_pd *php;
struct c4iw_cq *schp;
struct c4iw_cq *rchp;
@ -2124,44 +2123,36 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
struct c4iw_mm_entry *sq_key_mm, *rq_key_mm = NULL, *sq_db_key_mm;
struct c4iw_mm_entry *rq_db_key_mm = NULL, *ma_sync_key_mm = NULL;
pr_debug("ib_pd %p\n", pd);
if (attrs->qp_type != IB_QPT_RC || attrs->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
php = to_c4iw_pd(pd);
rhp = php->rhp;
schp = get_chp(rhp, ((struct c4iw_cq *)attrs->send_cq)->cq.cqid);
rchp = get_chp(rhp, ((struct c4iw_cq *)attrs->recv_cq)->cq.cqid);
if (!schp || !rchp)
return ERR_PTR(-EINVAL);
return -EINVAL;
if (attrs->cap.max_inline_data > T4_MAX_SEND_INLINE)
return ERR_PTR(-EINVAL);
return -EINVAL;
if (!attrs->srq) {
if (attrs->cap.max_recv_wr > rhp->rdev.hw_queue.t4_max_rq_size)
return ERR_PTR(-E2BIG);
return -E2BIG;
rqsize = attrs->cap.max_recv_wr + 1;
if (rqsize < 8)
rqsize = 8;
}
if (attrs->cap.max_send_wr > rhp->rdev.hw_queue.t4_max_sq_size)
return ERR_PTR(-E2BIG);
return -E2BIG;
sqsize = attrs->cap.max_send_wr + 1;
if (sqsize < 8)
sqsize = 8;
qhp = kzalloc(sizeof(*qhp), GFP_KERNEL);
if (!qhp)
return ERR_PTR(-ENOMEM);
qhp->wr_waitp = c4iw_alloc_wr_wait(GFP_KERNEL);
if (!qhp->wr_waitp) {
ret = -ENOMEM;
goto err_free_qhp;
}
if (!qhp->wr_waitp)
return -ENOMEM;
qhp->wq.sq.size = sqsize;
qhp->wq.sq.memsize =
@ -2339,7 +2330,7 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
qhp->wq.sq.qid, qhp->wq.sq.size, qhp->wq.sq.memsize,
attrs->cap.max_send_wr, qhp->wq.rq.qid, qhp->wq.rq.size,
qhp->wq.rq.memsize, attrs->cap.max_recv_wr);
return &qhp->ibqp;
return 0;
err_free_ma_sync_key:
kfree(ma_sync_key_mm);
err_free_rq_db_key:
@ -2359,9 +2350,7 @@ err_destroy_qp:
ucontext ? &ucontext->uctx : &rhp->rdev.uctx, !attrs->srq);
err_free_wr_wait:
c4iw_put_wr_wait(qhp->wr_waitp);
err_free_qhp:
kfree(qhp);
return ERR_PTR(ret);
return ret;
}
int c4iw_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,

5
drivers/infiniband/hw/efa/efa.h
View File

@ -132,9 +132,8 @@ int efa_query_pkey(struct ib_device *ibdev, u32 port, u16 index,
int efa_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata);
int efa_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata);
int efa_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);
struct ib_qp *efa_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int efa_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int efa_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
int efa_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
struct ib_udata *udata);

1
drivers/infiniband/hw/efa/efa_main.c
View File

@ -271,6 +271,7 @@ static const struct ib_device_ops efa_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, efa_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, efa_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, efa_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, efa_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_ucontext, efa_ucontext, ibucontext),
};

28
drivers/infiniband/hw/efa/efa_verbs.c
View File

@ -450,7 +450,6 @@ int efa_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
qp->rq_size, DMA_TO_DEVICE);
}
kfree(qp);
return 0;
}
@ -609,17 +608,16 @@ static int efa_qp_validate_attr(struct efa_dev *dev,
return 0;
}
struct ib_qp *efa_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
int efa_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct efa_com_create_qp_params create_qp_params = {};
struct efa_com_create_qp_result create_qp_resp;
struct efa_dev *dev = to_edev(ibpd->device);
struct efa_dev *dev = to_edev(ibqp->device);
struct efa_ibv_create_qp_resp resp = {};
struct efa_ibv_create_qp cmd = {};
struct efa_qp *qp = to_eqp(ibqp);
struct efa_ucontext *ucontext;
struct efa_qp *qp;
int err;
ucontext = rdma_udata_to_drv_context(udata, struct efa_ucontext,
@ -664,14 +662,8 @@ struct ib_qp *efa_create_qp(struct ib_pd *ibpd,
goto err_out;
}
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
err = -ENOMEM;
goto err_out;
}
create_qp_params.uarn = ucontext->uarn;
create_qp_params.pd = to_epd(ibpd)->pdn;
create_qp_params.pd = to_epd(ibqp->pd)->pdn;
if (init_attr->qp_type == IB_QPT_UD) {
create_qp_params.qp_type = EFA_ADMIN_QP_TYPE_UD;
@ -682,7 +674,7 @@ struct ib_qp *efa_create_qp(struct ib_pd *ibpd,
"Unsupported qp type %d driver qp type %d\n",
init_attr->qp_type, cmd.driver_qp_type);
err = -EOPNOTSUPP;
goto err_free_qp;
goto err_out;
}
ibdev_dbg(&dev->ibdev, "Create QP: qp type %d driver qp type %#x\n",
@ -700,7 +692,7 @@ struct ib_qp *efa_create_qp(struct ib_pd *ibpd,
qp->rq_size, DMA_TO_DEVICE);
if (!qp->rq_cpu_addr) {
err = -ENOMEM;
goto err_free_qp;
goto err_out;
}
ibdev_dbg(&dev->ibdev,
@ -746,7 +738,7 @@ struct ib_qp *efa_create_qp(struct ib_pd *ibpd,
ibdev_dbg(&dev->ibdev, "Created qp[%d]\n", qp->ibqp.qp_num);
return &qp->ibqp;
return 0;
err_remove_mmap_entries:
efa_qp_user_mmap_entries_remove(qp);
@ -756,11 +748,9 @@ err_free_mapped:
if (qp->rq_size)
efa_free_mapped(dev, qp->rq_cpu_addr, qp->rq_dma_addr,
qp->rq_size, DMA_TO_DEVICE);
err_free_qp:
kfree(qp);
err_out:
atomic64_inc(&dev->stats.create_qp_err);
return ERR_PTR(err);
return err;
}
static const struct {

5
drivers/infiniband/hw/hns/hns_roce_device.h
View File

@ -1216,9 +1216,8 @@ int hns_roce_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata);
int hns_roce_alloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata);
int hns_roce_dealloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata);
struct ib_qp *hns_roce_create_qp(struct ib_pd *ib_pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int hns_roce_create_qp(struct ib_qp *ib_qp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int hns_roce_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
void init_flush_work(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp);

1
drivers/infiniband/hw/hns/hns_roce_main.c
View File

@ -454,6 +454,7 @@ static const struct ib_device_ops hns_roce_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, hns_roce_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, hns_roce_cq, ib_cq),
INIT_RDMA_OBJ_SIZE(ib_pd, hns_roce_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, hns_roce_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_ucontext, hns_roce_ucontext, ibucontext),
};

28
drivers/infiniband/hw/hns/hns_roce_qp.c
View File

@ -959,8 +959,6 @@ static int set_qp_param(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp,
struct ib_device *ibdev = &hr_dev->ib_dev;
int ret;
hr_qp->ibqp.qp_type = init_attr->qp_type;
if (init_attr->cap.max_inline_data > hr_dev->caps.max_sq_inline)
init_attr->cap.max_inline_data = hr_dev->caps.max_sq_inline;
@ -1121,8 +1119,6 @@ void hns_roce_qp_destroy(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp,
free_qp_buf(hr_dev, hr_qp);
free_kernel_wrid(hr_qp);
free_qp_db(hr_dev, hr_qp, udata);
kfree(hr_qp);
}
static int check_qp_type(struct hns_roce_dev *hr_dev, enum ib_qp_type type,
@ -1154,22 +1150,18 @@ out:
return -EOPNOTSUPP;
}
struct ib_qp *hns_roce_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
int hns_roce_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct ib_device *ibdev = pd ? pd->device : init_attr->xrcd->device;
struct ib_device *ibdev = qp->device;
struct hns_roce_dev *hr_dev = to_hr_dev(ibdev);
struct hns_roce_qp *hr_qp;
struct hns_roce_qp *hr_qp = to_hr_qp(qp);
struct ib_pd *pd = qp->pd;
int ret;
ret = check_qp_type(hr_dev, init_attr->qp_type, !!udata);
if (ret)
return ERR_PTR(ret);
hr_qp = kzalloc(sizeof(*hr_qp), GFP_KERNEL);
if (!hr_qp)
return ERR_PTR(-ENOMEM);
return ret;
if (init_attr->qp_type == IB_QPT_XRC_TGT)
hr_qp->xrcdn = to_hr_xrcd(init_attr->xrcd)->xrcdn;
@ -1180,15 +1172,11 @@ struct ib_qp *hns_roce_create_qp(struct ib_pd *pd,
}
ret = hns_roce_create_qp_common(hr_dev, pd, init_attr, udata, hr_qp);
if (ret) {
if (ret)
ibdev_err(ibdev, "Create QP type 0x%x failed(%d)\n",
init_attr->qp_type, ret);
kfree(hr_qp);
return ERR_PTR(ret);
}
return &hr_qp->ibqp;
return ret;
}
int to_hr_qp_type(int qp_type)

3
drivers/infiniband/hw/irdma/utils.c
View File

@ -1141,10 +1141,7 @@ void irdma_free_qp_rsrc(struct irdma_qp *iwqp)
iwqp->kqp.dma_mem.va, iwqp->kqp.dma_mem.pa);
iwqp->kqp.dma_mem.va = NULL;
kfree(iwqp->kqp.sq_wrid_mem);
iwqp->kqp.sq_wrid_mem = NULL;
kfree(iwqp->kqp.rq_wrid_mem);
iwqp->kqp.rq_wrid_mem = NULL;
kfree(iwqp);
}
/**

31
drivers/infiniband/hw/irdma/verbs.c
View File

@ -792,18 +792,19 @@ static int irdma_validate_qp_attrs(struct ib_qp_init_attr *init_attr,
/**
* irdma_create_qp - create qp
* @ibpd: ptr of pd
* @ibqp: ptr of qp
* @init_attr: attributes for qp
* @udata: user data for create qp
*/
static struct ib_qp *irdma_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
static int irdma_create_qp(struct ib_qp *ibqp,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct ib_pd *ibpd = ibqp->pd;
struct irdma_pd *iwpd = to_iwpd(ibpd);
struct irdma_device *iwdev = to_iwdev(ibpd->device);
struct irdma_pci_f *rf = iwdev->rf;
struct irdma_qp *iwqp;
struct irdma_qp *iwqp = to_iwqp(ibqp);
struct irdma_create_qp_req req;
struct irdma_create_qp_resp uresp = {};
u32 qp_num = 0;
@ -820,7 +821,7 @@ static struct ib_qp *irdma_create_qp(struct ib_pd *ibpd,
err_code = irdma_validate_qp_attrs(init_attr, iwdev);
if (err_code)
return ERR_PTR(err_code);
return err_code;
sq_size = init_attr->cap.max_send_wr;
rq_size = init_attr->cap.max_recv_wr;
@ -833,10 +834,6 @@ static struct ib_qp *irdma_create_qp(struct ib_pd *ibpd,
init_info.qp_uk_init_info.max_rq_frag_cnt = init_attr->cap.max_recv_sge;
init_info.qp_uk_init_info.max_inline_data = init_attr->cap.max_inline_data;
iwqp = kzalloc(sizeof(*iwqp), GFP_KERNEL);
if (!iwqp)
return ERR_PTR(-ENOMEM);
qp = &iwqp->sc_qp;
qp->qp_uk.back_qp = iwqp;
qp->qp_uk.lock = &iwqp->lock;
@ -849,10 +846,8 @@ static struct ib_qp *irdma_create_qp(struct ib_pd *ibpd,
iwqp->q2_ctx_mem.size,
&iwqp->q2_ctx_mem.pa,
GFP_KERNEL);
if (!iwqp->q2_ctx_mem.va) {
err_code = -ENOMEM;
goto error;
}
if (!iwqp->q2_ctx_mem.va)
return -ENOMEM;
init_info.q2 = iwqp->q2_ctx_mem.va;
init_info.q2_pa = iwqp->q2_ctx_mem.pa;
@ -1001,17 +996,16 @@ static struct ib_qp *irdma_create_qp(struct ib_pd *ibpd,
if (err_code) {
ibdev_dbg(&iwdev->ibdev, "VERBS: copy_to_udata failed\n");
irdma_destroy_qp(&iwqp->ibqp, udata);
return ERR_PTR(err_code);
return err_code;
}
}
init_completion(&iwqp->free_qp);
return &iwqp->ibqp;
return 0;
error:
irdma_free_qp_rsrc(iwqp);
return ERR_PTR(err_code);
return err_code;
}
static int irdma_get_ib_acc_flags(struct irdma_qp *iwqp)
@ -4406,6 +4400,7 @@ static const struct ib_device_ops irdma_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, irdma_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, irdma_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_mw, irdma_mr, ibmw),
INIT_RDMA_OBJ_SIZE(ib_qp, irdma_qp, ibqp),
};
/**

1
drivers/infiniband/hw/mlx4/main.c
View File

@ -2577,6 +2577,7 @@ static const struct ib_device_ops mlx4_ib_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, mlx4_ib_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, mlx4_ib_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, mlx4_ib_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, mlx4_ib_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_srq, mlx4_ib_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, mlx4_ib_ucontext, ibucontext),
};

5
drivers/infiniband/hw/mlx4/mlx4_ib.h
View File

@ -792,9 +792,8 @@ void mlx4_ib_free_srq_wqe(struct mlx4_ib_srq *srq, int wqe_index);
int mlx4_ib_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
const struct ib_recv_wr **bad_wr);
struct ib_qp *mlx4_ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int mlx4_ib_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int mlx4_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata);
void mlx4_ib_drain_sq(struct ib_qp *qp);
void mlx4_ib_drain_rq(struct ib_qp *qp);

25
drivers/infiniband/hw/mlx4/qp.c
View File

@ -1578,24 +1578,19 @@ static int _mlx4_ib_create_qp(struct ib_pd *pd, struct mlx4_ib_qp *qp,
return 0;
}
struct ib_qp *mlx4_ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata) {
struct ib_device *device = pd ? pd->device : init_attr->xrcd->device;
int mlx4_ib_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct ib_device *device = ibqp->device;
struct mlx4_ib_dev *dev = to_mdev(device);
struct mlx4_ib_qp *qp;
struct mlx4_ib_qp *qp = to_mqp(ibqp);
struct ib_pd *pd = ibqp->pd;
int ret;
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);
mutex_init(&qp->mutex);
ret = _mlx4_ib_create_qp(pd, qp, init_attr, udata);
if (ret) {
kfree(qp);
return ERR_PTR(ret);
}
if (ret)
return ret;
if (init_attr->qp_type == IB_QPT_GSI &&
!(init_attr->create_flags & MLX4_IB_QP_CREATE_ROCE_V2_GSI)) {
@ -1618,7 +1613,7 @@ struct ib_qp *mlx4_ib_create_qp(struct ib_pd *pd,
init_attr->create_flags &= ~MLX4_IB_QP_CREATE_ROCE_V2_GSI;
}
}
return &qp->ibqp;
return 0;
}
static int _mlx4_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
@ -1646,8 +1641,6 @@ static int _mlx4_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
}
kfree(mqp->sqp);
kfree(mqp);
return 0;
}

2
drivers/infiniband/hw/mlx5/gsi.c
View File

@ -193,8 +193,6 @@ int mlx5_ib_destroy_gsi(struct mlx5_ib_qp *mqp)
kfree(gsi->outstanding_wrs);
kfree(gsi->tx_qps);
kfree(mqp);
return 0;
}

1
drivers/infiniband/hw/mlx5/main.c
View File

@ -3805,6 +3805,7 @@ static const struct ib_device_ops mlx5_ib_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_counters, mlx5_ib_mcounters, ibcntrs),
INIT_RDMA_OBJ_SIZE(ib_cq, mlx5_ib_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, mlx5_ib_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, mlx5_ib_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_srq, mlx5_ib_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, mlx5_ib_ucontext, ibucontext),
};

5
drivers/infiniband/hw/mlx5/mlx5_ib.h
View File

@ -1219,9 +1219,8 @@ int mlx5_ib_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
const struct ib_recv_wr **bad_wr);
int mlx5_ib_enable_lb(struct mlx5_ib_dev *dev, bool td, bool qp);
void mlx5_ib_disable_lb(struct mlx5_ib_dev *dev, bool td, bool qp);
struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int mlx5_ib_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
int mlx5_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask,

56
drivers/infiniband/hw/mlx5/qp.c
View File

@ -3114,7 +3114,6 @@ static int mlx5_ib_destroy_dct(struct mlx5_ib_qp *mqp)
}
kfree(mqp->dct.in);
kfree(mqp);
return 0;
}
@ -3152,25 +3151,23 @@ static int check_ucmd_data(struct mlx5_ib_dev *dev,
return ret ? 0 : -EINVAL;
}
struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attr,
struct ib_udata *udata)
int mlx5_ib_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attr,
struct ib_udata *udata)
{
struct mlx5_create_qp_params params = {};
struct mlx5_ib_dev *dev;
struct mlx5_ib_qp *qp;
struct mlx5_ib_dev *dev = to_mdev(ibqp->device);
struct mlx5_ib_qp *qp = to_mqp(ibqp);
struct ib_pd *pd = ibqp->pd;
enum ib_qp_type type;
int err;
dev = pd ? to_mdev(pd->device) :
to_mdev(to_mxrcd(attr->xrcd)->ibxrcd.device);
err = check_qp_type(dev, attr, &type);
if (err)
return ERR_PTR(err);
return err;
err = check_valid_flow(dev, pd, attr, udata);
if (err)
return ERR_PTR(err);
return err;
params.udata = udata;
params.uidx = MLX5_IB_DEFAULT_UIDX;
@ -3180,49 +3177,43 @@ struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attr,
if (udata) {
err = process_udata_size(dev, &params);
if (err)
return ERR_PTR(err);
return err;
err = check_ucmd_data(dev, &params);
if (err)
return ERR_PTR(err);
return err;
params.ucmd = kzalloc(params.ucmd_size, GFP_KERNEL);
if (!params.ucmd)
return ERR_PTR(-ENOMEM);
return -ENOMEM;
err = ib_copy_from_udata(params.ucmd, udata, params.inlen);
if (err)
goto free_ucmd;
}
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
err = -ENOMEM;
goto free_ucmd;
}
mutex_init(&qp->mutex);
qp->type = type;
if (udata) {
err = process_vendor_flags(dev, qp, params.ucmd, attr);
if (err)
goto free_qp;
goto free_ucmd;
err = get_qp_uidx(qp, &params);
if (err)
goto free_qp;
goto free_ucmd;
}
err = process_create_flags(dev, qp, attr);
if (err)
goto free_qp;
goto free_ucmd;
err = check_qp_attr(dev, qp, attr);
if (err)
goto free_qp;
goto free_ucmd;
err = create_qp(dev, pd, qp, &params);
if (err)
goto free_qp;
goto free_ucmd;
kfree(params.ucmd);
params.ucmd = NULL;
@ -3237,7 +3228,7 @@ struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attr,
if (err)
goto destroy_qp;
return &qp->ibqp;
return 0;
destroy_qp:
switch (qp->type) {
@ -3248,22 +3239,12 @@ destroy_qp:
mlx5_ib_destroy_gsi(qp);
break;
default:
/*
* These lines below are temp solution till QP allocation
* will be moved to be under IB/core responsiblity.
*/
qp->ibqp.send_cq = attr->send_cq;
qp->ibqp.recv_cq = attr->recv_cq;
qp->ibqp.pd = pd;
destroy_qp_common(dev, qp, udata);
}
qp = NULL;
free_qp:
kfree(qp);
free_ucmd:
kfree(params.ucmd);
return ERR_PTR(err);
return err;
}
int mlx5_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
@ -3278,9 +3259,6 @@ int mlx5_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
return mlx5_ib_destroy_dct(mqp);
destroy_qp_common(dev, mqp, udata);
kfree(mqp);
return 0;
}

77
drivers/infiniband/hw/mthca/mthca_provider.c
View File

@ -459,52 +459,45 @@ static int mthca_destroy_srq(struct ib_srq *srq, struct ib_udata *udata)
return 0;
}
static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
static int mthca_create_qp(struct ib_qp *ibqp,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct mthca_ucontext *context = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
struct mthca_create_qp ucmd;
struct mthca_qp *qp;
struct mthca_qp *qp = to_mqp(ibqp);
struct mthca_dev *dev = to_mdev(ibqp->device);
int err;
if (init_attr->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
switch (init_attr->qp_type) {
case IB_QPT_RC:
case IB_QPT_UC:
case IB_QPT_UD:
{
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);
if (udata) {
if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) {
kfree(qp);
return ERR_PTR(-EFAULT);
}
if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd)))
return -EFAULT;
err = mthca_map_user_db(to_mdev(pd->device), &context->uar,
err = mthca_map_user_db(dev, &context->uar,
context->db_tab,
ucmd.sq_db_index, ucmd.sq_db_page);
if (err) {
kfree(qp);
return ERR_PTR(err);
}
ucmd.sq_db_index,
ucmd.sq_db_page);
if (err)
return err;
err = mthca_map_user_db(to_mdev(pd->device), &context->uar,
err = mthca_map_user_db(dev, &context->uar,
context->db_tab,
ucmd.rq_db_index, ucmd.rq_db_page);
ucmd.rq_db_index,
ucmd.rq_db_page);
if (err) {
mthca_unmap_user_db(to_mdev(pd->device),
&context->uar,
mthca_unmap_user_db(dev, &context->uar,
context->db_tab,
ucmd.sq_db_index);
kfree(qp);
return ERR_PTR(err);
return err;
}
qp->mr.ibmr.lkey = ucmd.lkey;
@ -512,20 +505,16 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
qp->rq.db_index = ucmd.rq_db_index;
}
err = mthca_alloc_qp(to_mdev(pd->device), to_mpd(pd),
err = mthca_alloc_qp(dev, to_mpd(ibqp->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, udata);
if (err && udata) {
mthca_unmap_user_db(to_mdev(pd->device),
&context->uar,
context->db_tab,
mthca_unmap_user_db(dev, &context->uar, context->db_tab,
ucmd.sq_db_index);
mthca_unmap_user_db(to_mdev(pd->device),
&context->uar,
context->db_tab,
mthca_unmap_user_db(dev, &context->uar, context->db_tab,
ucmd.rq_db_index);
}
@ -535,34 +524,28 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
case IB_QPT_SMI:
case IB_QPT_GSI:
{
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);
qp->sqp = kzalloc(sizeof(struct mthca_sqp), GFP_KERNEL);
if (!qp->sqp) {
kfree(qp);
return ERR_PTR(-ENOMEM);
}
if (!qp->sqp)
return -ENOMEM;
qp->ibqp.qp_num = init_attr->qp_type == IB_QPT_SMI ? 0 : 1;
err = mthca_alloc_sqp(to_mdev(pd->device), to_mpd(pd),
err = mthca_alloc_sqp(dev, to_mpd(ibqp->pd),
to_mcq(init_attr->send_cq),
to_mcq(init_attr->recv_cq),
init_attr->sq_sig_type, &init_attr->cap,
qp->ibqp.qp_num, init_attr->port_num,
qp, udata);
qp->ibqp.qp_num, init_attr->port_num, qp,
udata);
break;
}
default:
/* Don't support raw QPs */
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
}
if (err) {
kfree(qp->sqp);
kfree(qp);
return ERR_PTR(err);
return err;
}
init_attr->cap.max_send_wr = qp->sq.max;
@ -571,7 +554,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
init_attr->cap.max_recv_sge = qp->rq.max_gs;
init_attr->cap.max_inline_data = qp->max_inline_data;
return &qp->ibqp;
return 0;
}
static int mthca_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
@ -594,7 +577,6 @@ static int mthca_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
}
mthca_free_qp(to_mdev(qp->device), to_mqp(qp));
kfree(to_mqp(qp)->sqp);
kfree(to_mqp(qp));
return 0;
}
@ -1121,6 +1103,7 @@ static const struct ib_device_ops mthca_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, mthca_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, mthca_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, mthca_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, mthca_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_ucontext, mthca_ucontext, ibucontext),
};

1
drivers/infiniband/hw/ocrdma/ocrdma_main.c
View File

@ -185,6 +185,7 @@ static const struct ib_device_ops ocrdma_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, ocrdma_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, ocrdma_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, ocrdma_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, ocrdma_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_ucontext, ocrdma_ucontext, ibucontext),
};

25
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
View File

@ -1288,19 +1288,19 @@ static void ocrdma_store_gsi_qp_cq(struct ocrdma_dev *dev,
}
}
struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
int ocrdma_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
{
int status;
struct ib_pd *ibpd = ibqp->pd;
struct ocrdma_pd *pd = get_ocrdma_pd(ibpd);
struct ocrdma_qp *qp;
struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device);
struct ocrdma_qp *qp = get_ocrdma_qp(ibqp);
struct ocrdma_dev *dev = get_ocrdma_dev(ibqp->device);
struct ocrdma_create_qp_ureq ureq;
u16 dpp_credit_lmt, dpp_offset;
if (attrs->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
status = ocrdma_check_qp_params(ibpd, dev, attrs, udata);
if (status)
@ -1309,12 +1309,7 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
memset(&ureq, 0, sizeof(ureq));
if (udata) {
if (ib_copy_from_udata(&ureq, udata, sizeof(ureq)))
return ERR_PTR(-EFAULT);
}
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
status = -ENOMEM;
goto gen_err;
return -EFAULT;
}
ocrdma_set_qp_init_params(qp, pd, attrs);
if (udata == NULL)
@ -1349,7 +1344,7 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
ocrdma_store_gsi_qp_cq(dev, attrs);
qp->ibqp.qp_num = qp->id;
mutex_unlock(&dev->dev_lock);
return &qp->ibqp;
return 0;
cpy_err:
ocrdma_del_qpn_map(dev, qp);
@ -1359,10 +1354,9 @@ mbx_err:
mutex_unlock(&dev->dev_lock);
kfree(qp->wqe_wr_id_tbl);
kfree(qp->rqe_wr_id_tbl);
kfree(qp);
pr_err("%s(%d) error=%d\n", __func__, dev->id, status);
gen_err:
return ERR_PTR(status);
return status;
}
int _ocrdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
@ -1731,7 +1725,6 @@ int ocrdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
kfree(qp->wqe_wr_id_tbl);
kfree(qp->rqe_wr_id_tbl);
kfree(qp);
return 0;
}

5
drivers/infiniband/hw/ocrdma/ocrdma_verbs.h
View File

@ -75,9 +75,8 @@ int ocrdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
int ocrdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
struct ib_qp *ocrdma_create_qp(struct ib_pd *,
struct ib_qp_init_attr *attrs,
struct ib_udata *);
int ocrdma_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata);
int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
int attr_mask);
int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,

1
drivers/infiniband/hw/qedr/main.c
View File

@ -233,6 +233,7 @@ static const struct ib_device_ops qedr_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, qedr_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, qedr_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, qedr_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, qedr_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_srq, qedr_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_xrcd, qedr_xrcd, ibxrcd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, qedr_ucontext, ibucontext),

13
drivers/infiniband/hw/qedr/qedr_roce_cm.c
View File

@ -319,20 +319,19 @@ err1:
return rc;
}
struct ib_qp *qedr_create_gsi_qp(struct qedr_dev *dev,
struct ib_qp_init_attr *attrs,
struct qedr_qp *qp)
int qedr_create_gsi_qp(struct qedr_dev *dev, struct ib_qp_init_attr *attrs,
struct qedr_qp *qp)
{
int rc;
rc = qedr_check_gsi_qp_attrs(dev, attrs);
if (rc)
return ERR_PTR(rc);
return rc;
rc = qedr_ll2_start(dev, attrs, qp);
if (rc) {
DP_ERR(dev, "create gsi qp: failed on ll2 start. rc=%d\n", rc);
return ERR_PTR(rc);
return rc;
}
/* create QP */
@ -359,7 +358,7 @@ struct ib_qp *qedr_create_gsi_qp(struct qedr_dev *dev,
DP_DEBUG(dev, QEDR_MSG_GSI, "created GSI QP %p\n", qp);
return &qp->ibqp;
return 0;
err:
kfree(qp->rqe_wr_id);
@ -368,7 +367,7 @@ err:
if (rc)
DP_ERR(dev, "create gsi qp: failed destroy on create\n");
return ERR_PTR(-ENOMEM);
return -ENOMEM;
}
int qedr_destroy_gsi_qp(struct qedr_dev *dev)

5
drivers/infiniband/hw/qedr/qedr_roce_cm.h
View File

@ -50,9 +50,8 @@ int qedr_gsi_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr,
const struct ib_recv_wr **bad_wr);
int qedr_gsi_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
const struct ib_send_wr **bad_wr);
struct ib_qp *qedr_create_gsi_qp(struct qedr_dev *dev,
struct ib_qp_init_attr *attrs,
struct qedr_qp *qp);
int qedr_create_gsi_qp(struct qedr_dev *dev, struct ib_qp_init_attr *attrs,
struct qedr_qp *qp);
void qedr_store_gsi_qp_cq(struct qedr_dev *dev,
struct qedr_qp *qp, struct ib_qp_init_attr *attrs);
int qedr_destroy_gsi_qp(struct qedr_dev *dev);

49
drivers/infiniband/hw/qedr/verbs.c
View File

@ -2239,34 +2239,30 @@ static int qedr_free_qp_resources(struct qedr_dev *dev, struct qedr_qp *qp,
return 0;
}
struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
int qedr_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
{
struct qedr_xrcd *xrcd = NULL;
struct qedr_pd *pd = NULL;
struct qedr_dev *dev;
struct qedr_qp *qp;
struct ib_qp *ibqp;
struct ib_pd *ibpd = ibqp->pd;
struct qedr_pd *pd = get_qedr_pd(ibpd);
struct qedr_dev *dev = get_qedr_dev(ibqp->device);
struct qedr_qp *qp = get_qedr_qp(ibqp);
int rc = 0;
if (attrs->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
if (attrs->qp_type == IB_QPT_XRC_TGT) {
if (attrs->qp_type == IB_QPT_XRC_TGT)
xrcd = get_qedr_xrcd(attrs->xrcd);
dev = get_qedr_dev(xrcd->ibxrcd.device);
} else {
else
pd = get_qedr_pd(ibpd);
dev = get_qedr_dev(ibpd->device);
}
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, udata);
if (rc)
return ERR_PTR(rc);
return rc;
DP_DEBUG(dev, QEDR_MSG_QP,
"create qp: called from %s, event_handler=%p, eepd=%p sq_cq=%p, sq_icid=%d, rq_cq=%p, rq_icid=%d\n",
@ -2276,20 +2272,10 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
get_qedr_cq(attrs->recv_cq),
attrs->recv_cq ? get_qedr_cq(attrs->recv_cq)->icid : 0);
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
DP_ERR(dev, "create qp: failed allocating memory\n");
return ERR_PTR(-ENOMEM);
}
qedr_set_common_qp_params(dev, qp, pd, attrs);
if (attrs->qp_type == IB_QPT_GSI) {
ibqp = qedr_create_gsi_qp(dev, attrs, qp);
if (IS_ERR(ibqp))
kfree(qp);
return ibqp;
}
if (attrs->qp_type == IB_QPT_GSI)
return qedr_create_gsi_qp(dev, attrs, qp);
if (udata || xrcd)
rc = qedr_create_user_qp(dev, qp, ibpd, udata, attrs);
@ -2297,7 +2283,7 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
rc = qedr_create_kernel_qp(dev, qp, ibpd, attrs);
if (rc)
goto out_free_qp;
return rc;
qp->ibqp.qp_num = qp->qp_id;
@ -2307,14 +2293,11 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
goto out_free_qp_resources;
}
return &qp->ibqp;
return 0;
out_free_qp_resources:
qedr_free_qp_resources(dev, qp, udata);
out_free_qp:
kfree(qp);
return ERR_PTR(-EFAULT);
return -EFAULT;
}
static enum ib_qp_state qedr_get_ibqp_state(enum qed_roce_qp_state qp_state)
@ -2874,8 +2857,6 @@ int qedr_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
if (rdma_protocol_iwarp(&dev->ibdev, 1))
qedr_iw_qp_rem_ref(&qp->ibqp);
else
kfree(qp);
return 0;
}

4
drivers/infiniband/hw/qedr/verbs.h
View File

@ -56,8 +56,8 @@ int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
int qedr_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
int qedr_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
int qedr_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
struct ib_qp *qedr_create_qp(struct ib_pd *, struct ib_qp_init_attr *attrs,
struct ib_udata *);
int qedr_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata);
int qedr_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
int qedr_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr,

1
drivers/infiniband/hw/usnic/usnic_ib_main.c
View File

@ -360,6 +360,7 @@ static const struct ib_device_ops usnic_dev_ops = {
.reg_user_mr = usnic_ib_reg_mr,
INIT_RDMA_OBJ_SIZE(ib_pd, usnic_ib_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_cq, usnic_ib_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_qp, usnic_ib_qp_grp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_ucontext, usnic_ib_ucontext, ibucontext),
};

34
drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
View File

@ -665,13 +665,12 @@ static int qp_grp_id_from_flow(struct usnic_ib_qp_grp_flow *qp_flow,
return 0;
}
struct usnic_ib_qp_grp *
usnic_ib_qp_grp_create(struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
struct usnic_ib_pd *pd,
struct usnic_vnic_res_spec *res_spec,
struct usnic_transport_spec *transport_spec)
int usnic_ib_qp_grp_create(struct usnic_ib_qp_grp *qp_grp,
struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
struct usnic_ib_pd *pd,
struct usnic_vnic_res_spec *res_spec,
struct usnic_transport_spec *transport_spec)
{
struct usnic_ib_qp_grp *qp_grp;
int err;
enum usnic_transport_type transport = transport_spec->trans_type;
struct usnic_ib_qp_grp_flow *qp_flow;
@ -684,20 +683,15 @@ usnic_ib_qp_grp_create(struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
usnic_err("Spec does not meet minimum req for transport %d\n",
transport);
log_spec(res_spec);
return ERR_PTR(err);
return err;
}
qp_grp = kzalloc(sizeof(*qp_grp), GFP_ATOMIC);
if (!qp_grp)
return NULL;
qp_grp->res_chunk_list = alloc_res_chunk_list(vf->vnic, res_spec,
qp_grp);
if (IS_ERR_OR_NULL(qp_grp->res_chunk_list)) {
err = qp_grp->res_chunk_list ?
PTR_ERR(qp_grp->res_chunk_list) : -ENOMEM;
goto out_free_qp_grp;
}
if (IS_ERR_OR_NULL(qp_grp->res_chunk_list))
return qp_grp->res_chunk_list ?
PTR_ERR(qp_grp->res_chunk_list) :
-ENOMEM;
err = qp_grp_and_vf_bind(vf, pd, qp_grp);
if (err)
@ -724,7 +718,7 @@ usnic_ib_qp_grp_create(struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
usnic_ib_sysfs_qpn_add(qp_grp);
return qp_grp;
return 0;
out_release_flow:
release_and_remove_flow(qp_flow);
@ -732,10 +726,7 @@ out_qp_grp_vf_unbind:
qp_grp_and_vf_unbind(qp_grp);
out_free_res:
free_qp_grp_res(qp_grp->res_chunk_list);
out_free_qp_grp:
kfree(qp_grp);
return ERR_PTR(err);
return err;
}
void usnic_ib_qp_grp_destroy(struct usnic_ib_qp_grp *qp_grp)
@ -748,7 +739,6 @@ void usnic_ib_qp_grp_destroy(struct usnic_ib_qp_grp *qp_grp)
usnic_ib_sysfs_qpn_remove(qp_grp);
qp_grp_and_vf_unbind(qp_grp);
free_qp_grp_res(qp_grp->res_chunk_list);
kfree(qp_grp);
}
struct usnic_vnic_res_chunk*

10
drivers/infiniband/hw/usnic/usnic_ib_qp_grp.h
View File

@ -89,11 +89,11 @@ extern const struct usnic_vnic_res_spec min_transport_spec[USNIC_TRANSPORT_MAX];
const char *usnic_ib_qp_grp_state_to_string(enum ib_qp_state state);
int usnic_ib_qp_grp_dump_hdr(char *buf, int buf_sz);
int usnic_ib_qp_grp_dump_rows(void *obj, char *buf, int buf_sz);
struct usnic_ib_qp_grp *
usnic_ib_qp_grp_create(struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
struct usnic_ib_pd *pd,
struct usnic_vnic_res_spec *res_spec,
struct usnic_transport_spec *trans_spec);
int usnic_ib_qp_grp_create(struct usnic_ib_qp_grp *qp,
struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
struct usnic_ib_pd *pd,
struct usnic_vnic_res_spec *res_spec,
struct usnic_transport_spec *trans_spec);
void usnic_ib_qp_grp_destroy(struct usnic_ib_qp_grp *qp_grp);
int usnic_ib_qp_grp_modify(struct usnic_ib_qp_grp *qp_grp,
enum ib_qp_state new_state,

69
drivers/infiniband/hw/usnic/usnic_ib_verbs.c
View File

@ -168,30 +168,31 @@ static int usnic_ib_fill_create_qp_resp(struct usnic_ib_qp_grp *qp_grp,
return 0;
}
static struct usnic_ib_qp_grp*
find_free_vf_and_create_qp_grp(struct usnic_ib_dev *us_ibdev,
struct usnic_ib_pd *pd,
struct usnic_transport_spec *trans_spec,
struct usnic_vnic_res_spec *res_spec)
static int
find_free_vf_and_create_qp_grp(struct ib_qp *qp,
struct usnic_transport_spec *trans_spec,
struct usnic_vnic_res_spec *res_spec)
{
struct usnic_ib_dev *us_ibdev = to_usdev(qp->device);
struct usnic_ib_pd *pd = to_upd(qp->pd);
struct usnic_ib_vf *vf;
struct usnic_vnic *vnic;
struct usnic_ib_qp_grp *qp_grp;
struct usnic_ib_qp_grp *qp_grp = to_uqp_grp(qp);
struct device *dev, **dev_list;
int i;
int i, ret;
BUG_ON(!mutex_is_locked(&us_ibdev->usdev_lock));
if (list_empty(&us_ibdev->vf_dev_list)) {
usnic_info("No vfs to allocate\n");
return NULL;
return -ENOMEM;
}
if (usnic_ib_share_vf) {
/* Try to find resouces on a used vf which is in pd */
dev_list = usnic_uiom_get_dev_list(pd->umem_pd);
if (IS_ERR(dev_list))
return ERR_CAST(dev_list);
return PTR_ERR(dev_list);
for (i = 0; dev_list[i]; i++) {
dev = dev_list[i];
vf = dev_get_drvdata(dev);
@ -202,10 +203,10 @@ find_free_vf_and_create_qp_grp(struct usnic_ib_dev *us_ibdev,
dev_name(&us_ibdev->ib_dev.dev),
pci_name(usnic_vnic_get_pdev(
vnic)));
qp_grp = usnic_ib_qp_grp_create(us_ibdev->ufdev,
vf, pd,
res_spec,
trans_spec);
ret = usnic_ib_qp_grp_create(qp_grp,
us_ibdev->ufdev,
vf, pd, res_spec,
trans_spec);
spin_unlock(&vf->lock);
goto qp_grp_check;
@ -223,9 +224,9 @@ find_free_vf_and_create_qp_grp(struct usnic_ib_dev *us_ibdev,
vnic = vf->vnic;
if (vf->qp_grp_ref_cnt == 0 &&
usnic_vnic_check_room(vnic, res_spec) == 0) {
qp_grp = usnic_ib_qp_grp_create(us_ibdev->ufdev, vf,
pd, res_spec,
trans_spec);
ret = usnic_ib_qp_grp_create(qp_grp, us_ibdev->ufdev,
vf, pd, res_spec,
trans_spec);
spin_unlock(&vf->lock);
goto qp_grp_check;
@ -235,16 +236,15 @@ find_free_vf_and_create_qp_grp(struct usnic_ib_dev *us_ibdev,
usnic_info("No free qp grp found on %s\n",
dev_name(&us_ibdev->ib_dev.dev));
return ERR_PTR(-ENOMEM);
return -ENOMEM;
qp_grp_check:
if (IS_ERR_OR_NULL(qp_grp)) {
if (ret) {
usnic_err("Failed to allocate qp_grp\n");
if (usnic_ib_share_vf)
usnic_uiom_free_dev_list(dev_list);
return ERR_PTR(qp_grp ? PTR_ERR(qp_grp) : -ENOMEM);
}
return qp_grp;
return ret;
}
static void qp_grp_destroy(struct usnic_ib_qp_grp *qp_grp)
@ -458,13 +458,12 @@ int usnic_ib_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata)
return 0;
}
struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
int usnic_ib_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
int err;
struct usnic_ib_dev *us_ibdev;
struct usnic_ib_qp_grp *qp_grp;
struct usnic_ib_qp_grp *qp_grp = to_uqp_grp(ibqp);
struct usnic_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct usnic_ib_ucontext, ibucontext);
int cq_cnt;
@ -474,29 +473,29 @@ struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
usnic_dbg("\n");
us_ibdev = to_usdev(pd->device);
us_ibdev = to_usdev(ibqp->device);
if (init_attr->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
err = ib_copy_from_udata(&cmd, udata, sizeof(cmd));
if (err) {
usnic_err("%s: cannot copy udata for create_qp\n",
dev_name(&us_ibdev->ib_dev.dev));
return ERR_PTR(-EINVAL);
return -EINVAL;
}
err = create_qp_validate_user_data(cmd);
if (err) {
usnic_err("%s: Failed to validate user data\n",
dev_name(&us_ibdev->ib_dev.dev));
return ERR_PTR(-EINVAL);
return -EINVAL;
}
if (init_attr->qp_type != IB_QPT_UD) {
usnic_err("%s asked to make a non-UD QP: %d\n",
dev_name(&us_ibdev->ib_dev.dev), init_attr->qp_type);
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
}
trans_spec = cmd.spec;
@ -504,13 +503,9 @@ struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
cq_cnt = (init_attr->send_cq == init_attr->recv_cq) ? 1 : 2;
res_spec = min_transport_spec[trans_spec.trans_type];
usnic_vnic_res_spec_update(&res_spec, USNIC_VNIC_RES_TYPE_CQ, cq_cnt);
qp_grp = find_free_vf_and_create_qp_grp(us_ibdev, to_upd(pd),
&trans_spec,
&res_spec);
if (IS_ERR_OR_NULL(qp_grp)) {
err = qp_grp ? PTR_ERR(qp_grp) : -ENOMEM;
err = find_free_vf_and_create_qp_grp(ibqp, &trans_spec, &res_spec);
if (err)
goto out_release_mutex;
}
err = usnic_ib_fill_create_qp_resp(qp_grp, udata);
if (err) {
@ -522,13 +517,13 @@ struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
list_add_tail(&qp_grp->link, &ucontext->qp_grp_list);
usnic_ib_log_vf(qp_grp->vf);
mutex_unlock(&us_ibdev->usdev_lock);
return &qp_grp->ibqp;
return 0;
out_release_qp_grp:
qp_grp_destroy(qp_grp);
out_release_mutex:
mutex_unlock(&us_ibdev->usdev_lock);
return ERR_PTR(err);
return err;
}
int usnic_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)

5
drivers/infiniband/hw/usnic/usnic_ib_verbs.h
View File

@ -50,9 +50,8 @@ int usnic_ib_query_gid(struct ib_device *ibdev, u32 port, int index,
union ib_gid *gid);
int usnic_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata);
int usnic_ib_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int usnic_ib_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int usnic_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata);
int usnic_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);

1
drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
View File

@ -185,6 +185,7 @@ static const struct ib_device_ops pvrdma_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, pvrdma_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, pvrdma_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, pvrdma_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, pvrdma_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_ucontext, pvrdma_ucontext, ibucontext),
};

53
drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
View File

@ -182,18 +182,17 @@ static int pvrdma_set_sq_size(struct pvrdma_dev *dev, struct ib_qp_cap *req_cap,
/**
* pvrdma_create_qp - create queue pair
* @pd: protection domain
* @ibqp: queue pair
* @init_attr: queue pair attributes
* @udata: user data
*
* @return: the ib_qp pointer on success, otherwise returns an errno.
* @return: the 0 on success, otherwise returns an errno.
*/
struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
int pvrdma_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct pvrdma_qp *qp = NULL;
struct pvrdma_dev *dev = to_vdev(pd->device);
struct pvrdma_qp *qp = to_vqp(ibqp);
struct pvrdma_dev *dev = to_vdev(ibqp->device);
union pvrdma_cmd_req req;
union pvrdma_cmd_resp rsp;
struct pvrdma_cmd_create_qp *cmd = &req.create_qp;
@ -209,7 +208,7 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
dev_warn(&dev->pdev->dev,
"invalid create queuepair flags %#x\n",
init_attr->create_flags);
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
}
if (init_attr->qp_type != IB_QPT_RC &&
@ -217,22 +216,22 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
init_attr->qp_type != IB_QPT_GSI) {
dev_warn(&dev->pdev->dev, "queuepair type %d not supported\n",
init_attr->qp_type);
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
}
if (is_srq && !dev->dsr->caps.max_srq) {
dev_warn(&dev->pdev->dev,
"SRQs not supported by device\n");
return ERR_PTR(-EINVAL);
return -EINVAL;
}
if (!atomic_add_unless(&dev->num_qps, 1, dev->dsr->caps.max_qp))
return ERR_PTR(-ENOMEM);
return -ENOMEM;
switch (init_attr->qp_type) {
case IB_QPT_GSI:
if (init_attr->port_num == 0 ||
init_attr->port_num > pd->device->phys_port_cnt) {
init_attr->port_num > ibqp->device->phys_port_cnt) {
dev_warn(&dev->pdev->dev, "invalid queuepair attrs\n");
ret = -EINVAL;
goto err_qp;
@ -240,12 +239,6 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
fallthrough;
case IB_QPT_RC:
case IB_QPT_UD:
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
ret = -ENOMEM;
goto err_qp;
}
spin_lock_init(&qp->sq.lock);
spin_lock_init(&qp->rq.lock);
mutex_init(&qp->mutex);
@ -275,9 +268,9 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
if (!is_srq) {
/* set qp->sq.wqe_cnt, shift, buf_size.. */
qp->rumem =
ib_umem_get(pd->device, ucmd.rbuf_addr,
ucmd.rbuf_size, 0);
qp->rumem = ib_umem_get(ibqp->device,
ucmd.rbuf_addr,
ucmd.rbuf_size, 0);
if (IS_ERR(qp->rumem)) {
ret = PTR_ERR(qp->rumem);
goto err_qp;
@ -288,7 +281,7 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
qp->srq = to_vsrq(init_attr->srq);
}
qp->sumem = ib_umem_get(pd->device, ucmd.sbuf_addr,
qp->sumem = ib_umem_get(ibqp->device, ucmd.sbuf_addr,
ucmd.sbuf_size, 0);
if (IS_ERR(qp->sumem)) {
if (!is_srq)
@ -306,12 +299,12 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
qp->npages_recv = 0;
qp->npages = qp->npages_send + qp->npages_recv;
} else {
ret = pvrdma_set_sq_size(to_vdev(pd->device),
ret = pvrdma_set_sq_size(to_vdev(ibqp->device),
&init_attr->cap, qp);
if (ret)
goto err_qp;
ret = pvrdma_set_rq_size(to_vdev(pd->device),
ret = pvrdma_set_rq_size(to_vdev(ibqp->device),
&init_attr->cap, qp);
if (ret)
goto err_qp;
@ -362,7 +355,7 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
memset(cmd, 0, sizeof(*cmd));
cmd->hdr.cmd = PVRDMA_CMD_CREATE_QP;
cmd->pd_handle = to_vpd(pd)->pd_handle;
cmd->pd_handle = to_vpd(ibqp->pd)->pd_handle;
cmd->send_cq_handle = to_vcq(init_attr->send_cq)->cq_handle;
cmd->recv_cq_handle = to_vcq(init_attr->recv_cq)->cq_handle;
if (is_srq)
@ -418,11 +411,11 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
dev_warn(&dev->pdev->dev,
"failed to copy back udata\n");
__pvrdma_destroy_qp(dev, qp);
return ERR_PTR(-EINVAL);
return -EINVAL;
}
}
return &qp->ibqp;
return 0;
err_pdir:
pvrdma_page_dir_cleanup(dev, &qp->pdir);
@ -430,10 +423,8 @@ err_umem:
ib_umem_release(qp->rumem);
ib_umem_release(qp->sumem);
err_qp:
kfree(qp);
atomic_dec(&dev->num_qps);
return ERR_PTR(ret);
return ret;
}
static void _pvrdma_free_qp(struct pvrdma_qp *qp)
@ -454,8 +445,6 @@ static void _pvrdma_free_qp(struct pvrdma_qp *qp)
pvrdma_page_dir_cleanup(dev, &qp->pdir);
kfree(qp);
atomic_dec(&dev->num_qps);
}

5
drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.h
View File

@ -390,9 +390,8 @@ int pvrdma_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
int pvrdma_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr);
int pvrdma_destroy_srq(struct ib_srq *srq, struct ib_udata *udata);
struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int pvrdma_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int pvrdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
int pvrdma_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,

91
drivers/infiniband/sw/rdmavt/qp.c
View File

@ -1058,7 +1058,7 @@ static int alloc_ud_wq_attr(struct rvt_qp *qp, int node)
/**
* rvt_create_qp - create a queue pair for a device
* @ibpd: the protection domain who's device we create the queue pair for
* @ibqp: the queue pair
* @init_attr: the attributes of the queue pair
* @udata: user data for libibverbs.so
*
@ -1066,47 +1066,45 @@ static int alloc_ud_wq_attr(struct rvt_qp *qp, int node)
* unique idea of what queue pair numbers mean. For instance there is a reserved
* range for PSM.
*
* Return: the queue pair on success, otherwise returns an errno.
* Return: 0 on success, otherwise returns an errno.
*
* Called by the ib_create_qp() core verbs function.
*/
struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
int rvt_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct rvt_qp *qp;
int err;
struct rvt_qp *qp = ibqp_to_rvtqp(ibqp);
int ret = -ENOMEM;
struct rvt_swqe *swq = NULL;
size_t sz;
size_t sg_list_sz = 0;
struct ib_qp *ret = ERR_PTR(-ENOMEM);
struct rvt_dev_info *rdi = ib_to_rvt(ibpd->device);
struct rvt_dev_info *rdi = ib_to_rvt(ibqp->device);
void *priv = NULL;
size_t sqsize;
u8 exclude_prefix = 0;
if (!rdi)
return ERR_PTR(-EINVAL);
return -EINVAL;
if (init_attr->create_flags & ~IB_QP_CREATE_NETDEV_USE)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
if (init_attr->cap.max_send_sge > rdi->dparms.props.max_send_sge ||
init_attr->cap.max_send_wr > rdi->dparms.props.max_qp_wr)
return ERR_PTR(-EINVAL);
return -EINVAL;
/* Check receive queue parameters if no SRQ is specified. */
if (!init_attr->srq) {
if (init_attr->cap.max_recv_sge >
rdi->dparms.props.max_recv_sge ||
init_attr->cap.max_recv_wr > rdi->dparms.props.max_qp_wr)
return ERR_PTR(-EINVAL);
return -EINVAL;
if (init_attr->cap.max_send_sge +
init_attr->cap.max_send_wr +
init_attr->cap.max_recv_sge +
init_attr->cap.max_recv_wr == 0)
return ERR_PTR(-EINVAL);
return -EINVAL;
}
sqsize =
init_attr->cap.max_send_wr + 1 +
@ -1115,8 +1113,8 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
case IB_QPT_SMI:
case IB_QPT_GSI:
if (init_attr->port_num == 0 ||
init_attr->port_num > ibpd->device->phys_port_cnt)
return ERR_PTR(-EINVAL);
init_attr->port_num > ibqp->device->phys_port_cnt)
return -EINVAL;
fallthrough;
case IB_QPT_UC:
case IB_QPT_RC:
@ -1124,7 +1122,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
sz = struct_size(swq, sg_list, init_attr->cap.max_send_sge);
swq = vzalloc_node(array_size(sz, sqsize), rdi->dparms.node);
if (!swq)
return ERR_PTR(-ENOMEM);
return -ENOMEM;
if (init_attr->srq) {
struct rvt_srq *srq = ibsrq_to_rvtsrq(init_attr->srq);
@ -1135,9 +1133,6 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
} else if (init_attr->cap.max_recv_sge > 1)
sg_list_sz = sizeof(*qp->r_sg_list) *
(init_attr->cap.max_recv_sge - 1);
qp = kzalloc_node(sizeof(*qp), GFP_KERNEL, rdi->dparms.node);
if (!qp)
goto bail_swq;
qp->r_sg_list =
kzalloc_node(sg_list_sz, GFP_KERNEL, rdi->dparms.node);
if (!qp->r_sg_list)
@ -1166,7 +1161,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
*/
priv = rdi->driver_f.qp_priv_alloc(rdi, qp);
if (IS_ERR(priv)) {
ret = priv;
ret = PTR_ERR(priv);
goto bail_qp;
}
qp->priv = priv;
@ -1180,12 +1175,10 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
qp->r_rq.max_sge = init_attr->cap.max_recv_sge;
sz = (sizeof(struct ib_sge) * qp->r_rq.max_sge) +
sizeof(struct rvt_rwqe);
err = rvt_alloc_rq(&qp->r_rq, qp->r_rq.size * sz,
ret = rvt_alloc_rq(&qp->r_rq, qp->r_rq.size * sz,
rdi->dparms.node, udata);
if (err) {
ret = ERR_PTR(err);
if (ret)
goto bail_driver_priv;
}
}
/*
@ -1206,40 +1199,35 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
qp->s_max_sge = init_attr->cap.max_send_sge;
if (init_attr->sq_sig_type == IB_SIGNAL_REQ_WR)
qp->s_flags = RVT_S_SIGNAL_REQ_WR;
err = alloc_ud_wq_attr(qp, rdi->dparms.node);
if (err) {
ret = (ERR_PTR(err));
ret = alloc_ud_wq_attr(qp, rdi->dparms.node);
if (ret)
goto bail_rq_rvt;
}
if (init_attr->create_flags & IB_QP_CREATE_NETDEV_USE)
exclude_prefix = RVT_AIP_QP_PREFIX;
err = alloc_qpn(rdi, &rdi->qp_dev->qpn_table,
ret = alloc_qpn(rdi, &rdi->qp_dev->qpn_table,
init_attr->qp_type,
init_attr->port_num,
exclude_prefix);
if (err < 0) {
ret = ERR_PTR(err);
if (ret < 0)
goto bail_rq_wq;
}
qp->ibqp.qp_num = err;
qp->ibqp.qp_num = ret;
if (init_attr->create_flags & IB_QP_CREATE_NETDEV_USE)
qp->ibqp.qp_num |= RVT_AIP_QP_BASE;
qp->port_num = init_attr->port_num;
rvt_init_qp(rdi, qp, init_attr->qp_type);
if (rdi->driver_f.qp_priv_init) {
err = rdi->driver_f.qp_priv_init(rdi, qp, init_attr);
if (err) {
ret = ERR_PTR(err);
ret = rdi->driver_f.qp_priv_init(rdi, qp, init_attr);
if (ret)
goto bail_rq_wq;
}
}
break;
default:
/* Don't support raw QPs */
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
}
init_attr->cap.max_inline_data = 0;
@ -1252,28 +1240,24 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
if (!qp->r_rq.wq) {
__u64 offset = 0;
err = ib_copy_to_udata(udata, &offset,
ret = ib_copy_to_udata(udata, &offset,
sizeof(offset));
if (err) {
ret = ERR_PTR(err);
if (ret)
goto bail_qpn;
}
} else {
u32 s = sizeof(struct rvt_rwq) + qp->r_rq.size * sz;
qp->ip = rvt_create_mmap_info(rdi, s, udata,
qp->r_rq.wq);
if (IS_ERR(qp->ip)) {
ret = ERR_CAST(qp->ip);
ret = PTR_ERR(qp->ip);
goto bail_qpn;
}
err = ib_copy_to_udata(udata, &qp->ip->offset,
ret = ib_copy_to_udata(udata, &qp->ip->offset,
sizeof(qp->ip->offset));
if (err) {
ret = ERR_PTR(err);
if (ret)
goto bail_ip;
}
}
qp->pid = current->pid;
}
@ -1281,7 +1265,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
spin_lock(&rdi->n_qps_lock);
if (rdi->n_qps_allocated == rdi->dparms.props.max_qp) {
spin_unlock(&rdi->n_qps_lock);
ret = ERR_PTR(-ENOMEM);
ret = ENOMEM;
goto bail_ip;
}
@ -1307,9 +1291,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
spin_unlock_irq(&rdi->pending_lock);
}
ret = &qp->ibqp;
return ret;
return 0;
bail_ip:
if (qp->ip)
@ -1330,11 +1312,7 @@ bail_driver_priv:
bail_qp:
kfree(qp->s_ack_queue);
kfree(qp->r_sg_list);
kfree(qp);
bail_swq:
vfree(swq);
return ret;
}
@ -1769,7 +1747,6 @@ int rvt_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
rdma_destroy_ah_attr(&qp->alt_ah_attr);
free_ud_wq_attr(qp);
vfree(qp->s_wq);
kfree(qp);
return 0;
}

5
drivers/infiniband/sw/rdmavt/qp.h
View File

@ -52,9 +52,8 @@
int rvt_driver_qp_init(struct rvt_dev_info *rdi);
void rvt_qp_exit(struct rvt_dev_info *rdi);
struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int rvt_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);
int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
int rvt_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);

9
drivers/infiniband/sw/rdmavt/vt.c
View File

@ -131,6 +131,13 @@ static int rvt_query_device(struct ib_device *ibdev,
return 0;
}
static int rvt_get_numa_node(struct ib_device *ibdev)
{
struct rvt_dev_info *rdi = ib_to_rvt(ibdev);
return rdi->dparms.node;
}
static int rvt_modify_device(struct ib_device *device,
int device_modify_mask,
struct ib_device_modify *device_modify)
@ -380,6 +387,7 @@ static const struct ib_device_ops rvt_dev_ops = {
.destroy_srq = rvt_destroy_srq,
.detach_mcast = rvt_detach_mcast,
.get_dma_mr = rvt_get_dma_mr,
.get_numa_node = rvt_get_numa_node,
.get_port_immutable = rvt_get_port_immutable,
.map_mr_sg = rvt_map_mr_sg,
.mmap = rvt_mmap,
@ -406,6 +414,7 @@ static const struct ib_device_ops rvt_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, rvt_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, rvt_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, rvt_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, rvt_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_srq, rvt_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, rvt_ucontext, ibucontext),
};

2
drivers/infiniband/sw/rxe/rxe_pool.c
View File

@ -41,7 +41,7 @@ struct rxe_type_info rxe_type_info[RXE_NUM_TYPES] = {
.size = sizeof(struct rxe_qp),
.elem_offset = offsetof(struct rxe_qp, pelem),
.cleanup = rxe_qp_cleanup,
.flags = RXE_POOL_INDEX,
.flags = RXE_POOL_INDEX | RXE_POOL_NO_ALLOC,
.min_index = RXE_MIN_QP_INDEX,
.max_index = RXE_MAX_QP_INDEX,
},

50
drivers/infiniband/sw/rxe/rxe_verbs.c
View File

@ -391,59 +391,52 @@ static int rxe_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
return err;
}
static struct ib_qp *rxe_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init,
struct ib_udata *udata)
static int rxe_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init,
struct ib_udata *udata)
{
int err;
struct rxe_dev *rxe = to_rdev(ibpd->device);
struct rxe_pd *pd = to_rpd(ibpd);
struct rxe_qp *qp;
struct rxe_dev *rxe = to_rdev(ibqp->device);
struct rxe_pd *pd = to_rpd(ibqp->pd);
struct rxe_qp *qp = to_rqp(ibqp);
struct rxe_create_qp_resp __user *uresp = NULL;
if (udata) {
if (udata->outlen < sizeof(*uresp))
return ERR_PTR(-EINVAL);
return -EINVAL;
uresp = udata->outbuf;
}
if (init->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
err = rxe_qp_chk_init(rxe, init);
if (err)
goto err1;
qp = rxe_alloc(&rxe->qp_pool);
if (!qp) {
err = -ENOMEM;
goto err1;
}
return err;
if (udata) {
if (udata->inlen) {
err = -EINVAL;
goto err2;
}
if (udata->inlen)
return -EINVAL;
qp->is_user = true;
} else {
qp->is_user = false;
}
rxe_add_index(qp);
err = rxe_qp_from_init(rxe, qp, pd, init, uresp, ibpd, udata);
err = rxe_add_to_pool(&rxe->qp_pool, qp);
if (err)
goto err3;
return err;
return &qp->ibqp;
rxe_add_index(qp);
err = rxe_qp_from_init(rxe, qp, pd, init, uresp, ibqp->pd, udata);
if (err)
goto qp_init;
err3:
return 0;
qp_init:
rxe_drop_index(qp);
err2:
rxe_drop_ref(qp);
err1:
return ERR_PTR(err);
return err;
}
static int rxe_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
@ -1145,6 +1138,7 @@ static const struct ib_device_ops rxe_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_ah, rxe_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, rxe_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, rxe_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, rxe_qp, ibqp),
INIT_RDMA_OBJ_SIZE(ib_srq, rxe_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, rxe_ucontext, ibuc),
INIT_RDMA_OBJ_SIZE(ib_mw, rxe_mw, ibmw),

2
drivers/infiniband/sw/rxe/rxe_verbs.h
View File

@ -210,8 +210,8 @@ struct rxe_resp_info {
};
struct rxe_qp {
struct rxe_pool_entry pelem;
struct ib_qp ibqp;
struct rxe_pool_entry pelem;
struct ib_qp_attr attr;
unsigned int valid;
unsigned int mtu;

1
drivers/infiniband/sw/siw/siw_main.c
View File

@ -297,6 +297,7 @@ static const struct ib_device_ops siw_device_ops = {
INIT_RDMA_OBJ_SIZE(ib_cq, siw_cq, base_cq),
INIT_RDMA_OBJ_SIZE(ib_pd, siw_pd, base_pd),
INIT_RDMA_OBJ_SIZE(ib_qp, siw_qp, base_qp),
INIT_RDMA_OBJ_SIZE(ib_srq, siw_srq, base_srq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, siw_ucontext, base_ucontext),
};

2
drivers/infiniband/sw/siw/siw_qp.c
View File

@ -1344,6 +1344,4 @@ void siw_free_qp(struct kref *ref)
siw_put_tx_cpu(qp->tx_cpu);
atomic_dec(&sdev->num_qp);
siw_dbg_qp(qp, "free QP\n");
kfree_rcu(qp, rcu);
}

54
drivers/infiniband/sw/siw/siw_verbs.c
View File

@ -285,16 +285,16 @@ siw_mmap_entry_insert(struct siw_ucontext *uctx,
*
* Create QP of requested size on given device.
*
* @pd: Protection Domain
* @qp: Queue pait
* @attrs: Initial QP attributes.
* @udata: used to provide QP ID, SQ and RQ size back to user.
*/
struct ib_qp *siw_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
int siw_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attrs,
struct ib_udata *udata)
{
struct siw_qp *qp = NULL;
struct ib_pd *pd = ibqp->pd;
struct siw_qp *qp = to_siw_qp(ibqp);
struct ib_device *base_dev = pd->device;
struct siw_device *sdev = to_siw_dev(base_dev);
struct siw_ucontext *uctx =
@ -307,17 +307,16 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd,
siw_dbg(base_dev, "create new QP\n");
if (attrs->create_flags)
return ERR_PTR(-EOPNOTSUPP);
return -EOPNOTSUPP;
if (atomic_inc_return(&sdev->num_qp) > SIW_MAX_QP) {
siw_dbg(base_dev, "too many QP's\n");
rv = -ENOMEM;
goto err_out;
return -ENOMEM;
}
if (attrs->qp_type != IB_QPT_RC) {
siw_dbg(base_dev, "only RC QP's supported\n");
rv = -EOPNOTSUPP;
goto err_out;
goto err_atomic;
}
if ((attrs->cap.max_send_wr > SIW_MAX_QP_WR) ||
(attrs->cap.max_recv_wr > SIW_MAX_QP_WR) ||
@ -325,13 +324,13 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd,
(attrs->cap.max_recv_sge > SIW_MAX_SGE)) {
siw_dbg(base_dev, "QP size error\n");
rv = -EINVAL;
goto err_out;
goto err_atomic;
}
if (attrs->cap.max_inline_data > SIW_MAX_INLINE) {
siw_dbg(base_dev, "max inline send: %d > %d\n",
attrs->cap.max_inline_data, (int)SIW_MAX_INLINE);
rv = -EINVAL;
goto err_out;
goto err_atomic;
}
/*
* NOTE: we allow for zero element SQ and RQ WQE's SGL's
@ -340,19 +339,15 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd,
if (attrs->cap.max_send_wr + attrs->cap.max_recv_wr == 0) {
siw_dbg(base_dev, "QP must have send or receive queue\n");
rv = -EINVAL;
goto err_out;
goto err_atomic;
}
if (!attrs->send_cq || (!attrs->recv_cq && !attrs->srq)) {
siw_dbg(base_dev, "send CQ or receive CQ invalid\n");
rv = -EINVAL;
goto err_out;
}
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
rv = -ENOMEM;
goto err_out;
goto err_atomic;
}
init_rwsem(&qp->state_lock);
spin_lock_init(&qp->sq_lock);
spin_lock_init(&qp->rq_lock);
@ -360,7 +355,7 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd,
rv = siw_qp_add(sdev, qp);
if (rv)
goto err_out;
goto err_atomic;
num_sqe = attrs->cap.max_send_wr;
num_rqe = attrs->cap.max_recv_wr;
@ -482,23 +477,20 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd,
list_add_tail(&qp->devq, &sdev->qp_list);
spin_unlock_irqrestore(&sdev->lock, flags);
return &qp->base_qp;
return 0;
err_out_xa:
xa_erase(&sdev->qp_xa, qp_id(qp));
err_out:
if (qp) {
if (uctx) {
rdma_user_mmap_entry_remove(qp->sq_entry);
rdma_user_mmap_entry_remove(qp->rq_entry);
}
vfree(qp->sendq);
vfree(qp->recvq);
kfree(qp);
if (uctx) {
rdma_user_mmap_entry_remove(qp->sq_entry);
rdma_user_mmap_entry_remove(qp->rq_entry);
}
atomic_dec(&sdev->num_qp);
vfree(qp->sendq);
vfree(qp->recvq);
return ERR_PTR(rv);
err_atomic:
atomic_dec(&sdev->num_qp);
return rv;
}
/*

5
drivers/infiniband/sw/siw/siw_verbs.h
View File

@ -50,9 +50,8 @@ int siw_query_gid(struct ib_device *base_dev, u32 port, int idx,
union ib_gid *gid);
int siw_alloc_pd(struct ib_pd *base_pd, struct ib_udata *udata);
int siw_dealloc_pd(struct ib_pd *base_pd, struct ib_udata *udata);
struct ib_qp *siw_create_qp(struct ib_pd *base_pd,
struct ib_qp_init_attr *attr,
struct ib_udata *udata);
int siw_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attr,
struct ib_udata *udata);
int siw_query_qp(struct ib_qp *base_qp, struct ib_qp_attr *qp_attr,
int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr);
int siw_verbs_modify_qp(struct ib_qp *base_qp, struct ib_qp_attr *attr,

30
include/rdma/ib_verbs.h
View File

@ -2268,8 +2268,13 @@ struct iw_cm_conn_param;
!__same_type(((struct drv_struct *)NULL)->member, \
struct ib_struct)))
#define rdma_zalloc_drv_obj_gfp(ib_dev, ib_type, gfp) \
((struct ib_type *)kzalloc(ib_dev->ops.size_##ib_type, gfp))
#define rdma_zalloc_drv_obj_gfp(ib_dev, ib_type, gfp) \
((struct ib_type *)rdma_zalloc_obj(ib_dev, ib_dev->ops.size_##ib_type, \
gfp, false))
#define rdma_zalloc_drv_obj_numa(ib_dev, ib_type) \
((struct ib_type *)rdma_zalloc_obj(ib_dev, ib_dev->ops.size_##ib_type, \
GFP_KERNEL, true))
#define rdma_zalloc_drv_obj(ib_dev, ib_type) \
rdma_zalloc_drv_obj_gfp(ib_dev, ib_type, GFP_KERNEL)
@ -2435,9 +2440,8 @@ struct ib_device_ops {
struct ib_udata *udata);
int (*query_srq)(struct ib_srq *srq, struct ib_srq_attr *srq_attr);
int (*destroy_srq)(struct ib_srq *srq, struct ib_udata *udata);
struct ib_qp *(*create_qp)(struct ib_pd *pd,
struct ib_qp_init_attr *qp_init_attr,
struct ib_udata *udata);
int (*create_qp)(struct ib_qp *qp, struct ib_qp_init_attr *qp_init_attr,
struct ib_udata *udata);
int (*modify_qp)(struct ib_qp *qp, struct ib_qp_attr *qp_attr,
int qp_attr_mask, struct ib_udata *udata);
int (*query_qp)(struct ib_qp *qp, struct ib_qp_attr *qp_attr,
@ -2635,11 +2639,18 @@ struct ib_device_ops {
int (*query_ucontext)(struct ib_ucontext *context,
struct uverbs_attr_bundle *attrs);
/*
* Provide NUMA node. This API exists for rdmavt/hfi1 only.
* Everyone else relies on Linux memory management model.
*/
int (*get_numa_node)(struct ib_device *dev);
DECLARE_RDMA_OBJ_SIZE(ib_ah);
DECLARE_RDMA_OBJ_SIZE(ib_counters);
DECLARE_RDMA_OBJ_SIZE(ib_cq);
DECLARE_RDMA_OBJ_SIZE(ib_mw);
DECLARE_RDMA_OBJ_SIZE(ib_pd);
DECLARE_RDMA_OBJ_SIZE(ib_qp);
DECLARE_RDMA_OBJ_SIZE(ib_rwq_ind_table);
DECLARE_RDMA_OBJ_SIZE(ib_srq);
DECLARE_RDMA_OBJ_SIZE(ib_ucontext);
@ -2746,6 +2757,15 @@ struct ib_device {
u32 lag_flags;
};
static inline void *rdma_zalloc_obj(struct ib_device *dev, size_t size,
gfp_t gfp, bool is_numa_aware)
{
if (is_numa_aware && dev->ops.get_numa_node)
return kzalloc_node(size, gfp, dev->ops.get_numa_node(dev));
return kzalloc(size, gfp);
}
struct ib_client_nl_info;
struct ib_client {
const char *name;