SET_DEVICE_OP(dev_ops, set_vf_link_state);
SET_DEVICE_OP(dev_ops, unmap_fmr);
+ SET_OBJ_SIZE(dev_ops, ib_ah);
SET_OBJ_SIZE(dev_ops, ib_pd);
SET_OBJ_SIZE(dev_ops, ib_ucontext);
}
u32 flags,
struct ib_udata *udata)
{
+ struct ib_device *device = pd->device;
struct ib_ah *ah;
+ int ret;
might_sleep_if(flags & RDMA_CREATE_AH_SLEEPABLE);
- if (!pd->device->ops.create_ah)
+ if (!device->ops.create_ah)
return ERR_PTR(-EOPNOTSUPP);
- ah = pd->device->ops.create_ah(pd, ah_attr, flags, udata);
+ ah = rdma_zalloc_drv_obj_gfp(
+ device, ib_ah,
+ (flags & RDMA_CREATE_AH_SLEEPABLE) ? GFP_KERNEL : GFP_ATOMIC);
+ if (!ah)
+ return ERR_PTR(-ENOMEM);
- if (!IS_ERR(ah)) {
- ah->device = pd->device;
- ah->pd = pd;
- ah->uobject = NULL;
- ah->type = ah_attr->type;
- ah->sgid_attr = rdma_update_sgid_attr(ah_attr, NULL);
+ ah->device = device;
+ ah->pd = pd;
+ ah->type = ah_attr->type;
+ ah->sgid_attr = rdma_update_sgid_attr(ah_attr, NULL);
- atomic_inc(&pd->usecnt);
+ ret = device->ops.create_ah(ah, ah_attr, flags, udata);
+ if (ret) {
+ kfree(ah);
+ return ERR_PTR(ret);
}
+ atomic_inc(&pd->usecnt);
return ah;
}
{
const struct ib_gid_attr *sgid_attr = ah->sgid_attr;
struct ib_pd *pd;
- int ret;
might_sleep_if(flags & RDMA_DESTROY_AH_SLEEPABLE);
pd = ah->pd;
- ret = ah->device->ops.destroy_ah(ah, flags, udata);
- if (!ret) {
- atomic_dec(&pd->usecnt);
- if (sgid_attr)
- rdma_put_gid_attr(sgid_attr);
- }
- return ret;
+ ah->device->ops.destroy_ah(ah, flags);
+ atomic_dec(&pd->usecnt);
+ if (sgid_attr)
+ rdma_put_gid_attr(sgid_attr);
+
+ kfree(ah);
+ return 0;
}
EXPORT_SYMBOL(rdma_destroy_ah_user);
}
/* Address Handles */
-int bnxt_re_destroy_ah(struct ib_ah *ib_ah, u32 flags, struct ib_udata *udata)
+void bnxt_re_destroy_ah(struct ib_ah *ib_ah, u32 flags)
{
struct bnxt_re_ah *ah = container_of(ib_ah, struct bnxt_re_ah, ib_ah);
struct bnxt_re_dev *rdev = ah->rdev;
- int rc;
- rc = bnxt_qplib_destroy_ah(&rdev->qplib_res, &ah->qplib_ah,
- !(flags & RDMA_DESTROY_AH_SLEEPABLE));
- if (rc) {
- dev_err(rdev_to_dev(rdev), "Failed to destroy HW AH");
- return rc;
- }
- kfree(ah);
- return 0;
+ bnxt_qplib_destroy_ah(&rdev->qplib_res, &ah->qplib_ah,
+ !(flags & RDMA_DESTROY_AH_SLEEPABLE));
}
static u8 bnxt_re_stack_to_dev_nw_type(enum rdma_network_type ntype)
return nw_type;
}
-struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
- struct rdma_ah_attr *ah_attr,
- u32 flags,
- struct ib_udata *udata)
+int bnxt_re_create_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata)
{
+ struct ib_pd *ib_pd = ib_ah->pd;
struct bnxt_re_pd *pd = container_of(ib_pd, struct bnxt_re_pd, ib_pd);
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
struct bnxt_re_dev *rdev = pd->rdev;
const struct ib_gid_attr *sgid_attr;
- struct bnxt_re_ah *ah;
+ struct bnxt_re_ah *ah = container_of(ib_ah, struct bnxt_re_ah, ib_ah);
u8 nw_type;
int rc;
if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) {
dev_err(rdev_to_dev(rdev), "Failed to alloc AH: GRH not set");
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
}
- ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
ah->rdev = rdev;
ah->qplib_ah.pd = &pd->qplib_pd;
!(flags & RDMA_CREATE_AH_SLEEPABLE));
if (rc) {
dev_err(rdev_to_dev(rdev), "Failed to allocate HW AH");
- goto fail;
+ return rc;
}
/* Write AVID to shared page. */
spin_unlock_irqrestore(&uctx->sh_lock, flag);
}
- return &ah->ib_ah;
-
-fail:
- kfree(ah);
- return ERR_PTR(rc);
+ return 0;
}
int bnxt_re_modify_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr)
bnxt_qplib_free_qp_res(&rdev->qplib_res, &qp->qplib_qp);
if (ib_qp->qp_type == IB_QPT_GSI && rdev->qp1_sqp) {
- rc = bnxt_qplib_destroy_ah(&rdev->qplib_res,
- &rdev->sqp_ah->qplib_ah, false);
- if (rc) {
- dev_err(rdev_to_dev(rdev),
- "Failed to destroy HW AH for shadow QP");
- return rc;
- }
+ bnxt_qplib_destroy_ah(&rdev->qplib_res, &rdev->sqp_ah->qplib_ah,
+ false);
bnxt_qplib_clean_qp(&qp->qplib_qp);
rc = bnxt_qplib_destroy_qp(&rdev->qplib_res,
};
struct bnxt_re_ah {
- struct bnxt_re_dev *rdev;
struct ib_ah ib_ah;
+ struct bnxt_re_dev *rdev;
struct bnxt_qplib_ah qplib_ah;
};
u8 port_num);
int bnxt_re_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);
void bnxt_re_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
-struct ib_ah *bnxt_re_create_ah(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- u32 flags,
- struct ib_udata *udata);
+int bnxt_re_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr, u32 flags,
+ struct ib_udata *udata);
int bnxt_re_modify_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr);
int bnxt_re_query_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr);
-int bnxt_re_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+void bnxt_re_destroy_ah(struct ib_ah *ah, u32 flags);
struct ib_srq *bnxt_re_create_srq(struct ib_pd *pd,
struct ib_srq_init_attr *srq_init_attr,
struct ib_udata *udata);
.query_srq = bnxt_re_query_srq,
.reg_user_mr = bnxt_re_reg_user_mr,
.req_notify_cq = bnxt_re_req_notify_cq,
+ INIT_RDMA_OBJ_SIZE(ib_ah, bnxt_re_ah, ib_ah),
INIT_RDMA_OBJ_SIZE(ib_pd, bnxt_re_pd, ib_pd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, bnxt_re_ucontext, ib_uctx),
};
return 0;
}
-int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
- bool block)
+void bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
+ bool block)
{
struct bnxt_qplib_rcfw *rcfw = res->rcfw;
struct cmdq_destroy_ah req;
struct creq_destroy_ah_resp resp;
u16 cmd_flags = 0;
- int rc;
/* Clean up the AH table in the device */
RCFW_CMD_PREP(req, DESTROY_AH, cmd_flags);
req.ah_cid = cpu_to_le32(ah->id);
- rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp,
- NULL, block);
- if (rc)
- return rc;
- return 0;
+ bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, NULL,
+ block);
}
/* MRW */
struct bnxt_qplib_ctx *ctx);
int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
bool block);
-int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
- bool block);
+void bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
+ bool block);
int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
struct bnxt_qplib_mrw *mrw);
int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,
#define HNS_ROCE_VLAN_SL_BIT_MASK 7
#define HNS_ROCE_VLAN_SL_SHIFT 13
-struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd,
- struct rdma_ah_attr *ah_attr,
- u32 flags,
- struct ib_udata *udata)
+int hns_roce_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata)
{
- struct hns_roce_dev *hr_dev = to_hr_dev(ibpd->device);
+ struct hns_roce_dev *hr_dev = to_hr_dev(ibah->device);
const struct ib_gid_attr *gid_attr;
struct device *dev = hr_dev->dev;
- struct hns_roce_ah *ah;
+ struct hns_roce_ah *ah = to_hr_ah(ibah);
u16 vlan_tag = 0xffff;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
bool vlan_en = false;
- ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
-
/* Get mac address */
memcpy(ah->av.mac, ah_attr->roce.dmac, ETH_ALEN);
HNS_ROCE_VLAN_SL_BIT_MASK) <<
HNS_ROCE_VLAN_SL_SHIFT;
- ah->av.port_pd = cpu_to_le32(to_hr_pd(ibpd)->pdn |
+ ah->av.port_pd = cpu_to_le32(to_hr_pd(ibah->pd)->pdn |
(rdma_ah_get_port_num(ah_attr) <<
HNS_ROCE_PORT_NUM_SHIFT));
ah->av.gid_index = grh->sgid_index;
ah->av.sl_tclass_flowlabel = cpu_to_le32(rdma_ah_get_sl(ah_attr) <<
HNS_ROCE_SL_SHIFT);
- return &ah->ibah;
+ return 0;
}
int hns_roce_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
return 0;
}
-int hns_roce_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata)
+void hns_roce_destroy_ah(struct ib_ah *ah, u32 flags)
{
- kfree(to_hr_ah(ah));
-
- return 0;
+ return;
}
unsigned long obj, int cnt,
int rr);
-struct ib_ah *hns_roce_create_ah(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- u32 flags,
- struct ib_udata *udata);
+int hns_roce_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata);
int hns_roce_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
-int hns_roce_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+void hns_roce_destroy_ah(struct ib_ah *ah, u32 flags);
int hns_roce_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);
void hns_roce_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
.query_pkey = hns_roce_query_pkey,
.query_port = hns_roce_query_port,
.reg_user_mr = hns_roce_reg_user_mr,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, hns_roce_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, hns_roce_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, hns_roce_ucontext, ibucontext),
};
#include "mlx4_ib.h"
-static struct ib_ah *create_ib_ah(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- struct mlx4_ib_ah *ah)
+static void create_ib_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr)
{
- struct mlx4_dev *dev = to_mdev(pd->device)->dev;
+ struct mlx4_ib_ah *ah = to_mah(ib_ah);
+ struct mlx4_dev *dev = to_mdev(ib_ah->device)->dev;
- ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn |
+ ah->av.ib.port_pd = cpu_to_be32(to_mpd(ib_ah->pd)->pdn |
(rdma_ah_get_port_num(ah_attr) << 24));
ah->av.ib.g_slid = rdma_ah_get_path_bits(ah_attr);
ah->av.ib.sl_tclass_flowlabel =
--static_rate;
ah->av.ib.stat_rate = static_rate;
}
-
- return &ah->ibah;
}
-static struct ib_ah *create_iboe_ah(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- struct mlx4_ib_ah *ah)
+static int create_iboe_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr)
{
- struct mlx4_ib_dev *ibdev = to_mdev(pd->device);
+ struct mlx4_ib_dev *ibdev = to_mdev(ib_ah->device);
+ struct mlx4_ib_ah *ah = to_mah(ib_ah);
const struct ib_gid_attr *gid_attr;
struct mlx4_dev *dev = ibdev->dev;
int is_mcast = 0;
memcpy(ah->av.eth.s_mac, gid_attr->ndev->dev_addr, ETH_ALEN);
ret = mlx4_ib_gid_index_to_real_index(ibdev, gid_attr);
if (ret < 0)
- return ERR_PTR(ret);
+ return ret;
ah->av.eth.gid_index = ret;
} else {
/* mlx4_ib_create_ah_slave fills in the s_mac and the vlan */
if (vlan_tag < 0x1000)
vlan_tag |= (rdma_ah_get_sl(ah_attr) & 7) << 13;
- ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn |
+ ah->av.eth.port_pd = cpu_to_be32(to_mpd(ib_ah->pd)->pdn |
(rdma_ah_get_port_num(ah_attr) << 24));
ah->av.eth.vlan = cpu_to_be16(vlan_tag);
ah->av.eth.hop_limit = grh->hop_limit;
memcpy(ah->av.eth.dgid, grh->dgid.raw, 16);
ah->av.eth.sl_tclass_flowlabel |= cpu_to_be32(rdma_ah_get_sl(ah_attr)
<< 29);
- return &ah->ibah;
+ return 0;
}
-struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata)
+int mlx4_ib_create_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata)
{
- struct mlx4_ib_ah *ah;
- struct ib_ah *ret;
-
- ah = kzalloc(sizeof *ah, GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
-
if (ah_attr->type == RDMA_AH_ATTR_TYPE_ROCE) {
- if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) {
- ret = ERR_PTR(-EINVAL);
- } else {
- /*
- * TBD: need to handle the case when we get
- * called in an atomic context and there we
- * might sleep. We don't expect this
- * currently since we're working with link
- * local addresses which we can translate
- * without going to sleep.
- */
- ret = create_iboe_ah(pd, ah_attr, ah);
- }
-
- if (IS_ERR(ret))
- kfree(ah);
+ if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH))
+ return -EINVAL;
+ /*
+ * TBD: need to handle the case when we get
+ * called in an atomic context and there we
+ * might sleep. We don't expect this
+ * currently since we're working with link
+ * local addresses which we can translate
+ * without going to sleep.
+ */
+ return create_iboe_ah(ib_ah, ah_attr);
+ }
- return ret;
- } else
- return create_ib_ah(pd, ah_attr, ah); /* never fails */
+ create_ib_ah(ib_ah, ah_attr);
+ return 0;
}
-/* AH's created via this call must be free'd by mlx4_ib_destroy_ah. */
-struct ib_ah *mlx4_ib_create_ah_slave(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- int slave_sgid_index, u8 *s_mac,
- u16 vlan_tag)
+int mlx4_ib_create_ah_slave(struct ib_ah *ah, struct rdma_ah_attr *ah_attr,
+ int slave_sgid_index, u8 *s_mac, u16 vlan_tag)
{
struct rdma_ah_attr slave_attr = *ah_attr;
- struct mlx4_ib_ah *mah;
- struct ib_ah *ah;
+ struct mlx4_ib_ah *mah = to_mah(ah);
+ int ret;
slave_attr.grh.sgid_attr = NULL;
slave_attr.grh.sgid_index = slave_sgid_index;
- ah = mlx4_ib_create_ah(pd, &slave_attr, 0, NULL);
- if (IS_ERR(ah))
- return ah;
+ ret = mlx4_ib_create_ah(ah, &slave_attr, 0, NULL);
+ if (ret)
+ return ret;
- ah->device = pd->device;
- ah->pd = pd;
ah->type = ah_attr->type;
- mah = to_mah(ah);
/* get rid of force-loopback bit */
mah->av.ib.port_pd &= cpu_to_be32(0x7FFFFFFF);
vlan_tag |= (rdma_ah_get_sl(ah_attr) & 7) << 13;
mah->av.eth.vlan = cpu_to_be16(vlan_tag);
- return ah;
+ return 0;
}
int mlx4_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
return 0;
}
-int mlx4_ib_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata)
+void mlx4_ib_destroy_ah(struct ib_ah *ah, u32 flags)
{
- kfree(to_mah(ah));
- return 0;
+ return;
}
struct ib_ah *ah;
struct ib_qp *send_qp = NULL;
unsigned wire_tx_ix = 0;
- int ret = 0;
u16 wire_pkey_ix;
int src_qpnum;
+ int ret;
sqp_ctx = dev->sriov.sqps[port-1];
send_qp = sqp->qp;
- /* create ah */
- ah = mlx4_ib_create_ah_slave(sqp_ctx->pd, attr,
- rdma_ah_retrieve_grh(attr)->sgid_index,
- s_mac, vlan_id);
- if (IS_ERR(ah))
+ ah = rdma_zalloc_drv_obj(sqp_ctx->pd->device, ib_ah);
+ if (!ah)
return -ENOMEM;
+
+ ah->device = sqp_ctx->pd->device;
+ ah->pd = sqp_ctx->pd;
+
+ /* create ah */
+ ret = mlx4_ib_create_ah_slave(ah, attr,
+ rdma_ah_retrieve_grh(attr)->sgid_index,
+ s_mac, vlan_id);
+ if (ret)
+ goto out;
+
spin_lock(&sqp->tx_lock);
if (sqp->tx_ix_head - sqp->tx_ix_tail >=
(MLX4_NUM_TUNNEL_BUFS - 1))
goto out;
sqp_mad = (struct mlx4_mad_snd_buf *) (sqp->tx_ring[wire_tx_ix].buf.addr);
- if (sqp->tx_ring[wire_tx_ix].ah)
- mlx4_ib_destroy_ah(sqp->tx_ring[wire_tx_ix].ah, 0, NULL);
+ kfree(sqp->tx_ring[wire_tx_ix].ah);
sqp->tx_ring[wire_tx_ix].ah = ah;
ib_dma_sync_single_for_cpu(&dev->ib_dev,
sqp->tx_ring[wire_tx_ix].buf.map,
spin_unlock(&sqp->tx_lock);
sqp->tx_ring[wire_tx_ix].ah = NULL;
out:
- mlx4_ib_destroy_ah(ah, 0, NULL);
+ kfree(ah);
return ret;
}
if (wc.status == IB_WC_SUCCESS) {
switch (wc.opcode) {
case IB_WC_SEND:
- mlx4_ib_destroy_ah(sqp->tx_ring[wc.wr_id &
- (MLX4_NUM_TUNNEL_BUFS - 1)].ah,
- 0, NULL);
+ kfree(sqp->tx_ring[wc.wr_id &
+ (MLX4_NUM_TUNNEL_BUFS - 1)].ah);
sqp->tx_ring[wc.wr_id & (MLX4_NUM_TUNNEL_BUFS - 1)].ah
= NULL;
spin_lock(&sqp->tx_lock);
" status = %d, wrid = 0x%llx\n",
ctx->slave, wc.status, wc.wr_id);
if (!MLX4_TUN_IS_RECV(wc.wr_id)) {
- mlx4_ib_destroy_ah(sqp->tx_ring[wc.wr_id &
- (MLX4_NUM_TUNNEL_BUFS - 1)].ah,
- 0, NULL);
+ kfree(sqp->tx_ring[wc.wr_id &
+ (MLX4_NUM_TUNNEL_BUFS - 1)].ah);
sqp->tx_ring[wc.wr_id & (MLX4_NUM_TUNNEL_BUFS - 1)].ah
= NULL;
spin_lock(&sqp->tx_lock);
.req_notify_cq = mlx4_ib_arm_cq,
.rereg_user_mr = mlx4_ib_rereg_user_mr,
.resize_cq = mlx4_ib_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, mlx4_ib_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, mlx4_ib_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, mlx4_ib_ucontext, ibucontext),
};
void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq);
void mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq);
-struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata);
-struct ib_ah *mlx4_ib_create_ah_slave(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- int slave_sgid_index, u8 *s_mac,
- u16 vlan_tag);
+int mlx4_ib_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr, u32 flags,
+ struct ib_udata *udata);
+int mlx4_ib_create_ah_slave(struct ib_ah *ah, struct rdma_ah_attr *ah_attr,
+ int slave_sgid_index, u8 *s_mac, u16 vlan_tag);
int mlx4_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
-int mlx4_ib_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+void mlx4_ib_destroy_ah(struct ib_ah *ah, u32 flags);
struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
struct ib_srq_init_attr *init_attr,
#include "mlx5_ib.h"
-static struct ib_ah *create_ib_ah(struct mlx5_ib_dev *dev,
- struct mlx5_ib_ah *ah,
- struct rdma_ah_attr *ah_attr)
+static void create_ib_ah(struct mlx5_ib_dev *dev, struct mlx5_ib_ah *ah,
+ struct rdma_ah_attr *ah_attr)
{
enum ib_gid_type gid_type;
ah->av.fl_mlid = rdma_ah_get_path_bits(ah_attr) & 0x7f;
ah->av.stat_rate_sl |= (rdma_ah_get_sl(ah_attr) & 0xf);
}
-
- return &ah->ibah;
}
-struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata)
+int mlx5_ib_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata)
{
- struct mlx5_ib_ah *ah;
- struct mlx5_ib_dev *dev = to_mdev(pd->device);
+ struct mlx5_ib_ah *ah = to_mah(ibah);
+ struct mlx5_ib_dev *dev = to_mdev(ibah->device);
enum rdma_ah_attr_type ah_type = ah_attr->type;
if ((ah_type == RDMA_AH_ATTR_TYPE_ROCE) &&
!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH))
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
if (ah_type == RDMA_AH_ATTR_TYPE_ROCE && udata) {
int err;
sizeof(resp.dmac);
if (udata->outlen < min_resp_len)
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
resp.response_length = min_resp_len;
memcpy(resp.dmac, ah_attr->roce.dmac, ETH_ALEN);
err = ib_copy_to_udata(udata, &resp, resp.response_length);
if (err)
- return ERR_PTR(err);
+ return err;
}
- ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
-
- return create_ib_ah(dev, ah, ah_attr); /* never fails */
+ create_ib_ah(dev, ah, ah_attr);
+ return 0;
}
int mlx5_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
return 0;
}
-int mlx5_ib_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata)
+void mlx5_ib_destroy_ah(struct ib_ah *ah, u32 flags)
{
- kfree(to_mah(ah));
- return 0;
+ return;
}
.req_notify_cq = mlx5_ib_arm_cq,
.rereg_user_mr = mlx5_ib_rereg_user_mr,
.resize_cq = mlx5_ib_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, mlx5_ib_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, mlx5_ib_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, mlx5_ib_ucontext, ibucontext),
};
void __mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq);
void mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq);
void mlx5_ib_free_srq_wqe(struct mlx5_ib_srq *srq, int wqe_index);
-struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata);
+int mlx5_ib_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr, u32 flags,
+ struct ib_udata *udata);
int mlx5_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
-int mlx5_ib_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+void mlx5_ib_destroy_ah(struct ib_ah *ah, u32 flags);
struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
struct ib_srq_init_attr *init_attr,
struct ib_udata *udata);
mthca_pd_free(to_mdev(pd->device), to_mpd(pd));
}
-static struct ib_ah *mthca_ah_create(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- u32 flags,
- struct ib_udata *udata)
+static int mthca_ah_create(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata)
{
- int err;
- struct mthca_ah *ah;
-
- ah = kmalloc(sizeof *ah, GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
+ struct mthca_ah *ah = to_mah(ibah);
- err = mthca_create_ah(to_mdev(pd->device), to_mpd(pd), ah_attr, ah);
- if (err) {
- kfree(ah);
- return ERR_PTR(err);
- }
-
- return &ah->ibah;
+ return mthca_create_ah(to_mdev(ibah->device), to_mpd(ibah->pd), ah_attr,
+ ah);
}
-static int mthca_ah_destroy(struct ib_ah *ah, u32 flags, struct ib_udata *udata)
+static void mthca_ah_destroy(struct ib_ah *ah, u32 flags)
{
mthca_destroy_ah(to_mdev(ah->device), to_mah(ah));
- kfree(ah);
-
- return 0;
}
static struct ib_srq *mthca_create_srq(struct ib_pd *pd,
.query_qp = mthca_query_qp,
.reg_user_mr = mthca_reg_user_mr,
.resize_cq = mthca_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, mthca_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, mthca_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, mthca_ucontext, ibucontext),
};
return status;
}
-struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
- u32 flags, struct ib_udata *udata)
+int ocrdma_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr, u32 flags,
+ struct ib_udata *udata)
{
u32 *ahid_addr;
int status;
- struct ocrdma_ah *ah;
+ struct ocrdma_ah *ah = get_ocrdma_ah(ibah);
bool isvlan = false;
u16 vlan_tag = 0xffff;
const struct ib_gid_attr *sgid_attr;
- struct ocrdma_pd *pd = get_ocrdma_pd(ibpd);
- struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device);
+ struct ocrdma_pd *pd = get_ocrdma_pd(ibah->pd);
+ struct ocrdma_dev *dev = get_ocrdma_dev(ibah->device);
if ((attr->type != RDMA_AH_ATTR_TYPE_ROCE) ||
!(rdma_ah_get_ah_flags(attr) & IB_AH_GRH))
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
if (atomic_cmpxchg(&dev->update_sl, 1, 0))
ocrdma_init_service_level(dev);
- ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
-
status = ocrdma_alloc_av(dev, ah);
if (status)
goto av_err;
OCRDMA_AH_VLAN_VALID_SHIFT);
}
- return &ah->ibah;
+ return 0;
av_conf_err:
ocrdma_free_av(dev, ah);
av_err:
- kfree(ah);
- return ERR_PTR(status);
+ return status;
}
-int ocrdma_destroy_ah(struct ib_ah *ibah, u32 flags, struct ib_udata *udata)
+void ocrdma_destroy_ah(struct ib_ah *ibah, u32 flags)
{
struct ocrdma_ah *ah = get_ocrdma_ah(ibah);
struct ocrdma_dev *dev = get_ocrdma_dev(ibah->device);
ocrdma_free_av(dev, ah);
- kfree(ah);
- return 0;
}
int ocrdma_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr)
OCRDMA_AH_L3_TYPE_SHIFT = 0x1D /* 29 bits */
};
-struct ib_ah *ocrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata);
-int ocrdma_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+int ocrdma_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr, u32 flags,
+ struct ib_udata *udata);
+void ocrdma_destroy_ah(struct ib_ah *ah, u32 flags);
int ocrdma_query_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr);
int ocrdma_process_mad(struct ib_device *,
return status;
}
-int ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah)
+void ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah)
{
unsigned long flags;
spin_lock_irqsave(&dev->av_tbl.lock, flags);
ah->av->valid = 0;
spin_unlock_irqrestore(&dev->av_tbl.lock, flags);
- return 0;
}
static int ocrdma_create_eqs(struct ocrdma_dev *dev)
int ocrdma_mbx_query_srq(struct ocrdma_srq *, struct ib_srq_attr *);
int ocrdma_mbx_destroy_srq(struct ocrdma_dev *, struct ocrdma_srq *);
-int ocrdma_alloc_av(struct ocrdma_dev *, struct ocrdma_ah *);
-int ocrdma_free_av(struct ocrdma_dev *, struct ocrdma_ah *);
+int ocrdma_alloc_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah);
+void ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah);
int ocrdma_qp_state_change(struct ocrdma_qp *, enum ib_qp_state new_state,
enum ib_qp_state *old_ib_state);
.reg_user_mr = ocrdma_reg_user_mr,
.req_notify_cq = ocrdma_arm_cq,
.resize_cq = ocrdma_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, ocrdma_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, ocrdma_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, ocrdma_ucontext, ibucontext),
};
.reg_user_mr = qedr_reg_user_mr,
.req_notify_cq = qedr_arm_cq,
.resize_cq = qedr_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, qedr_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, qedr_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, qedr_ucontext, ibucontext),
};
return rc;
}
-struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
- u32 flags, struct ib_udata *udata)
+int qedr_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr, u32 flags,
+ struct ib_udata *udata)
{
- struct qedr_ah *ah;
-
- ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
+ struct qedr_ah *ah = get_qedr_ah(ibah);
rdma_copy_ah_attr(&ah->attr, attr);
- return &ah->ibah;
+ return 0;
}
-int qedr_destroy_ah(struct ib_ah *ibah, u32 flags, struct ib_udata *udata)
+void qedr_destroy_ah(struct ib_ah *ibah, u32 flags)
{
struct qedr_ah *ah = get_qedr_ah(ibah);
rdma_destroy_ah_attr(&ah->attr);
- kfree(ah);
- return 0;
}
static void free_mr_info(struct qedr_dev *dev, struct mr_info *info)
int qedr_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata);
int qedr_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
const struct ib_recv_wr **bad_recv_wr);
-struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
- u32 flags, struct ib_udata *udata);
-int qedr_destroy_ah(struct ib_ah *ibah, u32 flags, struct ib_udata *udata);
+int qedr_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr, u32 flags,
+ struct ib_udata *udata);
+void qedr_destroy_ah(struct ib_ah *ibah, u32 flags);
int qedr_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
struct ib_mr *qedr_get_dma_mr(struct ib_pd *, int acc);
.query_qp = pvrdma_query_qp,
.reg_user_mr = pvrdma_reg_user_mr,
.req_notify_cq = pvrdma_req_notify_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, pvrdma_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, pvrdma_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, pvrdma_ucontext, ibucontext),
};
* @udata: user data blob
* @flags: create address handle flags (see enum rdma_create_ah_flags)
*
- * @return: the ib_ah pointer on success, otherwise errno.
+ * @return: 0 on success, otherwise errno.
*/
-struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata)
+int pvrdma_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata)
{
- struct pvrdma_dev *dev = to_vdev(pd->device);
- struct pvrdma_ah *ah;
+ struct pvrdma_dev *dev = to_vdev(ibah->device);
+ struct pvrdma_ah *ah = to_vah(ibah);
const struct ib_global_route *grh;
u8 port_num = rdma_ah_get_port_num(ah_attr);
if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH))
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
grh = rdma_ah_read_grh(ah_attr);
if ((ah_attr->type != RDMA_AH_ATTR_TYPE_ROCE) ||
rdma_is_multicast_addr((struct in6_addr *)grh->dgid.raw))
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah))
- return ERR_PTR(-ENOMEM);
-
- ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah) {
- atomic_dec(&dev->num_ahs);
- return ERR_PTR(-ENOMEM);
- }
+ return -ENOMEM;
- ah->av.port_pd = to_vpd(pd)->pd_handle | (port_num << 24);
+ ah->av.port_pd = to_vpd(ibah->pd)->pd_handle | (port_num << 24);
ah->av.src_path_bits = rdma_ah_get_path_bits(ah_attr);
ah->av.src_path_bits |= 0x80;
ah->av.gid_index = grh->sgid_index;
memcpy(ah->av.dgid, grh->dgid.raw, 16);
memcpy(ah->av.dmac, ah_attr->roce.dmac, ETH_ALEN);
- ah->ibah.device = pd->device;
- ah->ibah.pd = pd;
- ah->ibah.uobject = NULL;
-
- return &ah->ibah;
+ return 0;
}
/**
* @ah: the address handle to destroyed
* @flags: destroy address handle flags (see enum rdma_destroy_ah_flags)
*
- * @return: 0 on success.
*/
-int pvrdma_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata)
+void pvrdma_destroy_ah(struct ib_ah *ah, u32 flags)
{
struct pvrdma_dev *dev = to_vdev(ah->device);
- kfree(to_vah(ah));
atomic_dec(&dev->num_ahs);
-
- return 0;
}
int pvrdma_destroy_cq(struct ib_cq *cq, struct ib_udata *udata);
int pvrdma_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc);
int pvrdma_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags);
-struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
- u32 flags, struct ib_udata *udata);
-int pvrdma_destroy_ah(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+int pvrdma_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr, u32 flags,
+ struct ib_udata *udata);
+void pvrdma_destroy_ah(struct ib_ah *ah, u32 flags);
struct ib_srq *pvrdma_create_srq(struct ib_pd *pd,
struct ib_srq_init_attr *init_attr,
/**
* rvt_create_ah - create an address handle
- * @pd: the protection domain
+ * @ibah: the IB address handle
* @ah_attr: the attributes of the AH
* @create_flags: create address handle flags (see enum rdma_create_ah_flags)
* @udata: pointer to user's input output buffer information.
*
* This may be called from interrupt context.
*
- * Return: newly allocated ah
+ * Return: 0 on success
*/
-struct ib_ah *rvt_create_ah(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- u32 create_flags,
- struct ib_udata *udata)
+int rvt_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
+ u32 create_flags, struct ib_udata *udata)
{
- struct rvt_ah *ah;
- struct rvt_dev_info *dev = ib_to_rvt(pd->device);
+ struct rvt_ah *ah = ibah_to_rvtah(ibah);
+ struct rvt_dev_info *dev = ib_to_rvt(ibah->device);
unsigned long flags;
- if (rvt_check_ah(pd->device, ah_attr))
- return ERR_PTR(-EINVAL);
-
- ah = kmalloc(sizeof(*ah), GFP_ATOMIC);
- if (!ah)
- return ERR_PTR(-ENOMEM);
+ if (rvt_check_ah(ibah->device, ah_attr))
+ return -EINVAL;
spin_lock_irqsave(&dev->n_ahs_lock, flags);
if (dev->n_ahs_allocated == dev->dparms.props.max_ah) {
spin_unlock_irqrestore(&dev->n_ahs_lock, flags);
- kfree(ah);
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
dev->n_ahs_allocated++;
atomic_set(&ah->refcount, 0);
if (dev->driver_f.notify_new_ah)
- dev->driver_f.notify_new_ah(pd->device, ah_attr, ah);
+ dev->driver_f.notify_new_ah(ibah->device, ah_attr, ah);
- return &ah->ibah;
+ return 0;
}
/**
*
* Return: 0 on success
*/
-int rvt_destroy_ah(struct ib_ah *ibah, u32 destroy_flags,
- struct ib_udata *udata)
+void rvt_destroy_ah(struct ib_ah *ibah, u32 destroy_flags)
{
struct rvt_dev_info *dev = ib_to_rvt(ibah->device);
struct rvt_ah *ah = ibah_to_rvtah(ibah);
unsigned long flags;
if (atomic_read(&ah->refcount) != 0)
- return -EBUSY;
+ return;
spin_lock_irqsave(&dev->n_ahs_lock, flags);
dev->n_ahs_allocated--;
spin_unlock_irqrestore(&dev->n_ahs_lock, flags);
rdma_destroy_ah_attr(&ah->attr);
- kfree(ah);
-
- return 0;
}
/**
#include <rdma/rdma_vt.h>
-struct ib_ah *rvt_create_ah(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr,
- u32 create_flags,
- struct ib_udata *udata);
-int rvt_destroy_ah(struct ib_ah *ibah, u32 destroy_flags,
- struct ib_udata *udata);
+int rvt_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr,
+ u32 create_flags, struct ib_udata *udata);
+void rvt_destroy_ah(struct ib_ah *ibah, u32 destroy_flags);
int rvt_modify_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
int rvt_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
.req_notify_cq = rvt_req_notify_cq,
.resize_cq = rvt_resize_cq,
.unmap_fmr = rvt_unmap_fmr,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, rvt_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, rvt_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, rvt_ucontext, ibucontext),
};
[RXE_TYPE_AH] = {
.name = "rxe-ah",
.size = sizeof(struct rxe_ah),
- .flags = RXE_POOL_ATOMIC,
+ .flags = RXE_POOL_ATOMIC | RXE_POOL_NO_ALLOC,
},
[RXE_TYPE_SRQ] = {
.name = "rxe-srq",
rxe_drop_ref(pd);
}
-static struct ib_ah *rxe_create_ah(struct ib_pd *ibpd,
- struct rdma_ah_attr *attr,
- u32 flags,
- struct ib_udata *udata)
+static int rxe_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr,
+ u32 flags, struct ib_udata *udata)
{
int err;
- struct rxe_dev *rxe = to_rdev(ibpd->device);
- struct rxe_pd *pd = to_rpd(ibpd);
- struct rxe_ah *ah;
+ struct rxe_dev *rxe = to_rdev(ibah->device);
+ struct rxe_ah *ah = to_rah(ibah);
err = rxe_av_chk_attr(rxe, attr);
if (err)
- return ERR_PTR(err);
-
- ah = rxe_alloc(&rxe->ah_pool);
- if (!ah)
- return ERR_PTR(-ENOMEM);
+ return err;
- rxe_add_ref(pd);
- ah->pd = pd;
+ err = rxe_add_to_pool(&rxe->ah_pool, &ah->pelem);
+ if (err)
+ return err;
rxe_init_av(attr, &ah->av);
- return &ah->ibah;
+ return 0;
}
static int rxe_modify_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr)
return 0;
}
-static int rxe_destroy_ah(struct ib_ah *ibah, u32 flags, struct ib_udata *udata)
+static void rxe_destroy_ah(struct ib_ah *ibah, u32 flags)
{
struct rxe_ah *ah = to_rah(ibah);
- rxe_drop_ref(ah->pd);
rxe_drop_ref(ah);
- return 0;
}
static int post_one_recv(struct rxe_rq *rq, const struct ib_recv_wr *ibwr)
.reg_user_mr = rxe_reg_user_mr,
.req_notify_cq = rxe_req_notify_cq,
.resize_cq = rxe_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, rxe_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_pd, rxe_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, rxe_ucontext, ibuc),
};
};
struct rxe_ah {
- struct rxe_pool_entry pelem;
struct ib_ah ibah;
+ struct rxe_pool_entry pelem;
struct rxe_pd *pd;
struct rxe_av av;
};
void (*disassociate_ucontext)(struct ib_ucontext *ibcontext);
int (*alloc_pd)(struct ib_pd *pd, struct ib_udata *udata);
void (*dealloc_pd)(struct ib_pd *pd, struct ib_udata *udata);
- struct ib_ah *(*create_ah)(struct ib_pd *pd,
- struct rdma_ah_attr *ah_attr, u32 flags,
- struct ib_udata *udata);
+ int (*create_ah)(struct ib_ah *ah, struct rdma_ah_attr *ah_attr,
+ u32 flags, struct ib_udata *udata);
int (*modify_ah)(struct ib_ah *ah, struct rdma_ah_attr *ah_attr);
int (*query_ah)(struct ib_ah *ah, struct rdma_ah_attr *ah_attr);
- int (*destroy_ah)(struct ib_ah *ah, u32 flags, struct ib_udata *udata);
+ void (*destroy_ah)(struct ib_ah *ah, u32 flags);
struct ib_srq *(*create_srq)(struct ib_pd *pd,
struct ib_srq_init_attr *srq_init_attr,
struct ib_udata *udata);
*/
void (*dealloc_driver)(struct ib_device *dev);
+ DECLARE_RDMA_OBJ_SIZE(ib_ah);
DECLARE_RDMA_OBJ_SIZE(ib_pd);
DECLARE_RDMA_OBJ_SIZE(ib_ucontext);
};