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IB/{hw,sw}: Remove 'uobject->context' dependency in object creation APIs

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Now when we have the udata passed to all the ib_xxx object creation APIs
and the additional macro 'rdma_udata_to_drv_context' to get the
ib_ucontext from ib_udata stored in uverbs_attr_bundle, we can finally
start to remove the dependency of the drivers in the
ib_xxx->uobject->context.

Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Shamir Rabinovitch 2019-02-07 18:44:49 +02:00 committed by Jason Gunthorpe
parent 730623f4a5
commit 8994445054
23 changed files with 194 additions and 155 deletions
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20
drivers/infiniband/hw/bnxt_re/ib_verbs.c
View File

@ -48,6 +48,7 @@
#include <rdma/ib_addr.h>
#include <rdma/ib_mad.h>
#include <rdma/ib_cache.h>
#include <rdma/uverbs_ioctl.h>
#include "bnxt_ulp.h"
@ -722,12 +723,11 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
/* Write AVID to shared page. */
if (udata) {
struct ib_ucontext *ib_uctx = ib_pd->uobject->context;
struct bnxt_re_ucontext *uctx;
struct bnxt_re_ucontext *uctx = rdma_udata_to_drv_context(
udata, struct bnxt_re_ucontext, ib_uctx);
unsigned long flag;
u32 *wrptr;
uctx = container_of(ib_uctx, struct bnxt_re_ucontext, ib_uctx);
spin_lock_irqsave(&uctx->sh_lock, flag);
wrptr = (u32 *)(uctx->shpg + BNXT_RE_AVID_OFFT);
*wrptr = ah->qplib_ah.id;
@ -872,10 +872,9 @@ static int bnxt_re_init_user_qp(struct bnxt_re_dev *rdev, struct bnxt_re_pd *pd,
struct bnxt_qplib_qp *qplib_qp = &qp->qplib_qp;
struct ib_umem *umem;
int bytes = 0, psn_sz;
struct ib_ucontext *context = pd->ib_pd.uobject->context;
struct bnxt_re_ucontext *cntx = container_of(context,
struct bnxt_re_ucontext,
ib_uctx);
struct bnxt_re_ucontext *cntx = rdma_udata_to_drv_context(
udata, struct bnxt_re_ucontext, ib_uctx);
if (ib_copy_from_udata(&ureq, udata, sizeof(ureq)))
return -EFAULT;
@ -1359,10 +1358,9 @@ static int bnxt_re_init_user_srq(struct bnxt_re_dev *rdev,
struct bnxt_qplib_srq *qplib_srq = &srq->qplib_srq;
struct ib_umem *umem;
int bytes = 0;
struct ib_ucontext *context = pd->ib_pd.uobject->context;
struct bnxt_re_ucontext *cntx = container_of(context,
struct bnxt_re_ucontext,
ib_uctx);
struct bnxt_re_ucontext *cntx = rdma_udata_to_drv_context(
udata, struct bnxt_re_ucontext, ib_uctx);
if (ib_copy_from_udata(&ureq, udata, sizeof(ureq)))
return -EFAULT;

4
drivers/infiniband/hw/cxgb3/iwch_provider.c
View File

@ -53,6 +53,7 @@
#include <rdma/ib_smi.h>
#include <rdma/ib_umem.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/uverbs_ioctl.h>
#include "cxio_hal.h"
#include "iwch.h"
@ -825,7 +826,8 @@ static struct ib_qp *iwch_create_qp(struct ib_pd *pd,
* Kernel users need more wq space for fastreg WRs which can take
* 2 WR fragments.
*/
ucontext = udata ? to_iwch_ucontext(pd->uobject->context) : NULL;
ucontext = rdma_udata_to_drv_context(udata, struct iwch_ucontext,
ibucontext);
if (!ucontext && wqsize < (rqsize + (2 * sqsize)))
wqsize = roundup_pow_of_two(rqsize +
roundup_pow_of_two(attrs->cap.max_send_wr * 2));

9
drivers/infiniband/hw/cxgb4/qp.c
View File

@ -31,6 +31,7 @@
*/
#include <linux/module.h>
#include <rdma/uverbs_ioctl.h>
#include "iw_cxgb4.h"
@ -2136,7 +2137,8 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
struct c4iw_cq *rchp;
struct c4iw_create_qp_resp uresp;
unsigned int sqsize, rqsize = 0;
struct c4iw_ucontext *ucontext;
struct c4iw_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct c4iw_ucontext, ibucontext);
int ret;
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;
@ -2170,8 +2172,6 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
if (sqsize < 8)
sqsize = 8;
ucontext = udata ? to_c4iw_ucontext(pd->uobject->context) : NULL;
qhp = kzalloc(sizeof(*qhp), GFP_KERNEL);
if (!qhp)
return ERR_PTR(-ENOMEM);
@ -2718,7 +2718,8 @@ struct ib_srq *c4iw_create_srq(struct ib_pd *pd, struct ib_srq_init_attr *attrs,
rqsize = attrs->attr.max_wr + 1;
rqsize = roundup_pow_of_two(max_t(u16, rqsize, 16));
ucontext = udata ? to_c4iw_ucontext(pd->uobject->context) : NULL;
ucontext = rdma_udata_to_drv_context(udata, struct c4iw_ucontext,
ibucontext);
srq = kzalloc(sizeof(*srq), GFP_KERNEL);
if (!srq)

21
drivers/infiniband/hw/hns/hns_roce_qp.c
View File

@ -35,6 +35,7 @@
#include <linux/platform_device.h>
#include <rdma/ib_addr.h>
#include <rdma/ib_umem.h>
#include <rdma/uverbs_ioctl.h>
#include "hns_roce_common.h"
#include "hns_roce_device.h"
#include "hns_roce_hem.h"
@ -560,6 +561,8 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
struct device *dev = hr_dev->dev;
struct hns_roce_ib_create_qp ucmd;
struct hns_roce_ib_create_qp_resp resp = {};
struct hns_roce_ucontext *uctx = rdma_udata_to_drv_context(
udata, struct hns_roce_ucontext, ibucontext);
unsigned long qpn = 0;
int ret = 0;
u32 page_shift;
@ -670,9 +673,8 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
(udata->inlen >= sizeof(ucmd)) &&
(udata->outlen >= sizeof(resp)) &&
hns_roce_qp_has_sq(init_attr)) {
ret = hns_roce_db_map_user(
to_hr_ucontext(ib_pd->uobject->context), udata,
ucmd.sdb_addr, &hr_qp->sdb);
ret = hns_roce_db_map_user(uctx, udata, ucmd.sdb_addr,
&hr_qp->sdb);
if (ret) {
dev_err(dev, "sq record doorbell map failed!\n");
goto err_mtt;
@ -686,9 +688,8 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
if ((hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB) &&
(udata->outlen >= sizeof(resp)) &&
hns_roce_qp_has_rq(init_attr)) {
ret = hns_roce_db_map_user(
to_hr_ucontext(ib_pd->uobject->context), udata,
ucmd.db_addr, &hr_qp->rdb);
ret = hns_roce_db_map_user(uctx, udata, ucmd.db_addr,
&hr_qp->rdb);
if (ret) {
dev_err(dev, "rq record doorbell map failed!\n");
goto err_sq_dbmap;
@ -838,9 +839,7 @@ err_wrid:
if ((hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB) &&
(udata->outlen >= sizeof(resp)) &&
hns_roce_qp_has_rq(init_attr))
hns_roce_db_unmap_user(
to_hr_ucontext(ib_pd->uobject->context),
&hr_qp->rdb);
hns_roce_db_unmap_user(uctx, &hr_qp->rdb);
} else {
kfree(hr_qp->sq.wrid);
kfree(hr_qp->rq.wrid);
@ -852,9 +851,7 @@ err_sq_dbmap:
(udata->inlen >= sizeof(ucmd)) &&
(udata->outlen >= sizeof(resp)) &&
hns_roce_qp_has_sq(init_attr))
hns_roce_db_unmap_user(
to_hr_ucontext(ib_pd->uobject->context),
&hr_qp->sdb);
hns_roce_db_unmap_user(uctx, &hr_qp->sdb);
err_mtt:
hns_roce_mtt_cleanup(hr_dev, &hr_qp->mtt);

9
drivers/infiniband/hw/i40iw/i40iw_verbs.c
View File

@ -45,6 +45,7 @@
#include <rdma/iw_cm.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/ib_umem.h>
#include <rdma/uverbs_ioctl.h>
#include "i40iw.h"
/**
@ -556,7 +557,8 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
struct i40iw_device *iwdev = to_iwdev(ibpd->device);
struct i40iw_cqp *iwcqp = &iwdev->cqp;
struct i40iw_qp *iwqp;
struct i40iw_ucontext *ucontext;
struct i40iw_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct i40iw_ucontext, ibucontext);
struct i40iw_create_qp_req req;
struct i40iw_create_qp_resp uresp;
u32 qp_num = 0;
@ -665,7 +667,6 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
}
iwqp->ctx_info.qp_compl_ctx = req.user_compl_ctx;
iwqp->user_mode = 1;
ucontext = to_ucontext(ibpd->uobject->context);
if (req.user_wqe_buffers) {
struct i40iw_pbl *iwpbl;
@ -1819,7 +1820,8 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
{
struct i40iw_pd *iwpd = to_iwpd(pd);
struct i40iw_device *iwdev = to_iwdev(pd->device);
struct i40iw_ucontext *ucontext;
struct i40iw_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct i40iw_ucontext, ibucontext);
struct i40iw_pble_alloc *palloc;
struct i40iw_pbl *iwpbl;
struct i40iw_mr *iwmr;
@ -1860,7 +1862,6 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
iwmr->region = region;
iwmr->ibmr.pd = pd;
iwmr->ibmr.device = pd->device;
ucontext = to_ucontext(pd->uobject->context);
iwmr->page_size = PAGE_SIZE;
iwmr->page_msk = PAGE_MASK;

12
drivers/infiniband/hw/mlx4/mr.c
View File

@ -367,8 +367,7 @@ end:
return block_shift;
}
static struct ib_umem *mlx4_get_umem_mr(struct ib_ucontext *context,
struct ib_udata *udata, u64 start,
static struct ib_umem *mlx4_get_umem_mr(struct ib_udata *udata, u64 start,
u64 length, u64 virt_addr,
int access_flags)
{
@ -416,8 +415,8 @@ struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (!mr)
return ERR_PTR(-ENOMEM);
mr->umem = mlx4_get_umem_mr(pd->uobject->context, udata, start, length,
virt_addr, access_flags);
mr->umem =
mlx4_get_umem_mr(udata, start, length, virt_addr, access_flags);
if (IS_ERR(mr->umem)) {
err = PTR_ERR(mr->umem);
goto err_free;
@ -506,9 +505,8 @@ int mlx4_ib_rereg_user_mr(struct ib_mr *mr, int flags,
mlx4_mr_rereg_mem_cleanup(dev->dev, &mmr->mmr);
ib_umem_release(mmr->umem);
mmr->umem =
mlx4_get_umem_mr(mr->uobject->context, udata, start,
length, virt_addr, mr_access_flags);
mmr->umem = mlx4_get_umem_mr(udata, start, length, virt_addr,
mr_access_flags);
if (IS_ERR(mmr->umem)) {
err = PTR_ERR(mmr->umem);
/* Prevent mlx4_ib_dereg_mr from free'ing invalid pointer */

72
drivers/infiniband/hw/mlx4/qp.c
View File

@ -41,6 +41,7 @@
#include <rdma/ib_pack.h>
#include <rdma/ib_addr.h>
#include <rdma/ib_mad.h>
#include <rdma/uverbs_ioctl.h>
#include <linux/mlx4/driver.h>
#include <linux/mlx4/qp.h>
@ -52,7 +53,8 @@ static void mlx4_ib_lock_cqs(struct mlx4_ib_cq *send_cq,
struct mlx4_ib_cq *recv_cq);
static void mlx4_ib_unlock_cqs(struct mlx4_ib_cq *send_cq,
struct mlx4_ib_cq *recv_cq);
static int _mlx4_ib_modify_wq(struct ib_wq *ibwq, enum ib_wq_state new_state);
static int _mlx4_ib_modify_wq(struct ib_wq *ibwq, enum ib_wq_state new_state,
struct ib_udata *udata);
enum {
MLX4_IB_ACK_REQ_FREQ = 8,
@ -863,6 +865,8 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
int err;
struct mlx4_ib_sqp *sqp = NULL;
struct mlx4_ib_qp *qp;
struct mlx4_ib_ucontext *context = rdma_udata_to_drv_context(
udata, struct mlx4_ib_ucontext, ibucontext);
enum mlx4_ib_qp_type qp_type = (enum mlx4_ib_qp_type) init_attr->qp_type;
struct mlx4_ib_cq *mcq;
unsigned long flags;
@ -1038,7 +1042,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
if (qp_has_rq(init_attr)) {
err = mlx4_ib_db_map_user(
to_mucontext(pd->uobject->context), udata,
context, udata,
(src == MLX4_IB_QP_SRC) ? ucmd.qp.db_addr :
ucmd.wq.db_addr,
&qp->db);
@ -1112,8 +1116,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
}
}
} else if (src == MLX4_IB_RWQ_SRC) {
err = mlx4_ib_alloc_wqn(to_mucontext(pd->uobject->context), qp,
range_size, &qpn);
err = mlx4_ib_alloc_wqn(context, qp, range_size, &qpn);
if (err)
goto err_wrid;
} else {
@ -1184,8 +1187,7 @@ err_qpn:
if (qp->flags & MLX4_IB_QP_NETIF)
mlx4_ib_steer_qp_free(dev, qpn, 1);
else if (src == MLX4_IB_RWQ_SRC)
mlx4_ib_release_wqn(to_mucontext(pd->uobject->context),
qp, 0);
mlx4_ib_release_wqn(context, qp, 0);
else
mlx4_qp_release_range(dev->dev, qpn, 1);
}
@ -1195,7 +1197,7 @@ err_proxy:
err_wrid:
if (udata) {
if (qp_has_rq(init_attr))
mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &qp->db);
mlx4_ib_db_unmap_user(context, &qp->db);
} else {
kvfree(qp->sq.wrid);
kvfree(qp->rq.wrid);
@ -1942,7 +1944,8 @@ static u8 gid_type_to_qpc(enum ib_gid_type gid_type)
* Go over all RSS QP's childes (WQs) and apply their HW state according to
* their logic state if the RSS QP is the first RSS QP associated for the WQ.
*/
static int bringup_rss_rwqs(struct ib_rwq_ind_table *ind_tbl, u8 port_num)
static int bringup_rss_rwqs(struct ib_rwq_ind_table *ind_tbl, u8 port_num,
struct ib_udata *udata)
{
int err = 0;
int i;
@ -1966,7 +1969,7 @@ static int bringup_rss_rwqs(struct ib_rwq_ind_table *ind_tbl, u8 port_num)
}
wq->port = port_num;
if ((wq->rss_usecnt == 0) && (ibwq->state == IB_WQS_RDY)) {
err = _mlx4_ib_modify_wq(ibwq, IB_WQS_RDY);
err = _mlx4_ib_modify_wq(ibwq, IB_WQS_RDY, udata);
if (err) {
mutex_unlock(&wq->mutex);
break;
@ -1988,7 +1991,8 @@ static int bringup_rss_rwqs(struct ib_rwq_ind_table *ind_tbl, u8 port_num)
if ((wq->rss_usecnt == 1) &&
(ibwq->state == IB_WQS_RDY))
if (_mlx4_ib_modify_wq(ibwq, IB_WQS_RESET))
if (_mlx4_ib_modify_wq(ibwq, IB_WQS_RESET,
udata))
pr_warn("failed to reverse WQN=0x%06x\n",
ibwq->wq_num);
wq->rss_usecnt--;
@ -2000,7 +2004,8 @@ static int bringup_rss_rwqs(struct ib_rwq_ind_table *ind_tbl, u8 port_num)
return err;
}
static void bring_down_rss_rwqs(struct ib_rwq_ind_table *ind_tbl)
static void bring_down_rss_rwqs(struct ib_rwq_ind_table *ind_tbl,
struct ib_udata *udata)
{
int i;
@ -2011,7 +2016,7 @@ static void bring_down_rss_rwqs(struct ib_rwq_ind_table *ind_tbl)
mutex_lock(&wq->mutex);
if ((wq->rss_usecnt == 1) && (ibwq->state == IB_WQS_RDY))
if (_mlx4_ib_modify_wq(ibwq, IB_WQS_RESET))
if (_mlx4_ib_modify_wq(ibwq, IB_WQS_RESET, udata))
pr_warn("failed to reverse WQN=%x\n",
ibwq->wq_num);
wq->rss_usecnt--;
@ -2043,9 +2048,10 @@ static void fill_qp_rss_context(struct mlx4_qp_context *context,
static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
const struct ib_qp_attr *attr, int attr_mask,
enum ib_qp_state cur_state, enum ib_qp_state new_state)
enum ib_qp_state cur_state,
enum ib_qp_state new_state,
struct ib_udata *udata)
{
struct ib_uobject *ibuobject;
struct ib_srq *ibsrq;
const struct ib_gid_attr *gid_attr = NULL;
struct ib_rwq_ind_table *rwq_ind_tbl;
@ -2054,6 +2060,8 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
struct mlx4_ib_qp *qp;
struct mlx4_ib_pd *pd;
struct mlx4_ib_cq *send_cq, *recv_cq;
struct mlx4_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx4_ib_ucontext, ibucontext);
struct mlx4_qp_context *context;
enum mlx4_qp_optpar optpar = 0;
int sqd_event;
@ -2065,7 +2073,6 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
struct ib_wq *ibwq;
ibwq = (struct ib_wq *)src;
ibuobject = ibwq->uobject;
ibsrq = NULL;
rwq_ind_tbl = NULL;
qp_type = IB_QPT_RAW_PACKET;
@ -2076,7 +2083,6 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
struct ib_qp *ibqp;
ibqp = (struct ib_qp *)src;
ibuobject = ibqp->uobject;
ibsrq = ibqp->srq;
rwq_ind_tbl = ibqp->rwq_ind_tbl;
qp_type = ibqp->qp_type;
@ -2161,11 +2167,9 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
context->param3 |= cpu_to_be32(1 << 30);
}
if (ibuobject)
if (ucontext)
context->usr_page = cpu_to_be32(
mlx4_to_hw_uar_index(dev->dev,
to_mucontext(ibuobject->context)
->uar.index));
mlx4_to_hw_uar_index(dev->dev, ucontext->uar.index));
else
context->usr_page = cpu_to_be32(
mlx4_to_hw_uar_index(dev->dev, dev->priv_uar.index));
@ -2297,7 +2301,7 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
context->cqn_recv = cpu_to_be32(recv_cq->mcq.cqn);
/* Set "fast registration enabled" for all kernel QPs */
if (!ibuobject)
if (!ucontext)
context->params1 |= cpu_to_be32(1 << 11);
if (attr_mask & IB_QP_RNR_RETRY) {
@ -2434,7 +2438,7 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
else
sqd_event = 0;
if (!ibuobject &&
if (!ucontext &&
cur_state == IB_QPS_RESET &&
new_state == IB_QPS_INIT)
context->rlkey_roce_mode |= (1 << 4);
@ -2445,7 +2449,7 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
* headroom is stamped so that the hardware doesn't start
* processing stale work requests.
*/
if (!ibuobject &&
if (!ucontext &&
cur_state == IB_QPS_RESET &&
new_state == IB_QPS_INIT) {
struct mlx4_wqe_ctrl_seg *ctrl;
@ -2509,7 +2513,7 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
* entries and reinitialize the QP.
*/
if (new_state == IB_QPS_RESET) {
if (!ibuobject) {
if (!ucontext) {
mlx4_ib_cq_clean(recv_cq, qp->mqp.qpn,
ibsrq ? to_msrq(ibsrq) : NULL);
if (send_cq != recv_cq)
@ -2735,16 +2739,17 @@ static int _mlx4_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
}
if (ibqp->rwq_ind_tbl && (new_state == IB_QPS_INIT)) {
err = bringup_rss_rwqs(ibqp->rwq_ind_tbl, attr->port_num);
err = bringup_rss_rwqs(ibqp->rwq_ind_tbl, attr->port_num,
udata);
if (err)
goto out;
}
err = __mlx4_ib_modify_qp(ibqp, MLX4_IB_QP_SRC, attr, attr_mask,
cur_state, new_state);
cur_state, new_state, udata);
if (ibqp->rwq_ind_tbl && err)
bring_down_rss_rwqs(ibqp->rwq_ind_tbl);
bring_down_rss_rwqs(ibqp->rwq_ind_tbl, udata);
if (mlx4_is_bonded(dev->dev) && (attr_mask & IB_QP_PORT))
attr->port_num = 1;
@ -4122,7 +4127,8 @@ static int ib_wq2qp_state(enum ib_wq_state state)
}
}
static int _mlx4_ib_modify_wq(struct ib_wq *ibwq, enum ib_wq_state new_state)
static int _mlx4_ib_modify_wq(struct ib_wq *ibwq, enum ib_wq_state new_state,
struct ib_udata *udata)
{
struct mlx4_ib_qp *qp = to_mqp((struct ib_qp *)ibwq);
enum ib_qp_state qp_cur_state;
@ -4146,7 +4152,8 @@ static int _mlx4_ib_modify_wq(struct ib_wq *ibwq, enum ib_wq_state new_state)
attr_mask = IB_QP_PORT;
err = __mlx4_ib_modify_qp(ibwq, MLX4_IB_RWQ_SRC, &attr,
attr_mask, IB_QPS_RESET, IB_QPS_INIT);
attr_mask, IB_QPS_RESET, IB_QPS_INIT,
udata);
if (err) {
pr_debug("WQN=0x%06x failed to apply RST->INIT on the HW QP\n",
ibwq->wq_num);
@ -4158,12 +4165,13 @@ static int _mlx4_ib_modify_wq(struct ib_wq *ibwq, enum ib_wq_state new_state)
attr_mask = 0;
err = __mlx4_ib_modify_qp(ibwq, MLX4_IB_RWQ_SRC, NULL, attr_mask,
qp_cur_state, qp_new_state);
qp_cur_state, qp_new_state, udata);
if (err && (qp_cur_state == IB_QPS_INIT)) {
qp_new_state = IB_QPS_RESET;
if (__mlx4_ib_modify_qp(ibwq, MLX4_IB_RWQ_SRC, NULL,
attr_mask, IB_QPS_INIT, IB_QPS_RESET)) {
attr_mask, IB_QPS_INIT, IB_QPS_RESET,
udata)) {
pr_warn("WQN=0x%06x failed with reverting HW's resources failure\n",
ibwq->wq_num);
qp_new_state = IB_QPS_INIT;
@ -4226,7 +4234,7 @@ int mlx4_ib_modify_wq(struct ib_wq *ibwq, struct ib_wq_attr *wq_attr,
* WQ, so we can apply its port on the WQ.
*/
if (qp->rss_usecnt)
err = _mlx4_ib_modify_wq(ibwq, new_state);
err = _mlx4_ib_modify_wq(ibwq, new_state, udata);
if (!err)
ibwq->state = new_state;

9
drivers/infiniband/hw/mlx4/srq.c
View File

@ -37,6 +37,7 @@
#include "mlx4_ib.h"
#include <rdma/mlx4-abi.h>
#include <rdma/uverbs_ioctl.h>
static void *get_wqe(struct mlx4_ib_srq *srq, int n)
{
@ -73,6 +74,8 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
struct ib_udata *udata)
{
struct mlx4_ib_dev *dev = to_mdev(pd->device);
struct mlx4_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx4_ib_ucontext, ibucontext);
struct mlx4_ib_srq *srq;
struct mlx4_wqe_srq_next_seg *next;
struct mlx4_wqe_data_seg *scatter;
@ -128,8 +131,8 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
if (err)
goto err_mtt;
err = mlx4_ib_db_map_user(to_mucontext(pd->uobject->context),
udata, ucmd.db_addr, &srq->db);
err = mlx4_ib_db_map_user(ucontext, udata, ucmd.db_addr,
&srq->db);
if (err)
goto err_mtt;
} else {
@ -202,7 +205,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
err_wrid:
if (udata)
mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &srq->db);
mlx4_ib_db_unmap_user(ucontext, &srq->db);
else
kvfree(srq->wrid);

21
drivers/infiniband/hw/mlx5/devx.c
View File

@ -1151,7 +1151,8 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_CREATE)(
void *cmd_out;
struct ib_uobject *uobj = uverbs_attr_get_uobject(
attrs, MLX5_IB_ATTR_DEVX_OBJ_CREATE_HANDLE);
struct mlx5_ib_ucontext *c = to_mucontext(uobj->context);
struct mlx5_ib_ucontext *c = rdma_udata_to_drv_context(
&attrs->driver_udata, struct mlx5_ib_ucontext, ibucontext);
struct mlx5_ib_dev *dev = to_mdev(c->ibucontext.device);
u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
struct devx_obj *obj;
@ -1227,8 +1228,9 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_MODIFY)(
MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_OUT);
struct ib_uobject *uobj = uverbs_attr_get_uobject(attrs,
MLX5_IB_ATTR_DEVX_OBJ_MODIFY_HANDLE);
struct mlx5_ib_ucontext *c = to_mucontext(uobj->context);
struct mlx5_ib_dev *mdev = to_mdev(uobj->context->device);
struct mlx5_ib_ucontext *c = rdma_udata_to_drv_context(
&attrs->driver_udata, struct mlx5_ib_ucontext, ibucontext);
struct mlx5_ib_dev *mdev = to_mdev(c->ibucontext.device);
void *cmd_out;
int err;
int uid;
@ -1268,11 +1270,12 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_QUERY)(
MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_OUT);
struct ib_uobject *uobj = uverbs_attr_get_uobject(attrs,
MLX5_IB_ATTR_DEVX_OBJ_QUERY_HANDLE);
struct mlx5_ib_ucontext *c = to_mucontext(uobj->context);
struct mlx5_ib_ucontext *c = rdma_udata_to_drv_context(
&attrs->driver_udata, struct mlx5_ib_ucontext, ibucontext);
void *cmd_out;
int err;
int uid;
struct mlx5_ib_dev *mdev = to_mdev(uobj->context->device);
struct mlx5_ib_dev *mdev = to_mdev(c->ibucontext.device);
uid = devx_get_uid(c, cmd_in);
if (uid < 0)
@ -1370,11 +1373,12 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_ASYNC_QUERY)(
attrs,
MLX5_IB_ATTR_DEVX_OBJ_QUERY_ASYNC_HANDLE);
u16 cmd_out_len;
struct mlx5_ib_ucontext *c = to_mucontext(uobj->context);
struct mlx5_ib_ucontext *c = rdma_udata_to_drv_context(
&attrs->driver_udata, struct mlx5_ib_ucontext, ibucontext);
struct ib_uobject *fd_uobj;
int err;
int uid;
struct mlx5_ib_dev *mdev = to_mdev(uobj->context->device);
struct mlx5_ib_dev *mdev = to_mdev(c->ibucontext.device);
struct devx_async_cmd_event_file *ev_file;
struct devx_async_data *async_data;
@ -1530,7 +1534,8 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_UMEM_REG)(
struct ib_uobject *uobj = uverbs_attr_get_uobject(
attrs, MLX5_IB_ATTR_DEVX_UMEM_REG_HANDLE);
u32 obj_id;
struct mlx5_ib_ucontext *c = to_mucontext(uobj->context);
struct mlx5_ib_ucontext *c = rdma_udata_to_drv_context(
&attrs->driver_udata, struct mlx5_ib_ucontext, ibucontext);
struct mlx5_ib_dev *dev = to_mdev(c->ibucontext.device);
int err;

58
drivers/infiniband/hw/mlx5/qp.c
View File

@ -794,6 +794,8 @@ static int create_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd,
struct ib_udata *udata, struct mlx5_ib_rwq *rwq,
struct mlx5_ib_create_wq *ucmd)
{
struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
int page_shift = 0;
int npages;
u32 offset = 0;
@ -828,8 +830,7 @@ static int create_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd,
(unsigned long long)ucmd->buf_addr, rwq->buf_size,
npages, page_shift, ncont, offset);
err = mlx5_ib_db_map_user(to_mucontext(pd->uobject->context), udata,
ucmd->db_addr, &rwq->db);
err = mlx5_ib_db_map_user(ucontext, udata, ucmd->db_addr, &rwq->db);
if (err) {
mlx5_ib_dbg(dev, "map failed\n");
goto err_umem;
@ -877,7 +878,8 @@ static int create_user_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd,
return err;
}
context = to_mucontext(pd->uobject->context);
context = rdma_udata_to_drv_context(udata, struct mlx5_ib_ucontext,
ibucontext);
if (ucmd.flags & MLX5_QP_FLAG_BFREG_INDEX) {
uar_index = bfregn_to_uar_index(dev, &context->bfregi,
ucmd.bfreg_index, true);
@ -1456,9 +1458,8 @@ static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
struct mlx5_ib_raw_packet_qp *raw_packet_qp = &qp->raw_packet_qp;
struct mlx5_ib_sq *sq = &raw_packet_qp->sq;
struct mlx5_ib_rq *rq = &raw_packet_qp->rq;
struct ib_uobject *uobj = pd->uobject;
struct ib_ucontext *ucontext = uobj->context;
struct mlx5_ib_ucontext *mucontext = to_mucontext(ucontext);
struct mlx5_ib_ucontext *mucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
int err;
u32 tdn = mucontext->tdn;
u16 uid = to_mpd(pd)->uid;
@ -1572,9 +1573,8 @@ static int create_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata)
{
struct ib_uobject *uobj = pd->uobject;
struct ib_ucontext *ucontext = uobj->context;
struct mlx5_ib_ucontext *mucontext = to_mucontext(ucontext);
struct mlx5_ib_ucontext *mucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
struct mlx5_ib_create_qp_resp resp = {};
int inlen;
int err;
@ -1916,6 +1916,8 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
int inlen = MLX5_ST_SZ_BYTES(create_qp_in);
struct mlx5_core_dev *mdev = dev->mdev;
struct mlx5_ib_create_qp_resp resp = {};
struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
struct mlx5_ib_cq *send_cq;
struct mlx5_ib_cq *recv_cq;
unsigned long flags;
@ -2018,8 +2020,7 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
MLX5_QP_FLAG_TYPE_DCT))
return -EINVAL;
err = get_qp_user_index(to_mucontext(pd->uobject->context),
&ucmd, udata->inlen, &uidx);
err = get_qp_user_index(ucontext, &ucmd, udata->inlen, &uidx);
if (err)
return err;
@ -2503,8 +2504,11 @@ static const char *ib_qp_type_str(enum ib_qp_type type)
static struct ib_qp *mlx5_ib_create_dct(struct ib_pd *pd,
struct ib_qp_init_attr *attr,
struct mlx5_ib_create_qp *ucmd)
struct mlx5_ib_create_qp *ucmd,
struct ib_udata *udata)
{
struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
struct mlx5_ib_qp *qp;
int err = 0;
u32 uidx = MLX5_IB_DEFAULT_UIDX;
@ -2513,8 +2517,7 @@ static struct ib_qp *mlx5_ib_create_dct(struct ib_pd *pd,
if (!attr->srq || !attr->recv_cq)
return ERR_PTR(-EINVAL);
err = get_qp_user_index(to_mucontext(pd->uobject->context),
ucmd, sizeof(*ucmd), &uidx);
err = get_qp_user_index(ucontext, ucmd, sizeof(*ucmd), &uidx);
if (err)
return ERR_PTR(err);
@ -2596,15 +2599,17 @@ struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd,
int err;
struct ib_qp_init_attr mlx_init_attr;
struct ib_qp_init_attr *init_attr = verbs_init_attr;
struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
if (pd) {
dev = to_mdev(pd->device);
if (init_attr->qp_type == IB_QPT_RAW_PACKET) {
if (!udata) {
if (!ucontext) {
mlx5_ib_dbg(dev, "Raw Packet QP is not supported for kernel consumers\n");
return ERR_PTR(-EINVAL);
} else if (!to_mucontext(pd->uobject->context)->cqe_version) {
} else if (!ucontext->cqe_version) {
mlx5_ib_dbg(dev, "Raw Packet QP is only supported for CQE version > 0\n");
return ERR_PTR(-EINVAL);
}
@ -2636,7 +2641,7 @@ struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd,
return ERR_PTR(-EINVAL);
}
} else {
return mlx5_ib_create_dct(pd, init_attr, &ucmd);
return mlx5_ib_create_dct(pd, init_attr, &ucmd, udata);
}
}
@ -3274,14 +3279,12 @@ static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
static unsigned int get_tx_affinity(struct mlx5_ib_dev *dev,
struct mlx5_ib_pd *pd,
struct mlx5_ib_qp_base *qp_base,
u8 port_num)
u8 port_num, struct ib_udata *udata)
{
struct mlx5_ib_ucontext *ucontext = NULL;
struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
unsigned int tx_port_affinity;
if (pd && pd->ibpd.uobject && pd->ibpd.uobject->context)
ucontext = to_mucontext(pd->ibpd.uobject->context);
if (ucontext) {
tx_port_affinity = (unsigned int)atomic_add_return(
1, &ucontext->tx_port_affinity) %
@ -3304,8 +3307,10 @@ static unsigned int get_tx_affinity(struct mlx5_ib_dev *dev,
static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
const struct ib_qp_attr *attr, int attr_mask,
enum ib_qp_state cur_state, enum ib_qp_state new_state,
const struct mlx5_ib_modify_qp *ucmd)
enum ib_qp_state cur_state,
enum ib_qp_state new_state,
const struct mlx5_ib_modify_qp *ucmd,
struct ib_udata *udata)
{
static const u16 optab[MLX5_QP_NUM_STATE][MLX5_QP_NUM_STATE] = {
[MLX5_QP_STATE_RST] = {
@ -3396,7 +3401,8 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
(ibqp->qp_type == IB_QPT_XRC_TGT)) {
if (dev->lag_active) {
u8 p = mlx5_core_native_port_num(dev->mdev);
tx_affinity = get_tx_affinity(dev, pd, base, p);
tx_affinity = get_tx_affinity(dev, pd, base, p,
udata);
context->flags |= cpu_to_be32(tx_affinity << 24);
}
}
@ -3879,7 +3885,7 @@ int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
}
err = __mlx5_ib_modify_qp(ibqp, attr, attr_mask, cur_state,
new_state, &ucmd);
new_state, &ucmd, udata);
out:
mutex_unlock(&qp->mutex);

8
drivers/infiniband/hw/mlx5/srq.c
View File

@ -47,6 +47,8 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
struct mlx5_ib_create_srq ucmd = {};
struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mlx5_ib_ucontext, ibucontext);
size_t ucmdlen;
int err;
int npages;
@ -71,8 +73,7 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
return -EINVAL;
if (in->type != IB_SRQT_BASIC) {
err = get_srq_user_index(to_mucontext(pd->uobject->context),
&ucmd, udata->inlen, &uidx);
err = get_srq_user_index(ucontext, &ucmd, udata->inlen, &uidx);
if (err)
return err;
}
@ -103,8 +104,7 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
mlx5_ib_populate_pas(dev, srq->umem, page_shift, in->pas, 0);
err = mlx5_ib_db_map_user(to_mucontext(pd->uobject->context), udata,
ucmd.db_addr, &srq->db);
err = mlx5_ib_db_map_user(ucontext, udata, ucmd.db_addr, &srq->db);
if (err) {
mlx5_ib_dbg(dev, "map doorbell failed\n");
goto err_in;

20
drivers/infiniband/hw/mthca/mthca_provider.c
View File

@ -37,6 +37,7 @@
#include <rdma/ib_smi.h>
#include <rdma/ib_umem.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/uverbs_ioctl.h>
#include <linux/sched.h>
#include <linux/slab.h>
@ -435,7 +436,8 @@ static struct ib_srq *mthca_create_srq(struct ib_pd *pd,
struct ib_udata *udata)
{
struct mthca_create_srq ucmd;
struct mthca_ucontext *context = NULL;
struct mthca_ucontext *context = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
struct mthca_srq *srq;
int err;
@ -447,8 +449,6 @@ static struct ib_srq *mthca_create_srq(struct ib_pd *pd,
return ERR_PTR(-ENOMEM);
if (udata) {
context = to_mucontext(pd->uobject->context);
if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) {
err = -EFAULT;
goto err_free;
@ -510,6 +510,8 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
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;
int err;
@ -522,15 +524,11 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
case IB_QPT_UC:
case IB_QPT_UD:
{
struct mthca_ucontext *context;
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);
if (udata) {
context = to_mucontext(pd->uobject->context);
if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) {
kfree(qp);
return ERR_PTR(-EFAULT);
@ -568,8 +566,6 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
&init_attr->cap, qp, udata);
if (err && udata) {
context = to_mucontext(pd->uobject->context);
mthca_unmap_user_db(to_mdev(pd->device),
&context->uar,
context->db_tab,
@ -898,6 +894,8 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
{
struct mthca_dev *dev = to_mdev(pd->device);
struct sg_dma_page_iter sg_iter;
struct mthca_ucontext *context = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
struct mthca_mr *mr;
struct mthca_reg_mr ucmd;
u64 *pages;
@ -906,12 +904,12 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
int write_mtt_size;
if (udata->inlen < sizeof ucmd) {
if (!to_mucontext(pd->uobject->context)->reg_mr_warned) {
if (!context->reg_mr_warned) {
mthca_warn(dev, "Process '%s' did not pass in MR attrs.\n",
current->comm);
mthca_warn(dev, " Update libmthca to fix this.\n");
}
++to_mucontext(pd->uobject->context)->reg_mr_warned;
++context->reg_mr_warned;
ucmd.mr_attrs = 0;
} else if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd))
return ERR_PTR(-EFAULT);

13
drivers/infiniband/hw/mthca/mthca_qp.c
View File

@ -42,6 +42,7 @@
#include <rdma/ib_verbs.h>
#include <rdma/ib_cache.h>
#include <rdma/ib_pack.h>
#include <rdma/uverbs_ioctl.h>
#include "mthca_dev.h"
#include "mthca_cmd.h"
@ -554,10 +555,14 @@ static int mthca_path_set(struct mthca_dev *dev, const struct rdma_ah_attr *ah,
static int __mthca_modify_qp(struct ib_qp *ibqp,
const struct ib_qp_attr *attr, int attr_mask,
enum ib_qp_state cur_state, enum ib_qp_state new_state)
enum ib_qp_state cur_state,
enum ib_qp_state new_state,
struct ib_udata *udata)
{
struct mthca_dev *dev = to_mdev(ibqp->device);
struct mthca_qp *qp = to_mqp(ibqp);
struct mthca_ucontext *context = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
struct mthca_mailbox *mailbox;
struct mthca_qp_param *qp_param;
struct mthca_qp_context *qp_context;
@ -619,8 +624,7 @@ static int __mthca_modify_qp(struct ib_qp *ibqp,
/* leave arbel_sched_queue as 0 */
if (qp->ibqp.uobject)
qp_context->usr_page =
cpu_to_be32(to_mucontext(qp->ibqp.uobject->context)->uar.index);
qp_context->usr_page = cpu_to_be32(context->uar.index);
else
qp_context->usr_page = cpu_to_be32(dev->driver_uar.index);
qp_context->local_qpn = cpu_to_be32(qp->qpn);
@ -913,7 +917,8 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask,
goto out;
}
err = __mthca_modify_qp(ibqp, attr, attr_mask, cur_state, new_state);
err = __mthca_modify_qp(ibqp, attr, attr_mask, cur_state, new_state,
udata);
out:
mutex_unlock(&qp->mutex);

21
drivers/infiniband/hw/mthca/mthca_srq.c
View File

@ -36,6 +36,8 @@
#include <asm/io.h>
#include <rdma/uverbs_ioctl.h>
#include "mthca_dev.h"
#include "mthca_cmd.h"
#include "mthca_memfree.h"
@ -96,17 +98,19 @@ static void mthca_tavor_init_srq_context(struct mthca_dev *dev,
struct mthca_pd *pd,
struct mthca_srq *srq,
struct mthca_tavor_srq_context *context,
bool is_user)
struct ib_udata *udata)
{
struct mthca_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
memset(context, 0, sizeof *context);
context->wqe_base_ds = cpu_to_be64(1 << (srq->wqe_shift - 4));
context->state_pd = cpu_to_be32(pd->pd_num);
context->lkey = cpu_to_be32(srq->mr.ibmr.lkey);
if (is_user)
context->uar =
cpu_to_be32(to_mucontext(pd->ibpd.uobject->context)->uar.index);
if (udata)
context->uar = cpu_to_be32(ucontext->uar.index);
else
context->uar = cpu_to_be32(dev->driver_uar.index);
}
@ -115,8 +119,10 @@ static void mthca_arbel_init_srq_context(struct mthca_dev *dev,
struct mthca_pd *pd,
struct mthca_srq *srq,
struct mthca_arbel_srq_context *context,
bool is_user)
struct ib_udata *udata)
{
struct mthca_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
int logsize, max;
memset(context, 0, sizeof *context);
@ -131,9 +137,8 @@ static void mthca_arbel_init_srq_context(struct mthca_dev *dev,
context->lkey = cpu_to_be32(srq->mr.ibmr.lkey);
context->db_index = cpu_to_be32(srq->db_index);
context->logstride_usrpage = cpu_to_be32((srq->wqe_shift - 4) << 29);
if (is_user)
context->logstride_usrpage |=
cpu_to_be32(to_mucontext(pd->ibpd.uobject->context)->uar.index);
if (udata)
context->logstride_usrpage |= cpu_to_be32(ucontext->uar.index);
else
context->logstride_usrpage |= cpu_to_be32(dev->driver_uar.index);
context->eq_pd = cpu_to_be32(MTHCA_EQ_ASYNC << 24 | pd->pd_num);

12
drivers/infiniband/hw/nes/nes_verbs.c
View File

@ -41,6 +41,7 @@
#include <rdma/ib_verbs.h>
#include <rdma/iw_cm.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/uverbs_ioctl.h>
#include "nes.h"
@ -974,7 +975,8 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
struct nes_adapter *nesadapter = nesdev->nesadapter;
struct nes_qp *nesqp;
struct nes_cq *nescq;
struct nes_ucontext *nes_ucontext;
struct nes_ucontext *nes_ucontext = rdma_udata_to_drv_context(
udata, struct nes_ucontext, ibucontext);
struct nes_hw_cqp_wqe *cqp_wqe;
struct nes_cqp_request *cqp_request;
struct nes_create_qp_req req;
@ -1055,9 +1057,8 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
}
if (req.user_qp_buffer)
nesqp->nesuqp_addr = req.user_qp_buffer;
if (udata && (ibpd->uobject->context)) {
if (udata) {
nesqp->user_mode = 1;
nes_ucontext = to_nesucontext(ibpd->uobject->context);
if (virt_wqs) {
err = 1;
list_for_each_entry(nespbl, &nes_ucontext->qp_reg_mem_list, list) {
@ -1078,7 +1079,6 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
}
}
nes_ucontext = to_nesucontext(ibpd->uobject->context);
nesqp->mmap_sq_db_index =
find_next_zero_bit(nes_ucontext->allocated_wqs,
NES_MAX_USER_WQ_REGIONS, nes_ucontext->first_free_wq);
@ -2099,7 +2099,8 @@ static struct ib_mr *nes_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
struct nes_adapter *nesadapter = nesdev->nesadapter;
struct ib_mr *ibmr = ERR_PTR(-EINVAL);
struct sg_dma_page_iter dma_iter;
struct nes_ucontext *nes_ucontext;
struct nes_ucontext *nes_ucontext = rdma_udata_to_drv_context(
udata, struct nes_ucontext, ibucontext);
struct nes_pbl *nespbl;
struct nes_mr *nesmr;
struct ib_umem *region;
@ -2342,7 +2343,6 @@ reg_user_mr_err:
return ERR_PTR(-ENOMEM);
}
nesmr->region = region;
nes_ucontext = to_nesucontext(pd->uobject->context);
pbl_depth = region->length >> 12;
pbl_depth += (region->length & (4096-1)) ? 1 : 0;
nespbl->pbl_size = pbl_depth*sizeof(u64);

2
drivers/infiniband/hw/qedr/verbs.c
View File

@ -1434,7 +1434,7 @@ struct ib_srq *qedr_create_srq(struct ib_pd *ibpd,
hw_srq->max_wr = init_attr->attr.max_wr;
hw_srq->max_sges = init_attr->attr.max_sge;
if (udata && ibpd->uobject && ibpd->uobject->context) {
if (udata) {
if (ib_copy_from_udata(&ureq, udata, sizeof(ureq))) {
DP_ERR(dev,
"create srq: problem copying data from user space\n");

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

@ -37,6 +37,7 @@
#include <rdma/ib_user_verbs.h>
#include <rdma/ib_addr.h>
#include <rdma/uverbs_ioctl.h>
#include "usnic_abi.h"
#include "usnic_ib.h"
@ -482,7 +483,8 @@ struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
int err;
struct usnic_ib_dev *us_ibdev;
struct usnic_ib_qp_grp *qp_grp;
struct usnic_ib_ucontext *ucontext;
struct usnic_ib_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct usnic_ib_ucontext, ibucontext);
int cq_cnt;
struct usnic_vnic_res_spec res_spec;
struct usnic_ib_create_qp_cmd cmd;
@ -490,7 +492,6 @@ struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
usnic_dbg("\n");
ucontext = to_uucontext(pd->uobject->context);
us_ibdev = to_usdev(pd->device);
if (init_attr->create_flags)

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

@ -53,6 +53,7 @@
#include <rdma/ib_verbs.h>
#include <rdma/ib_hdrs.h>
#include <rdma/opa_addr.h>
#include <rdma/uverbs_ioctl.h>
#include "qp.h"
#include "vt.h"
#include "trace.h"
@ -956,6 +957,8 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
size_t sg_list_sz;
struct ib_qp *ret = ERR_PTR(-ENOMEM);
struct rvt_dev_info *rdi = ib_to_rvt(ibpd->device);
struct rvt_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct rvt_ucontext, ibucontext);
void *priv = NULL;
size_t sqsize;
@ -1129,7 +1132,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
u32 s = sizeof(struct rvt_rwq) + qp->r_rq.size * sz;
qp->ip = rvt_create_mmap_info(rdi, s,
ibpd->uobject->context,
&ucontext->ibucontext,
qp->r_rq.wq);
if (!qp->ip) {
ret = ERR_PTR(-ENOMEM);

5
drivers/infiniband/sw/rdmavt/srq.c
View File

@ -48,6 +48,7 @@
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <rdma/uverbs_ioctl.h>
#include "srq.h"
#include "vt.h"
@ -77,6 +78,8 @@ struct ib_srq *rvt_create_srq(struct ib_pd *ibpd,
struct ib_udata *udata)
{
struct rvt_dev_info *dev = ib_to_rvt(ibpd->device);
struct rvt_ucontext *ucontext = rdma_udata_to_drv_context(
udata, struct rvt_ucontext, ibucontext);
struct rvt_srq *srq;
u32 sz;
struct ib_srq *ret;
@ -119,7 +122,7 @@ struct ib_srq *rvt_create_srq(struct ib_pd *ibpd,
u32 s = sizeof(struct rvt_rwq) + srq->rq.size * sz;
srq->ip =
rvt_create_mmap_info(dev, s, ibpd->uobject->context,
rvt_create_mmap_info(dev, s, &ucontext->ibucontext,
srq->rq.wq);
if (!srq->ip) {
ret = ERR_PTR(-ENOMEM);

4
drivers/infiniband/sw/rdmavt/vt.c
View File

@ -284,10 +284,6 @@ static int rvt_query_gid(struct ib_device *ibdev, u8 port_num,
&gid->global.interface_id);
}
struct rvt_ucontext {
struct ib_ucontext ibucontext;
};
static inline struct rvt_ucontext *to_iucontext(struct ib_ucontext
*ibucontext)
{

8
drivers/infiniband/sw/rxe/rxe_qp.c
View File

@ -35,6 +35,7 @@
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/vmalloc.h>
#include <rdma/uverbs_ioctl.h>
#include "rxe.h"
#include "rxe_loc.h"
@ -343,7 +344,8 @@ int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd,
struct rxe_cq *rcq = to_rcq(init->recv_cq);
struct rxe_cq *scq = to_rcq(init->send_cq);
struct rxe_srq *srq = init->srq ? to_rsrq(init->srq) : NULL;
struct ib_ucontext *context = udata ? ibpd->uobject->context : NULL;
struct rxe_ucontext *ucontext =
rdma_udata_to_drv_context(udata, struct rxe_ucontext, ibuc);
rxe_add_ref(pd);
rxe_add_ref(rcq);
@ -358,11 +360,11 @@ int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd,
rxe_qp_init_misc(rxe, qp, init);
err = rxe_qp_init_req(rxe, qp, init, context, uresp);
err = rxe_qp_init_req(rxe, qp, init, &ucontext->ibuc, uresp);
if (err)
goto err1;
err = rxe_qp_init_resp(rxe, qp, init, context, uresp);
err = rxe_qp_init_resp(rxe, qp, init, &ucontext->ibuc, uresp);
if (err)
goto err2;

6
drivers/infiniband/sw/rxe/rxe_verbs.c
View File

@ -33,6 +33,7 @@
#include <linux/dma-mapping.h>
#include <net/addrconf.h>
#include <rdma/uverbs_ioctl.h>
#include "rxe.h"
#include "rxe_loc.h"
#include "rxe_queue.h"
@ -320,8 +321,9 @@ static struct ib_srq *rxe_create_srq(struct ib_pd *ibpd,
int err;
struct rxe_dev *rxe = to_rdev(ibpd->device);
struct rxe_pd *pd = to_rpd(ibpd);
struct rxe_ucontext *ucontext =
rdma_udata_to_drv_context(udata, struct rxe_ucontext, ibuc);
struct rxe_srq *srq;
struct ib_ucontext *context = udata ? ibpd->uobject->context : NULL;
struct rxe_create_srq_resp __user *uresp = NULL;
if (udata) {
@ -344,7 +346,7 @@ static struct ib_srq *rxe_create_srq(struct ib_pd *ibpd,
rxe_add_ref(pd);
srq->pd = pd;
err = rxe_srq_from_init(rxe, srq, init, context, uresp);
err = rxe_srq_from_init(rxe, srq, init, &ucontext->ibuc, uresp);
if (err)
goto err2;

5
include/rdma/rdma_vt.h
View File

@ -186,6 +186,11 @@ struct rvt_driver_params {
u8 reserved_operations;
};
/* User context */
struct rvt_ucontext {
struct ib_ucontext ibucontext;
};
/* Protection domain */
struct rvt_pd {
struct ib_pd ibpd;