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IB/umem: remove the dmasync argument to ib_umem_get 

The argument is always ignored, so remove it.

Link: https://lore.kernel.org/r/20191113073214.9514-3-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Michal Kalderon <michal.kalderon@marvell.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
alistair/sunxi64-5.5-dsi
Christoph Hellwig 2019-11-13 08:32:14 +01:00 committed by Jason Gunthorpe
parent 7283fff8b5
commit 72b894b09a
31 changed files with 54 additions and 61 deletions
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3
drivers/infiniband/core/umem.c
View File

@ -185,10 +185,9 @@ EXPORT_SYMBOL(ib_umem_find_best_pgsz);
* @addr: userspace virtual address to start at
* @size: length of region to pin
* @access: IB_ACCESS_xxx flags for memory being pinned
* @dmasync: flush in-flight DMA when the memory region is written
*/
struct ib_umem *ib_umem_get(struct ib_udata *udata, unsigned long addr,
size_t size, int access, int dmasync)
size_t size, int access)
{
struct ib_ucontext *context;
struct ib_umem *umem;

10
drivers/infiniband/hw/bnxt_re/ib_verbs.c
View File

@ -837,7 +837,7 @@ static int bnxt_re_init_user_qp(struct bnxt_re_dev *rdev, struct bnxt_re_pd *pd,
bytes += (qplib_qp->sq.max_wqe * psn_sz);
}
bytes = PAGE_ALIGN(bytes);
umem = ib_umem_get(udata, ureq.qpsva, bytes, IB_ACCESS_LOCAL_WRITE, 1);
umem = ib_umem_get(udata, ureq.qpsva, bytes, IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(umem))
return PTR_ERR(umem);
@ -851,7 +851,7 @@ static int bnxt_re_init_user_qp(struct bnxt_re_dev *rdev, struct bnxt_re_pd *pd,
bytes = (qplib_qp->rq.max_wqe * BNXT_QPLIB_MAX_RQE_ENTRY_SIZE);
bytes = PAGE_ALIGN(bytes);
umem = ib_umem_get(udata, ureq.qprva, bytes,
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(umem))
goto rqfail;
qp->rumem = umem;
@ -1304,7 +1304,7 @@ static int bnxt_re_init_user_srq(struct bnxt_re_dev *rdev,
bytes = (qplib_srq->max_wqe * BNXT_QPLIB_MAX_RQE_ENTRY_SIZE);
bytes = PAGE_ALIGN(bytes);
umem = ib_umem_get(udata, ureq.srqva, bytes, IB_ACCESS_LOCAL_WRITE, 1);
umem = ib_umem_get(udata, ureq.srqva, bytes, IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(umem))
return PTR_ERR(umem);
@ -2547,7 +2547,7 @@ int bnxt_re_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
cq->umem = ib_umem_get(udata, req.cq_va,
entries * sizeof(struct cq_base),
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(cq->umem)) {
rc = PTR_ERR(cq->umem);
goto fail;
@ -3512,7 +3512,7 @@ struct ib_mr *bnxt_re_reg_user_mr(struct ib_pd *ib_pd, u64 start, u64 length,
/* The fixed portion of the rkey is the same as the lkey */
mr->ib_mr.rkey = mr->qplib_mr.rkey;
umem = ib_umem_get(udata, start, length, mr_access_flags, 0);
umem = ib_umem_get(udata, start, length, mr_access_flags);
if (IS_ERR(umem)) {
dev_err(rdev_to_dev(rdev), "Failed to get umem");
rc = -EFAULT;

2
drivers/infiniband/hw/cxgb4/mem.c
View File

@ -543,7 +543,7 @@ struct ib_mr *c4iw_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
mhp->rhp = rhp;
mhp->umem = ib_umem_get(udata, start, length, acc, 0);
mhp->umem = ib_umem_get(udata, start, length, acc);
if (IS_ERR(mhp->umem))
goto err_free_skb;

2
drivers/infiniband/hw/efa/efa_verbs.c
View File

@ -1371,7 +1371,7 @@ struct ib_mr *efa_reg_mr(struct ib_pd *ibpd, u64 start, u64 length,
goto err_out;
}
mr->umem = ib_umem_get(udata, start, length, access_flags, 0);
mr->umem = ib_umem_get(udata, start, length, access_flags);
if (IS_ERR(mr->umem)) {
err = PTR_ERR(mr->umem);
ibdev_dbg(&dev->ibdev,

2
drivers/infiniband/hw/hns/hns_roce_cq.c
View File

@ -219,7 +219,7 @@ static int hns_roce_ib_get_cq_umem(struct hns_roce_dev *hr_dev,
u32 npages;
*umem = ib_umem_get(udata, buf_addr, cqe * hr_dev->caps.cq_entry_sz,
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(*umem))
return PTR_ERR(*umem);

2
drivers/infiniband/hw/hns/hns_roce_db.c
View File

@ -31,7 +31,7 @@ int hns_roce_db_map_user(struct hns_roce_ucontext *context,
refcount_set(&page->refcount, 1);
page->user_virt = page_addr;
page->umem = ib_umem_get(udata, page_addr, PAGE_SIZE, 0, 0);
page->umem = ib_umem_get(udata, page_addr, PAGE_SIZE, 0);
if (IS_ERR(page->umem)) {
ret = PTR_ERR(page->umem);
kfree(page);

4
drivers/infiniband/hw/hns/hns_roce_mr.c
View File

@ -1145,7 +1145,7 @@ struct ib_mr *hns_roce_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (!mr)
return ERR_PTR(-ENOMEM);
mr->umem = ib_umem_get(udata, start, length, access_flags, 0);
mr->umem = ib_umem_get(udata, start, length, access_flags);
if (IS_ERR(mr->umem)) {
ret = PTR_ERR(mr->umem);
goto err_free;
@ -1230,7 +1230,7 @@ static int rereg_mr_trans(struct ib_mr *ibmr, int flags,
}
ib_umem_release(mr->umem);
mr->umem = ib_umem_get(udata, start, length, mr_access_flags, 0);
mr->umem = ib_umem_get(udata, start, length, mr_access_flags);
if (IS_ERR(mr->umem)) {
ret = PTR_ERR(mr->umem);
mr->umem = NULL;

2
drivers/infiniband/hw/hns/hns_roce_qp.c
View File

@ -745,7 +745,7 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
}
hr_qp->umem = ib_umem_get(udata, ucmd.buf_addr,
hr_qp->buff_size, 0, 0);
hr_qp->buff_size, 0);
if (IS_ERR(hr_qp->umem)) {
dev_err(dev, "ib_umem_get error for create qp\n");
ret = PTR_ERR(hr_qp->umem);

4
drivers/infiniband/hw/hns/hns_roce_srq.c
View File

@ -186,7 +186,7 @@ static int create_user_srq(struct hns_roce_srq *srq, struct ib_udata *udata,
if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd)))
return -EFAULT;
srq->umem = ib_umem_get(udata, ucmd.buf_addr, srq_buf_size, 0, 0);
srq->umem = ib_umem_get(udata, ucmd.buf_addr, srq_buf_size, 0);
if (IS_ERR(srq->umem))
return PTR_ERR(srq->umem);
@ -206,7 +206,7 @@ static int create_user_srq(struct hns_roce_srq *srq, struct ib_udata *udata,
/* config index queue BA */
srq->idx_que.umem = ib_umem_get(udata, ucmd.que_addr,
srq->idx_que.buf_size, 0, 0);
srq->idx_que.buf_size, 0);
if (IS_ERR(srq->idx_que.umem)) {
dev_err(hr_dev->dev, "ib_umem_get error for index queue\n");
ret = PTR_ERR(srq->idx_que.umem);

2
drivers/infiniband/hw/i40iw/i40iw_verbs.c
View File

@ -1763,7 +1763,7 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
if (length > I40IW_MAX_MR_SIZE)
return ERR_PTR(-EINVAL);
region = ib_umem_get(udata, start, length, acc, 0);
region = ib_umem_get(udata, start, length, acc);
if (IS_ERR(region))
return (struct ib_mr *)region;

2
drivers/infiniband/hw/mlx4/cq.c
View File

@ -145,7 +145,7 @@ static int mlx4_ib_get_cq_umem(struct mlx4_ib_dev *dev, struct ib_udata *udata,
int n;
*umem = ib_umem_get(udata, buf_addr, cqe * cqe_size,
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(*umem))
return PTR_ERR(*umem);

2
drivers/infiniband/hw/mlx4/doorbell.c
View File

@ -64,7 +64,7 @@ int mlx4_ib_db_map_user(struct ib_udata *udata, unsigned long virt,
page->user_virt = (virt & PAGE_MASK);
page->refcnt = 0;
page->umem = ib_umem_get(udata, virt & PAGE_MASK, PAGE_SIZE, 0, 0);
page->umem = ib_umem_get(udata, virt & PAGE_MASK, PAGE_SIZE, 0);
if (IS_ERR(page->umem)) {
err = PTR_ERR(page->umem);
kfree(page);

2
drivers/infiniband/hw/mlx4/mr.c
View File

@ -398,7 +398,7 @@ static struct ib_umem *mlx4_get_umem_mr(struct ib_udata *udata, u64 start,
up_read(&current->mm->mmap_sem);
}
return ib_umem_get(udata, start, length, access_flags, 0);
return ib_umem_get(udata, start, length, access_flags);
}
struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,

5
drivers/infiniband/hw/mlx4/qp.c
View File

@ -916,7 +916,7 @@ static int create_rq(struct ib_pd *pd, struct ib_qp_init_attr *init_attr,
qp->buf_size = (qp->rq.wqe_cnt << qp->rq.wqe_shift) +
(qp->sq.wqe_cnt << qp->sq.wqe_shift);
qp->umem = ib_umem_get(udata, wq.buf_addr, qp->buf_size, 0, 0);
qp->umem = ib_umem_get(udata, wq.buf_addr, qp->buf_size, 0);
if (IS_ERR(qp->umem)) {
err = PTR_ERR(qp->umem);
goto err;
@ -1110,8 +1110,7 @@ static int create_qp_common(struct ib_pd *pd, struct ib_qp_init_attr *init_attr,
if (err)
goto err;
qp->umem =
ib_umem_get(udata, ucmd.buf_addr, qp->buf_size, 0, 0);
qp->umem = ib_umem_get(udata, ucmd.buf_addr, qp->buf_size, 0);
if (IS_ERR(qp->umem)) {
err = PTR_ERR(qp->umem);
goto err;

2
drivers/infiniband/hw/mlx4/srq.c
View File

@ -110,7 +110,7 @@ int mlx4_ib_create_srq(struct ib_srq *ib_srq,
if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd)))
return -EFAULT;
srq->umem = ib_umem_get(udata, ucmd.buf_addr, buf_size, 0, 0);
srq->umem = ib_umem_get(udata, ucmd.buf_addr, buf_size, 0);
if (IS_ERR(srq->umem))
return PTR_ERR(srq->umem);

4
drivers/infiniband/hw/mlx5/cq.c
View File

@ -709,7 +709,7 @@ static int create_cq_user(struct mlx5_ib_dev *dev, struct ib_udata *udata,
cq->buf.umem =
ib_umem_get(udata, ucmd.buf_addr, entries * ucmd.cqe_size,
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(cq->buf.umem)) {
err = PTR_ERR(cq->buf.umem);
return err;
@ -1110,7 +1110,7 @@ static int resize_user(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq,
umem = ib_umem_get(udata, ucmd.buf_addr,
(size_t)ucmd.cqe_size * entries,
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(umem)) {
err = PTR_ERR(umem);
return err;

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

@ -2134,7 +2134,7 @@ static int devx_umem_get(struct mlx5_ib_dev *dev, struct ib_ucontext *ucontext,
if (err)
return err;
obj->umem = ib_umem_get(&attrs->driver_udata, addr, size, access, 0);
obj->umem = ib_umem_get(&attrs->driver_udata, addr, size, access);
if (IS_ERR(obj->umem))
return PTR_ERR(obj->umem);

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

@ -64,7 +64,7 @@ int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context,
page->user_virt = (virt & PAGE_MASK);
page->refcnt = 0;
page->umem = ib_umem_get(udata, virt & PAGE_MASK, PAGE_SIZE, 0, 0);
page->umem = ib_umem_get(udata, virt & PAGE_MASK, PAGE_SIZE, 0);
if (IS_ERR(page->umem)) {
err = PTR_ERR(page->umem);
kfree(page);

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

@ -764,7 +764,7 @@ static int mr_umem_get(struct mlx5_ib_dev *dev, struct ib_udata *udata,
if (order)
*order = ilog2(roundup_pow_of_two(*ncont));
} else {
u = ib_umem_get(udata, start, length, access_flags, 0);
u = ib_umem_get(udata, start, length, access_flags);
if (IS_ERR(u)) {
mlx5_ib_dbg(dev, "umem get failed (%ld)\n", PTR_ERR(u));
return PTR_ERR(u);

4
drivers/infiniband/hw/mlx5/qp.c
View File

@ -749,7 +749,7 @@ static int mlx5_ib_umem_get(struct mlx5_ib_dev *dev, struct ib_udata *udata,
{
int err;
*umem = ib_umem_get(udata, addr, size, 0, 0);
*umem = ib_umem_get(udata, addr, size, 0);
if (IS_ERR(*umem)) {
mlx5_ib_dbg(dev, "umem_get failed\n");
return PTR_ERR(*umem);
@ -806,7 +806,7 @@ static int create_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd,
if (!ucmd->buf_addr)
return -EINVAL;
rwq->umem = ib_umem_get(udata, ucmd->buf_addr, rwq->buf_size, 0, 0);
rwq->umem = ib_umem_get(udata, ucmd->buf_addr, rwq->buf_size, 0);
if (IS_ERR(rwq->umem)) {
mlx5_ib_dbg(dev, "umem_get failed\n");
err = PTR_ERR(rwq->umem);

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

@ -80,7 +80,7 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
srq->wq_sig = !!(ucmd.flags & MLX5_SRQ_FLAG_SIGNATURE);
srq->umem = ib_umem_get(udata, ucmd.buf_addr, buf_size, 0, 0);
srq->umem = ib_umem_get(udata, ucmd.buf_addr, buf_size, 0);
if (IS_ERR(srq->umem)) {
mlx5_ib_dbg(dev, "failed umem get, size %d\n", buf_size);
err = PTR_ERR(srq->umem);

4
drivers/infiniband/hw/mthca/mthca_provider.c
View File

@ -880,9 +880,7 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (!mr)
return ERR_PTR(-ENOMEM);
mr->umem = ib_umem_get(udata, start, length, acc,
ucmd.mr_attrs & MTHCA_MR_DMASYNC);
mr->umem = ib_umem_get(udata, start, length, acc);
if (IS_ERR(mr->umem)) {
err = PTR_ERR(mr->umem);
goto err;

2
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
View File

@ -869,7 +869,7 @@ struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len,
mr = kzalloc(sizeof(*mr), GFP_KERNEL);
if (!mr)
return ERR_PTR(status);
mr->umem = ib_umem_get(udata, start, len, acc, 0);
mr->umem = ib_umem_get(udata, start, len, acc);
if (IS_ERR(mr->umem)) {
status = -EFAULT;
goto umem_err;

29
drivers/infiniband/hw/qedr/verbs.c
View File

@ -762,7 +762,7 @@ static inline int qedr_init_user_queue(struct ib_udata *udata,
struct qedr_dev *dev,
struct qedr_userq *q, u64 buf_addr,
size_t buf_len, bool requires_db_rec,
int access, int dmasync,
int access,
int alloc_and_init)
{
u32 fw_pages;
@ -770,7 +770,7 @@ static inline int qedr_init_user_queue(struct ib_udata *udata,
q->buf_addr = buf_addr;
q->buf_len = buf_len;
q->umem = ib_umem_get(udata, q->buf_addr, q->buf_len, access, dmasync);
q->umem = ib_umem_get(udata, q->buf_addr, q->buf_len, access);
if (IS_ERR(q->umem)) {
DP_ERR(dev, "create user queue: failed ib_umem_get, got %ld\n",
PTR_ERR(q->umem));
@ -927,9 +927,8 @@ int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
cq->cq_type = QEDR_CQ_TYPE_USER;
rc = qedr_init_user_queue(udata, dev, &cq->q, ureq.addr,
ureq.len, true,
IB_ACCESS_LOCAL_WRITE,
1, 1);
ureq.len, true, IB_ACCESS_LOCAL_WRITE,
1);
if (rc)
goto err0;
@ -1401,19 +1400,19 @@ static void qedr_free_srq_kernel_params(struct qedr_srq *srq)
static int qedr_init_srq_user_params(struct ib_udata *udata,
struct qedr_srq *srq,
struct qedr_create_srq_ureq *ureq,
int access, int dmasync)
int access)
{
struct scatterlist *sg;
int rc;
rc = qedr_init_user_queue(udata, srq->dev, &srq->usrq, ureq->srq_addr,
ureq->srq_len, false, access, dmasync, 1);
ureq->srq_len, false, access, 1);
if (rc)
return rc;
srq->prod_umem =
ib_umem_get(udata, ureq->prod_pair_addr,
sizeof(struct rdma_srq_producers), access, dmasync);
sizeof(struct rdma_srq_producers), access);
if (IS_ERR(srq->prod_umem)) {
qedr_free_pbl(srq->dev, &srq->usrq.pbl_info, srq->usrq.pbl_tbl);
ib_umem_release(srq->usrq.umem);
@ -1510,7 +1509,7 @@ int qedr_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init_attr,
goto err0;
}
rc = qedr_init_srq_user_params(udata, srq, &ureq, 0, 0);
rc = qedr_init_srq_user_params(udata, srq, &ureq, 0);
if (rc)
goto err0;
@ -1751,18 +1750,16 @@ static int qedr_create_user_qp(struct qedr_dev *dev,
return rc;
}
/* SQ - read access only (0), dma sync not required (0) */
/* SQ - read access only (0) */
rc = qedr_init_user_queue(udata, dev, &qp->usq, ureq.sq_addr,
ureq.sq_len, true, 0, 0,
alloc_and_init);
ureq.sq_len, true, 0, alloc_and_init);
if (rc)
return rc;
if (!qp->srq) {
/* RQ - read access only (0), dma sync not required (0) */
/* RQ - read access only (0) */
rc = qedr_init_user_queue(udata, dev, &qp->urq, ureq.rq_addr,
ureq.rq_len, true,
0, 0, alloc_and_init);
ureq.rq_len, true, 0, alloc_and_init);
if (rc)
return rc;
}
@ -2837,7 +2834,7 @@ struct ib_mr *qedr_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len,
mr->type = QEDR_MR_USER;
mr->umem = ib_umem_get(udata, start, len, acc, 0);
mr->umem = ib_umem_get(udata, start, len, acc);
if (IS_ERR(mr->umem)) {
rc = -EFAULT;
goto err0;

2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
View File

@ -136,7 +136,7 @@ int pvrdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
}
cq->umem = ib_umem_get(udata, ucmd.buf_addr, ucmd.buf_size,
IB_ACCESS_LOCAL_WRITE, 1);
IB_ACCESS_LOCAL_WRITE);
if (IS_ERR(cq->umem)) {
ret = PTR_ERR(cq->umem);
goto err_cq;

2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_mr.c
View File

@ -126,7 +126,7 @@ struct ib_mr *pvrdma_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
return ERR_PTR(-EINVAL);
}
umem = ib_umem_get(udata, start, length, access_flags, 0);
umem = ib_umem_get(udata, start, length, access_flags);
if (IS_ERR(umem)) {
dev_warn(&dev->pdev->dev,
"could not get umem for mem region\n");

4
drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
View File

@ -277,7 +277,7 @@ 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(udata, ucmd.rbuf_addr,
ucmd.rbuf_size, 0, 0);
ucmd.rbuf_size, 0);
if (IS_ERR(qp->rumem)) {
ret = PTR_ERR(qp->rumem);
goto err_qp;
@ -289,7 +289,7 @@ struct ib_qp *pvrdma_create_qp(struct ib_pd *pd,
}
qp->sumem = ib_umem_get(udata, ucmd.sbuf_addr,
ucmd.sbuf_size, 0, 0);
ucmd.sbuf_size, 0);
if (IS_ERR(qp->sumem)) {
if (!is_srq)
ib_umem_release(qp->rumem);

2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c
View File

@ -146,7 +146,7 @@ int pvrdma_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init_attr,
goto err_srq;
}
srq->umem = ib_umem_get(udata, ucmd.buf_addr, ucmd.buf_size, 0, 0);
srq->umem = ib_umem_get(udata, ucmd.buf_addr, ucmd.buf_size, 0);
if (IS_ERR(srq->umem)) {
ret = PTR_ERR(srq->umem);
goto err_srq;

2
drivers/infiniband/sw/rdmavt/mr.c
View File

@ -390,7 +390,7 @@ struct ib_mr *rvt_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (length == 0)
return ERR_PTR(-EINVAL);
umem = ib_umem_get(udata, start, length, mr_access_flags, 0);
umem = ib_umem_get(udata, start, length, mr_access_flags);
if (IS_ERR(umem))
return (void *)umem;

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

@ -169,7 +169,7 @@ int rxe_mem_init_user(struct rxe_pd *pd, u64 start,
void *vaddr;
int err;
umem = ib_umem_get(udata, start, length, access, 0);
umem = ib_umem_get(udata, start, length, access);
if (IS_ERR(umem)) {
pr_warn("err %d from rxe_umem_get\n",
(int)PTR_ERR(umem));

4
include/rdma/ib_umem.h
View File

@ -70,7 +70,7 @@ static inline size_t ib_umem_num_pages(struct ib_umem *umem)
#ifdef CONFIG_INFINIBAND_USER_MEM
struct ib_umem *ib_umem_get(struct ib_udata *udata, unsigned long addr,
size_t size, int access, int dmasync);
size_t size, int access);
void ib_umem_release(struct ib_umem *umem);
int ib_umem_page_count(struct ib_umem *umem);
int ib_umem_copy_from(void *dst, struct ib_umem *umem, size_t offset,
@ -85,7 +85,7 @@ unsigned long ib_umem_find_best_pgsz(struct ib_umem *umem,
static inline struct ib_umem *ib_umem_get(struct ib_udata *udata,
unsigned long addr, size_t size,
int access, int dmasync)
int access)
{
return ERR_PTR(-EINVAL);
}