diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 516c8cf9c0fd..80c3af217d96 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -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); |