diff options
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_provider.c')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 6a1e2e79ddc3..dd572d76866c 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -825,7 +825,8 @@ static struct ib_mr *mthca_get_dma_mr(struct ib_pd *pd, int acc) } static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, - u64 virt, int acc, struct ib_udata *udata) + u64 virt, int acc, struct ib_dmah *dmah, + struct ib_udata *udata) { struct mthca_dev *dev = to_mdev(pd->device); struct ib_block_iter biter; @@ -838,6 +839,9 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, int err = 0; int write_mtt_size; + if (dmah) + return ERR_PTR(-EOPNOTSUPP); + if (udata->inlen < sizeof ucmd) { if (!context->reg_mr_warned) { mthca_warn(dev, "Process '%s' did not pass in MR attrs.\n", |