diff options
| author | Jack Morgenstein <jackm@mellanox.co.il> | 2005-10-10 13:48:07 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2005-10-17 15:20:29 -0700 |
| commit | efaae8f71f3088cc73c9e5ceabbd314aa82ac768 (patch) | |
| tree | b19084ae0a9dc6837cb2837cbd21386c9f1b2e0e /drivers/infiniband/hw/mthca/mthca_qp.c | |
| parent | 4ab6fb7e5b3d34b65a1c3473d80d9d1a462d3a49 (diff) | |
[IB] mthca: Better limit checking and reporting
Check the sizes of CQs, QPs and SRQs when creating objects, and fail
instead of creating too-big queues. Also return real limits instead
of just plausible-sounding values from mthca_query_device().
Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_qp.c')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_qp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index 5fa00669f9b..2ee0a2b0fd4 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -1112,8 +1112,10 @@ static int mthca_set_qp_size(struct mthca_dev *dev, struct ib_qp_cap *cap, struct mthca_qp *qp) { /* Sanity check QP size before proceeding */ - if (cap->max_send_wr > 65536 || cap->max_recv_wr > 65536 || - cap->max_send_sge > 64 || cap->max_recv_sge > 64) + if (cap->max_send_wr > dev->limits.max_wqes || + cap->max_recv_wr > dev->limits.max_wqes || + cap->max_send_sge > dev->limits.max_sg || + cap->max_recv_sge > dev->limits.max_sg) return -EINVAL; if (mthca_is_memfree(dev)) { |