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_srq.c | |
| parent | [IB] Fix leak on MAD initialization failure (diff) | |
| download | linux-dev-efaae8f71f3088cc73c9e5ceabbd314aa82ac768.tar.xz linux-dev-efaae8f71f3088cc73c9e5ceabbd314aa82ac768.zip | |
[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_srq.c')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_srq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c index e464321a7aa7..64f70aa1b3c0 100644 --- a/drivers/infiniband/hw/mthca/mthca_srq.c +++ b/drivers/infiniband/hw/mthca/mthca_srq.c @@ -186,7 +186,8 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, int err; /* Sanity check SRQ size before proceeding */ - if (attr->max_wr > 16 << 20 || attr->max_sge > 64) + if (attr->max_wr > dev->limits.max_srq_wqes || + attr->max_sge > dev->limits.max_sg) return -EINVAL; srq->max = attr->max_wr; |