diff options
| author | Dotan Barak <dotanb@mellanox.co.il> | 2006-03-20 18:08:26 (GMT) |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2006-03-20 18:08:26 (GMT) |
| commit | e10e271bfd295bf805dc294460868e1deb938211 (patch) | |
| tree | d2821657636e831e602f86baeabc3523a8e41285 /drivers/infiniband/hw | |
| parent | dc05980dd736bfbe5b2524b463e5f098e67a64e9 (diff) | |
| download | linux-e10e271bfd295bf805dc294460868e1deb938211.tar.xz | |
IB/mthca: Correct reported SRQ size in MemFree case.
MemFree devices need to reserve one shared receive queue (SRQ) work
request for internal use, so the capacity returned from the create_srq
and query_srq methods should be srq->max - 1.
Signed-off-by: Dotan Barak <dotanb@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_srq.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c index 209d2ba..96fcc64c 100644 --- a/drivers/infiniband/hw/mthca/mthca_srq.c +++ b/drivers/infiniband/hw/mthca/mthca_srq.c @@ -271,7 +271,7 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, srq->first_free = 0; srq->last_free = srq->max - 1; - attr->max_wr = srq->max; + attr->max_wr = (mthca_is_memfree(dev)) ? srq->max - 1 : srq->max; attr->max_sge = srq->max_gs; return 0; @@ -386,7 +386,7 @@ int mthca_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr) } else srq_attr->srq_limit = 0; - srq_attr->max_wr = srq->max; + srq_attr->max_wr = (mthca_is_memfree(dev)) ? srq->max - 1 : srq->max; srq_attr->max_sge = srq->max_gs; out: |