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path: root/drivers/infiniband/hw/mthca/mthca_srq.c
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Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_srq.c')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_srq.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index fab417c5cf43..0f316c87bf64 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -358,7 +358,7 @@ void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq)
}
int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
- enum ib_srq_attr_mask attr_mask)
+ enum ib_srq_attr_mask attr_mask, struct ib_udata *udata)
{
struct mthca_dev *dev = to_mdev(ibsrq->device);
struct mthca_srq *srq = to_msrq(ibsrq);
@@ -370,7 +370,8 @@ int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
return -EINVAL;
if (attr_mask & IB_SRQ_LIMIT) {
- if (attr->srq_limit > srq->max)
+ u32 max_wr = mthca_is_memfree(dev) ? srq->max - 1 : srq->max;
+ if (attr->srq_limit > max_wr)
return -EINVAL;
mutex_lock(&srq->mutex);
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