Commit a6753c4d authored by Parav Pandit's avatar Parav Pandit Committed by Jason Gunthorpe

IB/core: Limit DMAC resolution to RoCE Connected QPs

Resolving DMAC for RoCE is applicable to only Connected mode QPs.
So resolve DMAC for only for Connected mode QPs.
Signed-off-by: default avatarParav Pandit <parav@mellanox.com>
Reviewed-by: default avatarDaniel Jurgens <danielj@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent f2290d6d
......@@ -1349,6 +1349,14 @@ static int _ib_modify_qp(struct ib_qp *qp, struct ib_qp_attr *attr,
return ret;
}
static bool is_qp_type_connected(const struct ib_qp *qp)
{
return (qp->qp_type == IB_QPT_UC ||
qp->qp_type == IB_QPT_RC ||
qp->qp_type == IB_QPT_XRC_INI ||
qp->qp_type == IB_QPT_XRC_TGT);
}
/**
* ib_modify_qp_with_udata - Modifies the attributes for the specified QP.
* @ib_qp: The QP to modify.
......@@ -1367,7 +1375,8 @@ int ib_modify_qp_with_udata(struct ib_qp *ib_qp, struct ib_qp_attr *attr,
int ret;
if (attr_mask & IB_QP_AV &&
attr->ah_attr.type == RDMA_AH_ATTR_TYPE_ROCE) {
attr->ah_attr.type == RDMA_AH_ATTR_TYPE_ROCE &&
is_qp_type_connected(qp)) {
ret = ib_resolve_eth_dmac(qp->device, &attr->ah_attr);
if (ret)
return ret;
......
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