From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mtagate6.de.ibm.com (mtagate6.de.ibm.com [195.212.29.155]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mtagate6.de.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id C12A4DDF09 for ; Wed, 1 Oct 2008 22:20:42 +1000 (EST) Received: from d12nrmr1607.megacenter.de.ibm.com (d12nrmr1607.megacenter.de.ibm.com [9.149.167.49]) by mtagate6.de.ibm.com (8.13.8/8.13.8) with ESMTP id m91CJkja638174 for ; Wed, 1 Oct 2008 12:19:46 GMT Received: from d12av02.megacenter.de.ibm.com (d12av02.megacenter.de.ibm.com [9.149.165.228]) by d12nrmr1607.megacenter.de.ibm.com (8.13.8/8.13.8/NCO v9.1) with ESMTP id m91CJkUq2629782 for ; Wed, 1 Oct 2008 14:19:46 +0200 Received: from d12av02.megacenter.de.ibm.com (loopback [127.0.0.1]) by d12av02.megacenter.de.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m91CJhgv021619 for ; Wed, 1 Oct 2008 14:19:43 +0200 From: Hoang-Nam Nguyen To: Roland Dreier , linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, general@lists.openfabrics.org Subject: [PATCH 1/1] IB/ehca: Disallow creating UC QP with SRQ Date: Wed, 1 Oct 2008 13:06:31 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Message-Id: <200810011306.31544.hnguyen@linux.vnet.ibm.com> Cc: micfaath@de.ibm.com, raisch@de.ibm.com, stefan.roscher@de.ibm.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , IB/ehca: Disallow creating QP for UC with SRQ This patch prevents a UC QP to be created with SRQ, since current firmware does not support this feature. Signed-off-by: Michael Faath --- drivers/infiniband/hw/ehca/ehca_qp.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c index b6bcee0..46897cd 100644 --- a/drivers/infiniband/hw/ehca/ehca_qp.c +++ b/drivers/infiniband/hw/ehca/ehca_qp.c @@ -460,6 +460,12 @@ static struct ehca_qp *internal_create_qp( struct ehca_qp *my_srq = container_of(init_attr->srq, struct ehca_qp, ib_srq); + if (qp_type == IB_QPT_UC) { + ehca_err(pd->device, "UC with SRQ not supported"); + atomic_dec(&shca->num_qps); + return ERR_PTR(-EINVAL); + } + has_srq = 1; parms.ext_type = EQPT_SRQBASE; parms.srq_qpn = my_srq->real_qp_num; -- 1.5.5