[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Fri, 06 Jun 2008 22:20:33 +0200
From: Dotan Barak <dotanba@...il.com>
To: Joachim Fenkes <fenkes@...ibm.com>
CC: LinuxPPC-Dev <linuxppc-dev@...abs.org>,
LKML <linux-kernel@...r.kernel.org>,
OF-General <general@...ts.openfabrics.org>,
Roland Dreier <rolandd@...co.com>,
OF-EWG <ewg@...ts.openfabrics.org>,
Stefan Roscher <stefan.roscher@...ibm.com>
Subject: Re: [ofa-general] IB/ehca: Reject send WRs only for RESET, INIT and
RTR state
Hi.
I checked the code in the ehca driver and noticed that
post RR to a QP is being accepted in any state (including the RESET state).
thanks
Dotan
Joachim Fenkes wrote:
> Signed-off-by: Joachim Fenkes <fenkes@...ibm.com>
> ---
> drivers/infiniband/hw/ehca/ehca_reqs.c | 6 ++++--
> 1 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c
> index bbe0436..f093b00 100644
> --- a/drivers/infiniband/hw/ehca/ehca_reqs.c
> +++ b/drivers/infiniband/hw/ehca/ehca_reqs.c
> @@ -421,8 +421,10 @@ int ehca_post_send(struct ib_qp *qp,
> int ret = 0;
> unsigned long flags;
>
> - if (unlikely(my_qp->state != IB_QPS_RTS)) {
> - ehca_err(qp->device, "QP not in RTS state qpn=%x", qp->qp_num);
> + /* Reject WR if QP is in RESET, INIT or RTR state */
> + if (unlikely(my_qp->state < IB_QPS_RTS)) {
> + ehca_err(qp->device, "Invalid QP state qp_state=%d qpn=%x",
> + my_qp->state, qp->qp_num);
> return -EINVAL;
> }
>
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists