Ignore this. I'm reissuing with a corrected subject line!
Mike > -----Original Message----- > From: [email protected] [mailto:linux-rdma- > [email protected]] On Behalf Of Mike Marciniszyn > Sent: Wednesday, May 02, 2012 2:49 PM > To: [email protected] > Cc: [email protected] > Subject: [PATCH] If a MAD is sent directly to the local HCA rather than placed > on a QP and the MAD fails mkey checks, > > From: Jim Foraker <[email protected]> > > there is no means to generate a timeout for the client, which may hang. > Instead we report IB_MAD_RESULT_FAILURE, which operates the same for > on-the-wire packets, but will generate a send failure back to the client. > > Reviewed-by: Mike Marciniszyn <[email protected]> > Signed-off-by: Jim Foraker <[email protected]> > --- > drivers/infiniband/hw/qib/qib_mad.c | 4 +++- > 1 files changed, 3 insertions(+), 1 deletions(-) > > diff --git a/drivers/infiniband/hw/qib/qib_mad.c > b/drivers/infiniband/hw/qib/qib_mad.c > index ed611e8..4339021 100644 > --- a/drivers/infiniband/hw/qib/qib_mad.c > +++ b/drivers/infiniband/hw/qib/qib_mad.c > @@ -433,7 +433,7 @@ static int check_mkey(struct qib_ibport *ibp, struct > ib_smp *smp, int mad_flags) > ibp->mkey_lease_period * HZ; > /* Generate a trap notice. */ > qib_bad_mkey(ibp, smp); > - ret = IB_MAD_RESULT_SUCCESS | > IB_MAD_RESULT_CONSUMED; > + ret = 1; > } > } > > @@ -464,6 +464,7 @@ static int subn_get_portinfo(struct ib_smp *smp, > struct ib_device *ibdev, > ibp = to_iport(ibdev, port_num); > ret = check_mkey(ibp, smp, 0); > if (ret) > + ret = IB_MAD_RESULT_FAILURE; > goto bail; > } > } > @@ -1848,6 +1849,7 @@ static int process_subn(struct ib_device *ibdev, int > mad_flags, > port_num && port_num <= ibdev->phys_port_cnt && > port != port_num) > (void) check_mkey(to_iport(ibdev, port_num), smp, > 0); > + ret = IB_MAD_RESULT_FAILURE; > goto bail; > } > > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the > body of a message to [email protected] More majordomo info at > http://vger.kernel.org/majordomo-info.html > N�����r��y����b�X��ǧv�^�){.n�+����{��ٚ�{ay� ʇڙ�,j��f���h���z� �w��� ���j:+v���w�j�m��������zZ+�����ݢj"��!�i
