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IB/hfi1: Consider LMC in 16B/bypass ingress packet check 

Ingress packet check for 16B/bypass packets should consider the port
LMC. Not doing this will result in packets sent to the LMC LIDs getting
dropped. The check is implemented in HW for 9B packets.

Reviewed-by: Mike Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Ashutosh Dixit 2018-11-28 10:19:47 -08:00 committed by Jason Gunthorpe
parent dbc2970cae
commit ff8b67fccd
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/hfi1/driver.c
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@ -1426,7 +1426,7 @@ static int hfi1_bypass_ingress_pkt_check(struct hfi1_packet *packet)
if ((!(hfi1_is_16B_mcast(packet->dlid))) &&
(packet->dlid !=
opa_get_lid(be32_to_cpu(OPA_LID_PERMISSIVE), 16B))) {
if (packet->dlid != ppd->lid)
if ((packet->dlid & ~((1 << ppd->lmc) - 1)) != ppd->lid)
return -EINVAL;
}