IB/hfi1: Complete check for locally terminated smp

For lid routed packets 'hop_cnt' is zero, therefore current
test is incomplete. Fix it by using local mad check for
both lid routed and direct routed MADs.

Reviewed-by: Mike Mariciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Alex Estrin <alex.estrin@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c
index e9962c65c68f938326a8daaa89868678f329d130..983b5794a6606efbb71273b2de286893d76a80c7 100644 (file)
--- a/drivers/infiniband/hw/hfi1/mad.c
+++ b/drivers/infiniband/hw/hfi1/mad.c
@@ -1238,7 +1238,7 @@ static int port_states_transition_allowed(struct hfi1_pportdata *ppd,
 }
 
 static int set_port_states(struct hfi1_pportdata *ppd, struct opa_smp *smp,
-                          u32 logical_state, u32 phys_state)
+                          u32 logical_state, u32 phys_state, int local_mad)
 {
        struct hfi1_devdata *dd = ppd->dd;
        u32 link_state;
@@ -1314,7 +1314,7 @@ static int set_port_states(struct hfi1_pportdata *ppd, struct opa_smp *smp,
                 * Don't send a reply if the response would be sent
                 * through the disabled port.
                 */
-               if (link_state == HLS_DN_DISABLE && smp->hop_cnt)
+               if (link_state == HLS_DN_DISABLE && !local_mad)
                        return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED;
                break;
        case IB_PORT_ARMED:
@@ -1350,7 +1350,7 @@ static int set_port_states(struct hfi1_pportdata *ppd, struct opa_smp *smp,
  */
 static int __subn_set_opa_portinfo(struct opa_smp *smp, u32 am, u8 *data,
                                   struct ib_device *ibdev, u8 port,
-                                  u32 *resp_len, u32 max_len)
+                                  u32 *resp_len, u32 max_len, int local_mad)
 {
        struct opa_port_info *pi = (struct opa_port_info *)data;
        struct ib_event event;
@@ -1634,7 +1634,7 @@ static int __subn_set_opa_portinfo(struct opa_smp *smp, u32 am, u8 *data,
         */
 
        if (!invalid) {
-               ret = set_port_states(ppd, smp, ls_new, ps_new);
+               ret = set_port_states(ppd, smp, ls_new, ps_new, local_mad);
                if (ret)
                        return ret;
        }
@@ -2085,7 +2085,7 @@ static int __subn_get_opa_psi(struct opa_smp *smp, u32 am, u8 *data,
 
 static int __subn_set_opa_psi(struct opa_smp *smp, u32 am, u8 *data,
                              struct ib_device *ibdev, u8 port,
-                             u32 *resp_len, u32 max_len)
+                             u32 *resp_len, u32 max_len, int local_mad)
 {
        u32 nports = OPA_AM_NPORT(am);
        u32 start_of_sm_config = OPA_AM_START_SM_CFG(am);
@@ -2122,7 +2122,7 @@ static int __subn_set_opa_psi(struct opa_smp *smp, u32 am, u8 *data,
        }
 
        if (!invalid) {
-               ret = set_port_states(ppd, smp, ls_new, ps_new);
+               ret = set_port_states(ppd, smp, ls_new, ps_new, local_mad);
                if (ret)
                        return ret;
        }
@@ -4190,7 +4190,7 @@ static int subn_get_opa_sma(__be16 attr_id, struct opa_smp *smp, u32 am,
 
 static int subn_set_opa_sma(__be16 attr_id, struct opa_smp *smp, u32 am,
                            u8 *data, struct ib_device *ibdev, u8 port,
-                           u32 *resp_len, u32 max_len)
+                           u32 *resp_len, u32 max_len, int local_mad)
 {
        int ret;
        struct hfi1_ibport *ibp = to_iport(ibdev, port);
@@ -4198,7 +4198,7 @@ static int subn_set_opa_sma(__be16 attr_id, struct opa_smp *smp, u32 am,
        switch (attr_id) {
        case IB_SMP_ATTR_PORT_INFO:
                ret = __subn_set_opa_portinfo(smp, am, data, ibdev, port,
-                                             resp_len, max_len);
+                                             resp_len, max_len, local_mad);
                break;
        case IB_SMP_ATTR_PKEY_TABLE:
                ret = __subn_set_opa_pkeytable(smp, am, data, ibdev, port,
@@ -4222,7 +4222,7 @@ static int subn_set_opa_sma(__be16 attr_id, struct opa_smp *smp, u32 am,
                break;
        case OPA_ATTRIB_ID_PORT_STATE_INFO:
                ret = __subn_set_opa_psi(smp, am, data, ibdev, port,
-                                        resp_len, max_len);
+                                        resp_len, max_len, local_mad);
                break;
        case OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE:
                ret = __subn_set_opa_bct(smp, am, data, ibdev, port,
@@ -4314,7 +4314,7 @@ static int subn_get_opa_aggregate(struct opa_smp *smp,
 
 static int subn_set_opa_aggregate(struct opa_smp *smp,
                                  struct ib_device *ibdev, u8 port,
-                                 u32 *resp_len)
+                                 u32 *resp_len, int local_mad)
 {
        int i;
        u32 num_attr = be32_to_cpu(smp->attr_mod) & 0x000000ff;
@@ -4344,7 +4344,9 @@ static int subn_set_opa_aggregate(struct opa_smp *smp,
                }
 
                (void)subn_set_opa_sma(agg->attr_id, smp, am, agg->data,
-                                      ibdev, port, NULL, (u32)agg_data_len);
+                                      ibdev, port, NULL, (u32)agg_data_len,
+                                      local_mad);
+
                if (smp->status & IB_SMP_INVALID_FIELD)
                        break;
                if (smp->status & ~IB_SMP_DIRECTION) {
@@ -4519,7 +4521,7 @@ static int hfi1_pkey_validation_pma(struct hfi1_ibport *ibp,
 static int process_subn_opa(struct ib_device *ibdev, int mad_flags,
                            u8 port, const struct opa_mad *in_mad,
                            struct opa_mad *out_mad,
-                           u32 *resp_len)
+                           u32 *resp_len, int local_mad)
 {
        struct opa_smp *smp = (struct opa_smp *)out_mad;
        struct hfi1_ibport *ibp = to_iport(ibdev, port);
@@ -4588,11 +4590,11 @@ static int process_subn_opa(struct ib_device *ibdev, int mad_flags,
                default:
                        ret = subn_set_opa_sma(attr_id, smp, am, data,
                                               ibdev, port, resp_len,
-                                              data_size);
+                                              data_size, local_mad);
                        break;
                case OPA_ATTRIB_ID_AGGREGATE:
                        ret = subn_set_opa_aggregate(smp, ibdev, port,
-                                                    resp_len);
+                                                    resp_len, local_mad);
                        break;
                }
                break;
@@ -4832,6 +4834,7 @@ static int hfi1_process_opa_mad(struct ib_device *ibdev, int mad_flags,
 {
        int ret;
        int pkey_idx;
+       int local_mad = 0;
        u32 resp_len = 0;
        struct hfi1_ibport *ibp = to_iport(ibdev, port);
 
@@ -4846,13 +4849,14 @@ static int hfi1_process_opa_mad(struct ib_device *ibdev, int mad_flags,
        switch (in_mad->mad_hdr.mgmt_class) {
        case IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE:
        case IB_MGMT_CLASS_SUBN_LID_ROUTED:
-               if (is_local_mad(ibp, in_mad, in_wc)) {
+               local_mad = is_local_mad(ibp, in_mad, in_wc);
+               if (local_mad) {
                        ret = opa_local_smp_check(ibp, in_wc);
                        if (ret)
                                return IB_MAD_RESULT_FAILURE;
                }
                ret = process_subn_opa(ibdev, mad_flags, port, in_mad,
-                                      out_mad, &resp_len);
+                                      out_mad, &resp_len, local_mad);
                goto bail;
        case IB_MGMT_CLASS_PERF_MGMT:
                ret = hfi1_pkey_validation_pma(ibp, in_mad, in_wc);