diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 29 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_rep.h | 1 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 52 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tx.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 22 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch.h | 1 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 17 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lag.c | 21 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/qp.c | 5 |
13 files changed, 117 insertions, 49 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c index 046948ead152..f3c7ab6faea5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c @@ -256,6 +256,7 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, e->m_neigh.family = n->ops->family; memcpy(&e->m_neigh.dst_ip, n->primary_key, n->tbl->key_len); e->out_dev = out_dev; + e->route_dev = route_dev; /* It's important to add the neigh to the hash table before checking * the neigh validity state. So if we'll get a notification, in case the @@ -369,6 +370,7 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, e->m_neigh.family = n->ops->family; memcpy(&e->m_neigh.dst_ip, n->primary_key, n->tbl->key_len); e->out_dev = out_dev; + e->route_dev = route_dev; /* It's importent to add the neigh to the hash table before checking * the neigh validity state. So if we'll get a notification, in case the @@ -612,16 +614,18 @@ int mlx5e_tc_tun_parse(struct net_device *filter_dev, struct mlx5_flow_spec *spec, struct tc_cls_flower_offload *f, void *headers_c, - void *headers_v) + void *headers_v, u8 *match_level) { int tunnel_type; int err = 0; tunnel_type = mlx5e_tc_tun_get_type(filter_dev); if (tunnel_type == MLX5E_TC_TUNNEL_TYPE_VXLAN) { + *match_level = MLX5_MATCH_L4; err = mlx5e_tc_tun_parse_vxlan(priv, spec, f, headers_c, headers_v); } else if (tunnel_type == MLX5E_TC_TUNNEL_TYPE_GRETAP) { + *match_level = MLX5_MATCH_L3; err = mlx5e_tc_tun_parse_gretap(priv, spec, f, headers_c, headers_v); } else { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h index 706ce7bf15e7..b63f15de899d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h @@ -39,6 +39,6 @@ int mlx5e_tc_tun_parse(struct net_device *filter_dev, struct mlx5_flow_spec *spec, struct tc_cls_flower_offload *f, void *headers_c, - void *headers_v); + void *headers_v, u8 *match_level); #endif //__MLX5_EN_TC_TUNNEL_H__ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 8cfd2ec7c0a2..01819e5c9975 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -950,7 +950,7 @@ static int mlx5e_open_rq(struct mlx5e_channel *c, if (params->rx_dim_enabled) __set_bit(MLX5E_RQ_STATE_AM, &c->rq.state); - if (params->pflags & MLX5E_PFLAG_RX_NO_CSUM_COMPLETE) + if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_NO_CSUM_COMPLETE)) __set_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &c->rq.state); return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 04736212a21c..ef9e472daffb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -596,6 +596,10 @@ static void mlx5e_rep_update_flows(struct mlx5e_priv *priv, if (neigh_connected && !(e->flags & MLX5_ENCAP_ENTRY_VALID)) { ether_addr_copy(e->h_dest, ha); ether_addr_copy(eth->h_dest, ha); + /* Update the encap source mac, in case that we delete + * the flows when encap source mac changed. + */ + ether_addr_copy(eth->h_source, e->route_dev->dev_addr); mlx5e_tc_encap_flows_add(priv, e); } @@ -1126,9 +1130,17 @@ static int mlx5e_rep_get_phys_port_name(struct net_device *dev, struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5e_rep_priv *rpriv = priv->ppriv; struct mlx5_eswitch_rep *rep = rpriv->rep; - int ret; + int ret, pf_num; + + ret = mlx5_lag_get_pf_num(priv->mdev, &pf_num); + if (ret) + return ret; + + if (rep->vport == FDB_UPLINK_VPORT) + ret = snprintf(buf, len, "p%d", pf_num); + else + ret = snprintf(buf, len, "pf%dvf%d", pf_num, rep->vport - 1); - ret = snprintf(buf, len, "%d", rep->vport - 1); if (ret >= len) return -EOPNOTSUPP; @@ -1285,6 +1297,18 @@ static int mlx5e_uplink_rep_set_mac(struct net_device *netdev, void *addr) return 0; } +static int mlx5e_uplink_rep_set_vf_vlan(struct net_device *dev, int vf, u16 vlan, u8 qos, + __be16 vlan_proto) +{ + netdev_warn_once(dev, "legacy vf vlan setting isn't supported in switchdev mode\n"); + + if (vlan != 0) + return -EOPNOTSUPP; + + /* allow setting 0-vid for compatibility with libvirt */ + return 0; +} + static const struct switchdev_ops mlx5e_rep_switchdev_ops = { .switchdev_port_attr_get = mlx5e_attr_get, }; @@ -1319,6 +1343,7 @@ static const struct net_device_ops mlx5e_netdev_ops_uplink_rep = { .ndo_set_vf_rate = mlx5e_set_vf_rate, .ndo_get_vf_config = mlx5e_get_vf_config, .ndo_get_vf_stats = mlx5e_get_vf_stats, + .ndo_set_vf_vlan = mlx5e_uplink_rep_set_vf_vlan, }; bool mlx5e_eswitch_rep(struct net_device *netdev) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h index edd722824697..36eafc877e6b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h @@ -148,6 +148,7 @@ struct mlx5e_encap_entry { unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ struct net_device *out_dev; + struct net_device *route_dev; int tunnel_type; int tunnel_hlen; int reformat_type; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index cae6c6d48984..b5c1b039375a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -128,6 +128,7 @@ struct mlx5e_tc_flow_parse_attr { struct net_device *filter_dev; struct mlx5_flow_spec spec; int num_mod_hdr_actions; + int max_mod_hdr_actions; void *mod_hdr_actions; int mirred_ifindex[MLX5_MAX_FLOW_FWD_VPORTS]; }; @@ -1302,7 +1303,7 @@ static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, static int parse_tunnel_attr(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec, struct tc_cls_flower_offload *f, - struct net_device *filter_dev) + struct net_device *filter_dev, u8 *match_level) { struct netlink_ext_ack *extack = f->common.extack; void *headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, @@ -1317,7 +1318,7 @@ static int parse_tunnel_attr(struct mlx5e_priv *priv, int err = 0; err = mlx5e_tc_tun_parse(filter_dev, priv, spec, f, - headers_c, headers_v); + headers_c, headers_v, match_level); if (err) { NL_SET_ERR_MSG_MOD(extack, "failed to parse tunnel attributes"); @@ -1426,7 +1427,7 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec, struct tc_cls_flower_offload *f, struct net_device *filter_dev, - u8 *match_level) + u8 *match_level, u8 *tunnel_match_level) { struct netlink_ext_ack *extack = f->common.extack; void *headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, @@ -1477,7 +1478,7 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, switch (key->addr_type) { case FLOW_DISSECTOR_KEY_IPV4_ADDRS: case FLOW_DISSECTOR_KEY_IPV6_ADDRS: - if (parse_tunnel_attr(priv, spec, f, filter_dev)) + if (parse_tunnel_attr(priv, spec, f, filter_dev, tunnel_match_level)) return -EOPNOTSUPP; break; default: @@ -1826,11 +1827,11 @@ static int parse_cls_flower(struct mlx5e_priv *priv, struct mlx5_core_dev *dev = priv->mdev; struct mlx5_eswitch *esw = dev->priv.eswitch; struct mlx5e_rep_priv *rpriv = priv->ppriv; + u8 match_level, tunnel_match_level = MLX5_MATCH_NONE; struct mlx5_eswitch_rep *rep; - u8 match_level; int err; - err = __parse_cls_flower(priv, spec, f, filter_dev, &match_level); + err = __parse_cls_flower(priv, spec, f, filter_dev, &match_level, &tunnel_match_level); if (!err && (flow->flags & MLX5E_TC_FLOW_ESWITCH)) { rep = rpriv->rep; @@ -1846,10 +1847,12 @@ static int parse_cls_flower(struct mlx5e_priv *priv, } } - if (flow->flags & MLX5E_TC_FLOW_ESWITCH) + if (flow->flags & MLX5E_TC_FLOW_ESWITCH) { flow->esw_attr->match_level = match_level; - else + flow->esw_attr->tunnel_match_level = tunnel_match_level; + } else { flow->nic_attr->match_level = match_level; + } return err; } @@ -1934,9 +1937,9 @@ static struct mlx5_fields fields[] = { OFFLOAD(UDP_DPORT, 2, udp.dest, 0), }; -/* On input attr->num_mod_hdr_actions tells how many HW actions can be parsed at - * max from the SW pedit action. On success, it says how many HW actions were - * actually parsed. +/* On input attr->max_mod_hdr_actions tells how many HW actions can be parsed at + * max from the SW pedit action. On success, attr->num_mod_hdr_actions + * says how many HW actions were actually parsed. */ static int offload_pedit_fields(struct pedit_headers *masks, struct pedit_headers *vals, @@ -1960,9 +1963,11 @@ static int offload_pedit_fields(struct pedit_headers *masks, add_vals = &vals[TCA_PEDIT_KEY_EX_CMD_ADD]; action_size = MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto); - action = parse_attr->mod_hdr_actions; - max_actions = parse_attr->num_mod_hdr_actions; - nactions = 0; + action = parse_attr->mod_hdr_actions + + parse_attr->num_mod_hdr_actions * action_size; + + max_actions = parse_attr->max_mod_hdr_actions; + nactions = parse_attr->num_mod_hdr_actions; for (i = 0; i < ARRAY_SIZE(fields); i++) { f = &fields[i]; @@ -2073,7 +2078,7 @@ static int alloc_mod_hdr_actions(struct mlx5e_priv *priv, if (!parse_attr->mod_hdr_actions) return -ENOMEM; - parse_attr->num_mod_hdr_actions = max_actions; + parse_attr->max_mod_hdr_actions = max_actions; return 0; } @@ -2119,9 +2124,11 @@ static int parse_tc_pedit_action(struct mlx5e_priv *priv, goto out_err; } - err = alloc_mod_hdr_actions(priv, a, namespace, parse_attr); - if (err) - goto out_err; + if (!parse_attr->mod_hdr_actions) { + err = alloc_mod_hdr_actions(priv, a, namespace, parse_attr); + if (err) + goto out_err; + } err = offload_pedit_fields(masks, vals, parse_attr, extack); if (err < 0) @@ -2179,6 +2186,7 @@ static bool csum_offload_supported(struct mlx5e_priv *priv, static bool modify_header_match_supported(struct mlx5_flow_spec *spec, struct tcf_exts *exts, + u32 actions, struct netlink_ext_ack *extack) { const struct tc_action *a; @@ -2188,7 +2196,11 @@ static bool modify_header_match_supported(struct mlx5_flow_spec *spec, u16 ethertype; int nkeys, i; - headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); + if (actions & MLX5_FLOW_CONTEXT_ACTION_DECAP) + headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, inner_headers); + else + headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); + ethertype = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ethertype); /* for non-IP we only re-write MACs, so we're okay */ @@ -2245,7 +2257,7 @@ static bool actions_match_supported(struct mlx5e_priv *priv, if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) return modify_header_match_supported(&parse_attr->spec, exts, - extack); + actions, extack); return true; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 598ad7e4d5c9..0e55cd1f2e98 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -387,8 +387,14 @@ netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, num_wqebbs = DIV_ROUND_UP(ds_cnt, MLX5_SEND_WQEBB_NUM_DS); contig_wqebbs_room = mlx5_wq_cyc_get_contig_wqebbs(wq, pi); if (unlikely(contig_wqebbs_room < num_wqebbs)) { +#ifdef CONFIG_MLX5_EN_IPSEC + struct mlx5_wqe_eth_seg cur_eth = wqe->eth; +#endif mlx5e_fill_sq_frag_edge(sq, wq, pi, contig_wqebbs_room); mlx5e_sq_fetch_wqe(sq, &wqe, &pi); +#ifdef CONFIG_MLX5_EN_IPSEC + wqe->eth = cur_eth; +#endif } /* fill wqe */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index a44ea7b85614..5b492b67f4e1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1134,13 +1134,6 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw, int err = 0; u8 *smac_v; - if (vport->info.spoofchk && !is_valid_ether_addr(vport->info.mac)) { - mlx5_core_warn(esw->dev, - "vport[%d] configure ingress rules failed, illegal mac with spoofchk\n", - vport->vport); - return -EPERM; - } - esw_vport_cleanup_ingress_rules(esw, vport); if (!vport->info.vlan && !vport->info.qos && !vport->info.spoofchk) { @@ -1728,7 +1721,7 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev) int vport_num; int err; - if (!MLX5_ESWITCH_MANAGER(dev)) + if (!MLX5_VPORT_MANAGER(dev)) return 0; esw_info(dev, @@ -1797,7 +1790,7 @@ abort: void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw) { - if (!esw || !MLX5_ESWITCH_MANAGER(esw->dev)) + if (!esw || !MLX5_VPORT_MANAGER(esw->dev)) return; esw_info(esw->dev, "cleanup\n"); @@ -1827,13 +1820,10 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw, mutex_lock(&esw->state_lock); evport = &esw->vports[vport]; - if (evport->info.spoofchk && !is_valid_ether_addr(mac)) { + if (evport->info.spoofchk && !is_valid_ether_addr(mac)) mlx5_core_warn(esw->dev, - "MAC invalidation is not allowed when spoofchk is on, vport(%d)\n", + "Set invalid MAC while spoofchk is on, vport(%d)\n", vport); - err = -EPERM; - goto unlock; - } err = mlx5_modify_nic_vport_mac_address(esw->dev, vport, mac); if (err) { @@ -1979,6 +1969,10 @@ int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw, evport = &esw->vports[vport]; pschk = evport->info.spoofchk; evport->info.spoofchk = spoofchk; + if (pschk && !is_valid_ether_addr(evport->info.mac)) + mlx5_core_warn(esw->dev, + "Spoofchk in set while MAC is invalid, vport(%d)\n", + evport->vport); if (evport->enabled && esw->mode == SRIOV_LEGACY) err = esw_vport_ingress_config(esw, evport); if (err) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index 9c89eea9b2c3..748ff178a1d6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -312,6 +312,7 @@ struct mlx5_esw_flow_attr { } dests[MLX5_MAX_FLOW_FWD_VPORTS]; u32 mod_hdr_id; u8 match_level; + u8 tunnel_match_level; struct mlx5_fc *counter; u32 chain; u16 prio; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 53065b6ae593..d4e6fe5b9300 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -160,14 +160,15 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, MLX5_SET_TO_ONES(fte_match_set_misc, misc, source_eswitch_owner_vhca_id); - if (attr->match_level == MLX5_MATCH_NONE) - spec->match_criteria_enable = MLX5_MATCH_MISC_PARAMETERS; - else - spec->match_criteria_enable = MLX5_MATCH_OUTER_HEADERS | - MLX5_MATCH_MISC_PARAMETERS; - - if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_DECAP) - spec->match_criteria_enable |= MLX5_MATCH_INNER_HEADERS; + spec->match_criteria_enable = MLX5_MATCH_MISC_PARAMETERS; + if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_DECAP) { + if (attr->tunnel_match_level != MLX5_MATCH_NONE) + spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; + if (attr->match_level != MLX5_MATCH_NONE) + spec->match_criteria_enable |= MLX5_MATCH_INNER_HEADERS; + } else if (attr->match_level != MLX5_MATCH_NONE) { + spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; + } if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) flow_act.modify_id = attr->mod_hdr_id; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 3a6baed722d8..2d223385dc81 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -616,6 +616,27 @@ void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev) } } +int mlx5_lag_get_pf_num(struct mlx5_core_dev *dev, int *pf_num) +{ + struct mlx5_lag *ldev; + int n; + + ldev = mlx5_lag_dev_get(dev); + if (!ldev) { + mlx5_core_warn(dev, "no lag device, can't get pf num\n"); + return -EINVAL; + } + + for (n = 0; n < MLX5_MAX_PORTS; n++) + if (ldev->pf[n].dev == dev) { + *pf_num = n; + return 0; + } + + mlx5_core_warn(dev, "wasn't able to locate pf in the lag device\n"); + return -EINVAL; +} + /* Must be called with intf_mutex held */ void mlx5_lag_remove(struct mlx5_core_dev *dev) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index c68dcea5985b..5300b0b6d836 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -187,6 +187,8 @@ static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev) MLX5_CAP_GEN(dev, lag_master); } +int mlx5_lag_get_pf_num(struct mlx5_core_dev *dev, int *pf_num); + void mlx5_reload_interface(struct mlx5_core_dev *mdev, int protocol); void mlx5_lag_update(struct mlx5_core_dev *dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c index 388f205a497f..370ca94b6775 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -44,14 +44,15 @@ static struct mlx5_core_rsc_common * mlx5_get_rsc(struct mlx5_qp_table *table, u32 rsn) { struct mlx5_core_rsc_common *common; + unsigned long flags; - spin_lock(&table->lock); + spin_lock_irqsave(&table->lock, flags); common = radix_tree_lookup(&table->tree, rsn); if (common) atomic_inc(&common->refcount); - spin_unlock(&table->lock); + spin_unlock_irqrestore(&table->lock, flags); return common; } |