diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/ef10.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef10.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 186cb28c03bd..ee734b69150f 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -1932,7 +1932,10 @@ static int efx_ef10_try_update_nic_stats_vf(struct efx_nic *efx) efx_update_sw_stats(efx, stats); out: + /* releasing a DMA coherent buffer with BH disabled can panic */ + spin_unlock_bh(&efx->stats_lock); efx_nic_free_buffer(efx, &stats_buf); + spin_lock_bh(&efx->stats_lock); return rc; } @@ -2535,23 +2538,33 @@ static int efx_ef10_filter_table_probe(struct efx_nic *efx) if (rc) return rc; + down_write(&efx->filter_sem); rc = efx_mcdi_filter_table_probe(efx, nic_data->workaround_26807); if (rc) - return rc; + goto out_unlock; list_for_each_entry(vlan, &nic_data->vlan_list, list) { rc = efx_mcdi_filter_add_vlan(efx, vlan->vid); if (rc) goto fail_add_vlan; } - return 0; + goto out_unlock; fail_add_vlan: efx_mcdi_filter_table_remove(efx); +out_unlock: + up_write(&efx->filter_sem); return rc; } +static void efx_ef10_filter_table_remove(struct efx_nic *efx) +{ + down_write(&efx->filter_sem); + efx_mcdi_filter_table_remove(efx); + up_write(&efx->filter_sem); +} + /* This creates an entry in the RX descriptor queue */ static inline void efx_ef10_build_rx_desc(struct efx_rx_queue *rx_queue, unsigned int index) @@ -3208,9 +3221,7 @@ static int efx_ef10_vport_set_mac_address(struct efx_nic *efx) efx_device_detach_sync(efx); efx_net_stop(efx->net_dev); - down_write(&efx->filter_sem); - efx_mcdi_filter_table_remove(efx); - up_write(&efx->filter_sem); + efx_ef10_filter_table_remove(efx); rc = efx_ef10_vadaptor_free(efx, efx->vport_id); if (rc) @@ -3240,9 +3251,7 @@ restore_vadaptor: if (rc2) goto reset_nic; restore_filters: - down_write(&efx->filter_sem); rc2 = efx_ef10_filter_table_probe(efx); - up_write(&efx->filter_sem); if (rc2) goto reset_nic; @@ -3272,8 +3281,7 @@ static int efx_ef10_set_mac_address(struct efx_nic *efx) efx_net_stop(efx->net_dev); mutex_lock(&efx->mac_lock); - down_write(&efx->filter_sem); - efx_mcdi_filter_table_remove(efx); + efx_ef10_filter_table_remove(efx); ether_addr_copy(MCDI_PTR(inbuf, VADAPTOR_SET_MAC_IN_MACADDR), efx->net_dev->dev_addr); @@ -3283,7 +3291,6 @@ static int efx_ef10_set_mac_address(struct efx_nic *efx) sizeof(inbuf), NULL, 0, NULL); efx_ef10_filter_table_probe(efx); - up_write(&efx->filter_sem); mutex_unlock(&efx->mac_lock); if (was_enabled) @@ -3874,7 +3881,7 @@ static int efx_ef10_udp_tnl_set_port(struct net_device *dev, unsigned int table, unsigned int entry, struct udp_tunnel_info *ti) { - struct efx_nic *efx = netdev_priv(dev); + struct efx_nic *efx = efx_netdev_priv(dev); struct efx_ef10_nic_data *nic_data; int efx_tunnel_type, rc; @@ -3934,7 +3941,7 @@ static int efx_ef10_udp_tnl_unset_port(struct net_device *dev, unsigned int table, unsigned int entry, struct udp_tunnel_info *ti) { - struct efx_nic *efx = netdev_priv(dev); + struct efx_nic *efx = efx_netdev_priv(dev); struct efx_ef10_nic_data *nic_data; int rc; @@ -4089,7 +4096,7 @@ const struct efx_nic_type efx_hunt_a0_vf_nic_type = { .ev_test_generate = efx_ef10_ev_test_generate, .filter_table_probe = efx_ef10_filter_table_probe, .filter_table_restore = efx_mcdi_filter_table_restore, - .filter_table_remove = efx_mcdi_filter_table_remove, + .filter_table_remove = efx_ef10_filter_table_remove, .filter_update_rx_scatter = efx_mcdi_update_rx_scatter, .filter_insert = efx_mcdi_filter_insert, .filter_remove_safe = efx_mcdi_filter_remove_safe, |