diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_lib.c')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_lib.c | 74 |
1 files changed, 47 insertions, 27 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 7f4bc110ead4..2004120a58ac 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -3084,27 +3084,26 @@ ice_vsi_rebuild_set_coalesce(struct ice_vsi *vsi, } /** - * ice_vsi_realloc_stat_arrays - Frees unused stat structures + * ice_vsi_realloc_stat_arrays - Frees unused stat structures or alloc new ones * @vsi: VSI pointer - * @prev_txq: Number of Tx rings before ring reallocation - * @prev_rxq: Number of Rx rings before ring reallocation */ -static void -ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi, int prev_txq, int prev_rxq) +static int +ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi) { + u16 req_txq = vsi->req_txq ? vsi->req_txq : vsi->alloc_txq; + u16 req_rxq = vsi->req_rxq ? vsi->req_rxq : vsi->alloc_rxq; + struct ice_ring_stats **tx_ring_stats; + struct ice_ring_stats **rx_ring_stats; struct ice_vsi_stats *vsi_stat; struct ice_pf *pf = vsi->back; + u16 prev_txq = vsi->alloc_txq; + u16 prev_rxq = vsi->alloc_rxq; int i; - if (!prev_txq || !prev_rxq) - return; - if (vsi->type == ICE_VSI_CHNL) - return; - vsi_stat = pf->vsi_stats[vsi->idx]; - if (vsi->num_txq < prev_txq) { - for (i = vsi->num_txq; i < prev_txq; i++) { + if (req_txq < prev_txq) { + for (i = req_txq; i < prev_txq; i++) { if (vsi_stat->tx_ring_stats[i]) { kfree_rcu(vsi_stat->tx_ring_stats[i], rcu); WRITE_ONCE(vsi_stat->tx_ring_stats[i], NULL); @@ -3112,14 +3111,36 @@ ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi, int prev_txq, int prev_rxq) } } - if (vsi->num_rxq < prev_rxq) { - for (i = vsi->num_rxq; i < prev_rxq; i++) { + tx_ring_stats = vsi_stat->tx_ring_stats; + vsi_stat->tx_ring_stats = + krealloc_array(vsi_stat->tx_ring_stats, req_txq, + sizeof(*vsi_stat->tx_ring_stats), + GFP_KERNEL | __GFP_ZERO); + if (!vsi_stat->tx_ring_stats) { + vsi_stat->tx_ring_stats = tx_ring_stats; + return -ENOMEM; + } + + if (req_rxq < prev_rxq) { + for (i = req_rxq; i < prev_rxq; i++) { if (vsi_stat->rx_ring_stats[i]) { kfree_rcu(vsi_stat->rx_ring_stats[i], rcu); WRITE_ONCE(vsi_stat->rx_ring_stats[i], NULL); } } } + + rx_ring_stats = vsi_stat->rx_ring_stats; + vsi_stat->rx_ring_stats = + krealloc_array(vsi_stat->rx_ring_stats, req_rxq, + sizeof(*vsi_stat->rx_ring_stats), + GFP_KERNEL | __GFP_ZERO); + if (!vsi_stat->rx_ring_stats) { + vsi_stat->rx_ring_stats = rx_ring_stats; + return -ENOMEM; + } + + return 0; } /** @@ -3136,9 +3157,9 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags) { struct ice_vsi_cfg_params params = {}; struct ice_coalesce_stored *coalesce; - int ret, prev_txq, prev_rxq; - int prev_num_q_vectors = 0; + int prev_num_q_vectors; struct ice_pf *pf; + int ret; if (!vsi) return -EINVAL; @@ -3150,6 +3171,15 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags) if (WARN_ON(vsi->type == ICE_VSI_VF && !vsi->vf)) return -EINVAL; + ret = ice_vsi_realloc_stat_arrays(vsi); + if (ret) + goto err_vsi_cfg; + + ice_vsi_decfg(vsi); + ret = ice_vsi_cfg_def(vsi, ¶ms); + if (ret) + goto err_vsi_cfg; + coalesce = kcalloc(vsi->num_q_vectors, sizeof(struct ice_coalesce_stored), GFP_KERNEL); if (!coalesce) @@ -3157,14 +3187,6 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags) prev_num_q_vectors = ice_vsi_rebuild_get_coalesce(vsi, coalesce); - prev_txq = vsi->num_txq; - prev_rxq = vsi->num_rxq; - - ice_vsi_decfg(vsi); - ret = ice_vsi_cfg_def(vsi, ¶ms); - if (ret) - goto err_vsi_cfg; - ret = ice_vsi_cfg_tc_lan(pf, vsi); if (ret) { if (vsi_flags & ICE_VSI_FLAG_INIT) { @@ -3176,8 +3198,6 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags) return ice_schedule_reset(pf, ICE_RESET_PFR); } - ice_vsi_realloc_stat_arrays(vsi, prev_txq, prev_rxq); - ice_vsi_rebuild_set_coalesce(vsi, coalesce, prev_num_q_vectors); kfree(coalesce); @@ -3185,8 +3205,8 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags) err_vsi_cfg_tc_lan: ice_vsi_decfg(vsi); -err_vsi_cfg: kfree(coalesce); +err_vsi_cfg: return ret; } |