From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ciara Loftus Date: Tue, 23 Jun 2020 13:06:56 +0000 Subject: [Intel-wired-lan] [PATCH net-next v2 2/3] i40e: add xdp ring statistics to dump vsi debug output In-Reply-To: <20200623130657.5668-1-ciara.loftus@intel.com> References: <20200623130657.5668-1-ciara.loftus@intel.com> Message-ID: <20200623130657.5668-2-ciara.loftus@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: Prior to this, only the rx and tx ring statistics were dumped. The xdp ring statistics are now dumped as well. Signed-off-by: Ciara Loftus --- .../net/ethernet/intel/i40e/i40e_debugfs.c | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 99ea543dd245..1c8285fce33f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -319,6 +319,47 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) i, tx_ring->itr_setting, ITR_IS_DYNAMIC(tx_ring->itr_setting) ? "dynamic" : "fixed"); } + if (i40e_enabled_xdp_vsi(vsi)) { + for (i = 0; i < vsi->num_queue_pairs; i++) { + struct i40e_ring *xdp_ring = READ_ONCE(vsi->xdp_rings[i]); + + if (!xdp_ring) + continue; + + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n", + i, *xdp_ring->state, + xdp_ring->queue_index, + xdp_ring->reg_idx); + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", + i, + xdp_ring->next_to_use, + xdp_ring->next_to_clean, + xdp_ring->ring_active); + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n", + i, xdp_ring->stats.packets, + xdp_ring->stats.bytes, + xdp_ring->tx_stats.restart_queue); + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n", + i, + xdp_ring->tx_stats.tx_busy, + xdp_ring->tx_stats.tx_done_old); + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: size = %i\n", + i, xdp_ring->size); + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: DCB tc = %d\n", + i, xdp_ring->dcb_tc); + dev_info(&pf->pdev->dev, + " xdp_rings[%i]: itr_setting = %d (%s)\n", + i, xdp_ring->itr_setting, + ITR_IS_DYNAMIC(xdp_ring->itr_setting) ? + "dynamic" : "fixed"); + } + } rcu_read_unlock(); dev_info(&pf->pdev->dev, " work_limit = %d\n", -- 2.17.1