From 006520ef4750c0808e57763abb2a4ce5f4766315 Mon Sep 17 00:00:00 2001 From: Ciara Loftus Date: Tue, 23 Jun 2020 13:06:56 +0000 Subject: [PATCH] i40e: add XDP ring statistics to dump VSI debug output 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 Tested-by: Andrew Bowers Signed-off-by: Tony Nguyen --- .../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 9cb9b781451c9..41a4cf8e3d615 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", -- 2.39.5