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Date: Tue, 23 Jun 2020 13:06:56 +0000 From: Ciara Loftus <ciara.loftus@...el.com> To: intel-wired-lan@...ts.osuosl.org Cc: netdev@...r.kernel.org, magnus.karlsson@...el.com, Ciara Loftus <ciara.loftus@...el.com> Subject: [PATCH net-next v2 2/3] 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 <ciara.loftus@...el.com> --- .../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
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