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i40e: add XDP ring statistics to VSI stats 

Prior to this, only Rx and Tx ring statistics were accounted for.

Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Ciara Loftus 2020-06-23 13:06:55 +00:00 committed by Tony Nguyen
parent 1fd972ebe5
commit e2968260e1
1 changed files with 19 additions and 0 deletions
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19
drivers/net/ethernet/intel/i40e/i40e_main.c
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@ -811,6 +811,25 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
rx_p += packets;
rx_buf += p->rx_stats.alloc_buff_failed;
rx_page += p->rx_stats.alloc_page_failed;
if (i40e_enabled_xdp_vsi(vsi)) {
/* locate XDP ring */
p = READ_ONCE(vsi->xdp_rings[q]);
if (!p)
continue;
do {
start = u64_stats_fetch_begin_irq(&p->syncp);
packets = p->stats.packets;
bytes = p->stats.bytes;
} while (u64_stats_fetch_retry_irq(&p->syncp, start));
tx_b += bytes;
tx_p += packets;
tx_restart += p->tx_stats.restart_queue;
tx_busy += p->tx_stats.tx_busy;
tx_linearize += p->tx_stats.tx_linearize;
tx_force_wb += p->tx_stats.tx_force_wb;
}
}
rcu_read_unlock();
vsi->tx_restart = tx_restart;