diff options
| author | Joe Damato <jdamato@fastly.com> | 2021-12-17 22:35:18 +0300 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2022-02-08 19:21:52 +0300 |
| commit | cb963b989755ed49f002b7b7c8c7a9c744e21bb0 (patch) | |
| tree | cbe8a1d8b09ee7c09fcf066cc8a1f4dfdee918f3 /drivers/net/ethernet/intel/i40e/i40e_txrx.h | |
| parent | 453f8305483851c20a41b66719d5acdc945541ca (diff) | |
| download | linux-cb963b989755ed49f002b7b7c8c7a9c744e21bb0.tar.xz | |
i40e: Add a stat for tracking pages waived
In some cases, pages can not be reused because they are not associated with
the correct NUMA zone. Knowing how often pages are waived helps users to
understand the interaction between the driver's memory usage and their
system.
Pass rx_stats through to i40e_can_reuse_rx_page to allow tracking when
pages are waived.
The page waive count is accessible via ethtool.
Signed-off-by: Joe Damato <jdamato@fastly.com>
Tested-by: Dave Switzer <david.switzer@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_txrx.h')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h index 13188dcf4e8e..b1955d3f4718 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -299,6 +299,7 @@ struct i40e_rx_queue_stats { u64 alloc_buff_failed; u64 page_reuse_count; u64 page_alloc_count; + u64 page_waive_count; }; enum i40e_ring_state_t { |