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authorJoe Damato <jdamato@fastly.com>2022-03-24 12:46:58 -0700
committerTony Nguyen <anthony.l.nguyen@intel.com>2022-04-12 11:07:05 -0700
commitf728fa01666952fc077801f2a12a088a49d3b543 (patch)
tree6eff54741b3a4a5275188fcb0667495f01efffcd /drivers/net/ethernet/intel/i40e/i40e_main.c
parentice: Add mpls+tso support (diff)
downloadlinux-dev-f728fa01666952fc077801f2a12a088a49d3b543.tar.xz
linux-dev-f728fa01666952fc077801f2a12a088a49d3b543.zip
i40e: Add tx_stopped stat
Track TX queue stop events and export the new stat with ethtool. Signed-off-by: Joe Damato <jdamato@fastly.com> Tested-by: Gurucharan <gurucharanx.g@intel.com> (A Contingent worker at Intel) Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_main.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index b7f11fd8297b..fea40efbd1ca 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -785,6 +785,7 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
unsigned int start;
u64 tx_linearize;
u64 tx_force_wb;
+ u64 tx_stopped;
u64 rx_p, rx_b;
u64 tx_p, tx_b;
u16 q;
@@ -804,6 +805,7 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
rx_b = rx_p = 0;
tx_b = tx_p = 0;
tx_restart = tx_busy = tx_linearize = tx_force_wb = 0;
+ tx_stopped = 0;
rx_page = 0;
rx_buf = 0;
rx_reuse = 0;
@@ -828,6 +830,7 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
tx_busy += p->tx_stats.tx_busy;
tx_linearize += p->tx_stats.tx_linearize;
tx_force_wb += p->tx_stats.tx_force_wb;
+ tx_stopped += p->tx_stats.tx_stopped;
/* locate Rx ring */
p = READ_ONCE(vsi->rx_rings[q]);
@@ -872,6 +875,7 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
vsi->tx_busy = tx_busy;
vsi->tx_linearize = tx_linearize;
vsi->tx_force_wb = tx_force_wb;
+ vsi->tx_stopped = tx_stopped;
vsi->rx_page_failed = rx_page;
vsi->rx_buf_failed = rx_buf;
vsi->rx_page_reuse = rx_reuse;