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| author | Joe Damato <jdamato@fastly.com> | 2022-10-07 14:38:41 -0700 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2022-11-02 09:24:25 -0700 |
| commit | 8c1a595cc63ed55efcfec207ce0e35b2ca11401e (patch) | |
| tree | 284ca5dc803daddce0e023454f167798714256d8 /drivers/net/ethernet/intel/i40e | |
| parent | 6b85a4f39ff7177b2428d4deab1151a31754e391 (diff) | |
| download | linux-stable-8c1a595cc63ed55efcfec207ce0e35b2ca11401e.tar.gz linux-stable-8c1a595cc63ed55efcfec207ce0e35b2ca11401e.tar.bz2 linux-stable-8c1a595cc63ed55efcfec207ce0e35b2ca11401e.zip | |
i40e: Record number TXes cleaned during NAPI
Update i40e_clean_tx_irq to take an out parameter (tx_cleaned) which stores
the number TXs cleaned.
No XDP related TX code is touched. Care has been taken to avoid changing
the control flow of i40e_clean_tx_irq and i40e_napi_poll.
Signed-off-by: Joe Damato <jdamato@fastly.com>
Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Acked-by: Sridhar Samudrala <sridhar.samudrala@intel.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')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index b97c95f89fa0..75a3218d94a3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -923,11 +923,13 @@ void i40e_detect_recover_hung(struct i40e_vsi *vsi) * @vsi: the VSI we care about * @tx_ring: Tx ring to clean * @napi_budget: Used to determine if we are in netpoll + * @tx_cleaned: Out parameter set to the number of TXes cleaned * * Returns true if there's any budget left (e.g. the clean is finished) **/ static bool i40e_clean_tx_irq(struct i40e_vsi *vsi, - struct i40e_ring *tx_ring, int napi_budget) + struct i40e_ring *tx_ring, int napi_budget, + unsigned int *tx_cleaned) { int i = tx_ring->next_to_clean; struct i40e_tx_buffer *tx_buf; @@ -1048,6 +1050,7 @@ static bool i40e_clean_tx_irq(struct i40e_vsi *vsi, } } + *tx_cleaned = total_packets; return !!budget; } @@ -2689,6 +2692,8 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) container_of(napi, struct i40e_q_vector, napi); struct i40e_vsi *vsi = q_vector->vsi; struct i40e_ring *ring; + bool tx_clean_complete = true; + unsigned int tx_cleaned = 0; bool clean_complete = true; bool arm_wb = false; int budget_per_ring; @@ -2705,10 +2710,10 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) i40e_for_each_ring(ring, q_vector->tx) { bool wd = ring->xsk_pool ? i40e_clean_xdp_tx_irq(vsi, ring) : - i40e_clean_tx_irq(vsi, ring, budget); + i40e_clean_tx_irq(vsi, ring, budget, &tx_cleaned); if (!wd) { - clean_complete = false; + clean_complete = tx_clean_complete = false; continue; } arm_wb |= ring->arm_wb; |