diff options
| author | Kurt Kanzenbach <kurt@linutronix.de> | 2025-03-19 11:26:39 +0100 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2025-04-29 15:13:43 -0700 |
| commit | 6fc54c408dc9103bf98470b3877b741c44642baa (patch) | |
| tree | 143023035cf2124217842973c02b0678c0fae533 | |
| parent | ff61a4a5dfc27535227c0b2ead05a1a1afce76ec (diff) | |
igb: Link IRQs to NAPI instances
Link IRQs to NAPI instances via netdev-genl API. This allows users to query
that information via netlink:
|$ ./tools/net/ynl/pyynl/cli.py --spec Documentation/netlink/specs/netdev.yaml \
| --dump napi-get --json='{"ifindex": 2}'
|[{'defer-hard-irqs': 0,
| 'gro-flush-timeout': 0,
| 'id': 8204,
| 'ifindex': 2,
| 'irq': 127,
| 'irq-suspend-timeout': 0},
| {'defer-hard-irqs': 0,
| 'gro-flush-timeout': 0,
| 'id': 8203,
| 'ifindex': 2,
| 'irq': 126,
| 'irq-suspend-timeout': 0},
| {'defer-hard-irqs': 0,
| 'gro-flush-timeout': 0,
| 'id': 8202,
| 'ifindex': 2,
| 'irq': 125,
| 'irq-suspend-timeout': 0},
| {'defer-hard-irqs': 0,
| 'gro-flush-timeout': 0,
| 'id': 8201,
| 'ifindex': 2,
| 'irq': 124,
| 'irq-suspend-timeout': 0}]
|$ cat /proc/interrupts | grep enp2s0
|123: 0 1 IR-PCI-MSIX-0000:02:00.0 0-edge enp2s0
|124: 0 7 IR-PCI-MSIX-0000:02:00.0 1-edge enp2s0-TxRx-0
|125: 0 0 IR-PCI-MSIX-0000:02:00.0 2-edge enp2s0-TxRx-1
|126: 0 5 IR-PCI-MSIX-0000:02:00.0 3-edge enp2s0-TxRx-2
|127: 0 0 IR-PCI-MSIX-0000:02:00.0 4-edge enp2s0-TxRx-3
Reviewed-by: Joe Damato <jdamato@fastly.com>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index c646c71915f0..401af6dce2a8 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -947,6 +947,9 @@ static int igb_request_msix(struct igb_adapter *adapter) q_vector); if (err) goto err_free; + + netif_napi_set_irq(&q_vector->napi, + adapter->msix_entries[vector].vector); } igb_configure_msix(adapter); |