| Message ID | 1665178723-52902-2-git-send-email-jdamato@fastly.com (mailing list archive) |
|---|---|
| State | Awaiting Upstream |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | Add an i40e_napi_poll tracepoint | expand |
> -----Original Message----- > From: Intel-wired-lan <intel-wired-lan-bounces@osuosl.org> On Behalf Of > Joe Damato > Sent: Saturday, October 8, 2022 3:09 AM > To: intel-wired-lan@lists.osuosl.org > Cc: netdev@vger.kernel.org; Joe Damato <jdamato@fastly.com>; > kuba@kernel.org; davem@davemloft.net > Subject: [Intel-wired-lan] [next-queue v4 1/4] i40e: Store the irq number in > i40e_q_vector > > Make it easy to figure out the IRQ number for a particular i40e_q_vector by > storing the assigned IRQ in the structure itself. > > Signed-off-by: Joe Damato <jdamato@fastly.com> > Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com> > Acked-by: Sridhar Samudrala <sridhar.samudrala@intel.com> > --- > drivers/net/ethernet/intel/i40e/i40e.h | 1 + > drivers/net/ethernet/intel/i40e/i40e_main.c | 1 + > 2 files changed, 2 insertions(+) > Tested-by: Gurucharan <gurucharanx.g@intel.com> (A Contingent worker at Intel)
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 9926c4e..8e1f395 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -992,6 +992,7 @@ struct i40e_q_vector { struct rcu_head rcu; /* to avoid race with update stats on free */ char name[I40E_INT_NAME_STR_LEN]; bool arm_wb_state; + int irq_num; /* IRQ assigned to this q_vector */ } ____cacheline_internodealigned_in_smp; /* lan device */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 6b7535a..6efe130 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -4123,6 +4123,7 @@ static int i40e_vsi_request_irq_msix(struct i40e_vsi *vsi, char *basename) } /* register for affinity change notifications */ + q_vector->irq_num = irq_num; q_vector->affinity_notify.notify = i40e_irq_affinity_notify; q_vector->affinity_notify.release = i40e_irq_affinity_release; irq_set_affinity_notifier(irq_num, &q_vector->affinity_notify);