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i40e: not compute affinity_mask for IRQ

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After commit 759dc4a7e6 ("i40e: initialize our affinity_mask
based on cpu_possible_mask"), NAPI IRQ affinity_mask is bind to
all possible CPUs, not a fixed CPU

Signed-off-by: Li RongQing <lirongqing@baidu.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Li RongQing 2020-07-01 16:54:53 +08:00 committed by Tony Nguyen
parent e059c6f340
commit f49be6dcd7
1 changed files with 3 additions and 9 deletions
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12
drivers/net/ethernet/intel/i40e/i40e_main.c
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@ -11186,11 +11186,10 @@ static int i40e_init_msix(struct i40e_pf *pf)
* i40e_vsi_alloc_q_vector - Allocate memory for a single interrupt vector
* @vsi: the VSI being configured
* @v_idx: index of the vector in the vsi struct
* @cpu: cpu to be used on affinity_mask
*
* We allocate one q_vector. If allocation fails we return -ENOMEM.
**/
static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx, int cpu)
static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx)
{
struct i40e_q_vector *q_vector;
@ -11223,7 +11222,7 @@ static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx, int cpu)
static int i40e_vsi_alloc_q_vectors(struct i40e_vsi *vsi)
{
struct i40e_pf *pf = vsi->back;
int err, v_idx, num_q_vectors, current_cpu;
int err, v_idx, num_q_vectors;
/* if not MSIX, give the one vector only to the LAN VSI */
if (pf->flags & I40E_FLAG_MSIX_ENABLED)
@ -11233,15 +11232,10 @@ static int i40e_vsi_alloc_q_vectors(struct i40e_vsi *vsi)
else
return -EINVAL;
current_cpu = cpumask_first(cpu_online_mask);
for (v_idx = 0; v_idx < num_q_vectors; v_idx++) {
err = i40e_vsi_alloc_q_vector(vsi, v_idx, current_cpu);
err = i40e_vsi_alloc_q_vector(vsi, v_idx);
if (err)
goto err_out;
current_cpu = cpumask_next(current_cpu, cpu_online_mask);
if (unlikely(current_cpu >= nr_cpu_ids))
current_cpu = cpumask_first(cpu_online_mask);
}
return 0;