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Revert "i40e: Use irq_update_affinity_hint()"

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This reverts commit 18c4c35782 which is
commit d34c54d1739c2cdf2e4437b74e6da269147f4987 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I7c0e3af8cbc1963c3cb1949683dc0dddcb408dab
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman 2025-10-06 11:30:38 +00:00
commit 2592ee608d
1 changed files with 4 additions and 4 deletions
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8
drivers/net/ethernet/intel/i40e/i40e_main.c
View file

@ -3882,10 +3882,10 @@ static int i40e_vsi_request_irq_msix(struct i40e_vsi *vsi, char *basename)
*
* get_cpu_mask returns a static constant mask with
* a permanent lifetime so it's ok to pass to
* irq_update_affinity_hint without making a copy.
* irq_set_affinity_hint without making a copy.
*/
cpu = cpumask_local_spread(q_vector->v_idx, -1);
irq_update_affinity_hint(irq_num, get_cpu_mask(cpu));
irq_set_affinity_hint(irq_num, get_cpu_mask(cpu));
}
vsi->irqs_ready = true;
@ -3896,7 +3896,7 @@ free_queue_irqs:
vector--;
irq_num = pf->msix_entries[base + vector].vector;
irq_set_affinity_notifier(irq_num, NULL);
irq_update_affinity_hint(irq_num, NULL);
irq_set_affinity_hint(irq_num, NULL);
free_irq(irq_num, &vsi->q_vectors[vector]);
}
return err;
@ -4714,7 +4714,7 @@ static void i40e_vsi_free_irq(struct i40e_vsi *vsi)
/* clear the affinity notifier in the IRQ descriptor */
irq_set_affinity_notifier(irq_num, NULL);
/* remove our suggested affinity mask for this IRQ */
irq_update_affinity_hint(irq_num, NULL);
irq_set_affinity_hint(irq_num, NULL);
synchronize_irq(irq_num);
free_irq(irq_num, vsi->q_vectors[i]);