irq_set_affinity_notifier
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## Name

irq_set_affinity_notifier — control notification of IRQ affinity changes

## Synopsis

`int irq_set_affinity_notifier (` | unsigned int irq,
| struct irq_affinity_notify * notify`)`;

## Arguments

`irq`

  Interrupt for which to enable/disable notification

`notify`

  Context for notification, or `NULL` to disable notification. Function pointers must be initialised; the other fields will be initialised by this function.

## Description

Must be called in process context. Notification may only be enabled after the IRQ is allocated and must be disabled before the IRQ is freed using `free_irq`.

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