Lines Matching refs:affinity

154  * irq_can_set_affinity - Check if the affinity of a given irq can be set
164  * irq_can_set_affinity_usr - Check if affinity of a irq can be set from user space
179  * irq_set_thread_affinity - Notify irq threads to adjust affinity
180  * @desc:	irq descriptor which has affinity changed
182  * Just set IRQTF_AFFINITY and delegate the affinity setting to the
211 	pr_warn_once("irq_chip %s did not update eff. affinity mask of irq %u\n",
234 	 * it check whether the requested affinity mask intersects with
237 	 * the affinity setter from routing the interrupt to an isolated
246 	 * If all housekeeping CPUs in the affinity mask are offline, the
248 	 * housekeeping CPU which belongs to the affinity mask comes
268 	 * unless we are being asked to force the affinity (in which
282 		cpumask_copy(desc->irq_common_data.affinity, mask);
332 	 * Handle irq chips which can handle affinity only in activated
335 	 * If the interrupt is not yet activated, just store the affinity
344 	cpumask_copy(desc->irq_common_data.affinity, mask);
384  * irq_update_affinity_desc - Update affinity management for an interrupt
386  * @affinity:	Pointer to the affinity descriptor
388  * This interface can be used to configure the affinity management of
398 int irq_update_affinity_desc(unsigned int irq, struct irq_affinity_desc *affinity)
426 		if (affinity->is_managed) {
431 		cpumask_copy(desc->irq_common_data.affinity, &affinity->mask);
454  * irq_set_affinity - Set the irq affinity of a given irq
455  * @irq:	Interrupt to set affinity
467  * irq_force_affinity - Force the irq affinity of a given irq
468  * @irq:	Interrupt to set affinity
511 			cpumask_copy(cpumask, desc->irq_common_data.affinity);
522  * irq_set_affinity_notifier - control notification of IRQ affinity changes
569  * Generic version of the affinity autoselector.
585 	 * Preserve the managed affinity setting and a userspace affinity
590 		if (cpumask_intersects(desc->irq_common_data.affinity,
592 			set = desc->irq_common_data.affinity;
611 /* Wrapper for ALPHA specific affinity selector magic */
621  * irq_set_vcpu_affinity - Set vcpu affinity for the interrupt
622  * @irq:	interrupt number to set affinity
626  * This function uses the vCPU specific data to set the vCPU affinity for
999  * Check whether we need to change the affinity of the interrupt thread.
1404 	 * The affinity can not be established yet, but it will be once the
1414 	 * Ensure the thread adjusts the affinity once it reaches the
1425 		if (cpumask_intersects(old->affinity, new->affinity) ||
2396 		if (cpumask_intersects(desc->percpu_enabled, action->affinity)) {
2398 			     cpumask_first_and(desc->percpu_enabled, action->affinity));
2473 	if (!act->affinity)
2474 		act->affinity = cpu_online_mask;
2486 					  const char *devname, const cpumask_t *affinity,
2491 	if (!affinity)
2492 		affinity = cpu_possible_mask;
2502 	action->affinity = affinity;
2505 	 * We allow some form of sharing for non-overlapping affinity
2509 	if (!cpumask_equal(affinity, cpu_possible_mask))
2521  * @affinity:	A cpumask describing the target CPUs for this interrupt
2534 			 const cpumask_t *affinity, void __percpu *dev_id)
2551 	action = create_percpu_irqaction(handler, flags, devname, affinity, dev_id);
2577  * @affinity:	A cpumask describing the target CPUs for this interrupt
2595 		       const struct cpumask *affinity, void __percpu *dev_id)
2614 	    (!affinity || cpumask_equal(affinity, cpu_possible_mask)))
2618 					 name, affinity, dev_id);