drivers/irqchip/irq-gic-v3-its.c

158  * LPIs are injected into a guest (GICv4), the event_map.vm field
164 	struct event_lpi_map	event_map;
234 	return d->hwirq - its_dev->event_map.lpi_base;
242 	return its->collections + its_dev->event_map.col_map[event];
248 	if (WARN_ON_ONCE(event >= its_dev->event_map.nr_lpis))
251 	return &its_dev->event_map.vlpi_maps[event];
297 		cpu = its_dev->event_map.col_map[its_get_event_id(d)];
1691 	prev_cpu = its_dev->event_map.col_map[id];
1706 		its_dev->event_map.col_map[id] = cpu;
1854 	raw_spin_lock(&its_dev->event_map.vlpi_lock);
1856 	if (!its_dev->event_map.vm) {
1859 		maps = kcalloc(its_dev->event_map.nr_lpis, sizeof(*maps),
1866 		its_dev->event_map.vm = info->map->vm;
1867 		its_dev->event_map.vlpi_maps = maps;
1868 	} else if (its_dev->event_map.vm != info->map->vm) {
1874 	its_dev->event_map.vlpi_maps[event] = *info->map;
1899 		its_dev->event_map.nr_vlpis++;
1903 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);
1913 	raw_spin_lock(&its_dev->event_map.vlpi_lock);
1917 	if (!its_dev->event_map.vm || !map) {
1926 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);
1936 	raw_spin_lock(&its_dev->event_map.vlpi_lock);
1938 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d)) {
1954 	its_unmap_vm(its_dev->its, its_dev->event_map.vm);
1960 	if (!--its_dev->event_map.nr_vlpis) {
1961 		its_dev->event_map.vm = NULL;
1962 		kfree(its_dev->event_map.vlpi_maps);
1966 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);
1974 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d))
3466 	dev->event_map.lpi_map = lpi_map;
3467 	dev->event_map.col_map = col_map;
3468 	dev->event_map.lpi_base = lpi_base;
3469 	dev->event_map.nr_lpis = nr_lpis;
3470 	raw_spin_lock_init(&dev->event_map.vlpi_lock);
3491 	kfree(its_dev->event_map.col_map);
3501 	idx = bitmap_find_free_region(dev->event_map.lpi_map,
3502 				      dev->event_map.nr_lpis,
3507 	*hwirq = dev->event_map.lpi_base + idx;
3630 			 (int)(hwirq + i - its_dev->event_map.lpi_base),
3649 	its_dev->event_map.col_map[event] = cpu;
3663 	its_dec_lpi_count(d, its_dev->event_map.col_map[event]);
3676 	bitmap_release_region(its_dev->event_map.lpi_map,
3694 	    bitmap_empty(its_dev->event_map.lpi_map,
3695 			 its_dev->event_map.nr_lpis)) {
3696 		its_lpi_free(its_dev->event_map.lpi_map,
3697 			     its_dev->event_map.lpi_base,
3698 			     its_dev->event_map.nr_lpis);
3796 	vpe_proxy.dev->event_map.col_map[vpe->vpe_proxy_event] = vpe->col_idx;
3825 	vpe_proxy.dev->event_map.col_map[vpe->vpe_proxy_event] = to;