59 static struct resource *next_resource(struct resource *p)  in next_resource()  argument
61 	if (p->child)  in next_resource()
62 		return p->child;  in next_resource()
63 	while (!p->sibling && p->parent)  in next_resource()
64 		p = p->parent;  in next_resource()
65 	return p->sibling;  in next_resource()
68 static struct resource *next_resource_skip_children(struct resource *p)  in next_resource_skip_children()  argument
70 	while (!p->sibling && p->parent)  in next_resource_skip_children()
71 		p = p->parent;  in next_resource_skip_children()
72 	return p->sibling;  in next_resource_skip_children()
82 	struct resource *p = v;  in r_next()  local
84 	return (void *)next_resource(p);  in r_next()
94 	struct resource *p = pde_data(file_inode(m->file));  in r_start()  local
97 	for (p = p->child; p && l < *pos; p = r_next(m, p, &l))  in r_start()
99 	return p;  in r_start()
111 	struct resource *r = v, *p;  in r_show()  local
116 	for (depth = 0, p = r; depth < MAX_IORES_LEVEL; depth++, p = p->parent)  in r_show()
117 		if (p->parent == root)  in r_show()
175 	struct resource *tmp, **p;  in __request_resource()  local
183 	p = &root->child;  in __request_resource()
185 		tmp = *p;  in __request_resource()
188 			*p = new;  in __request_resource()
192 		p = &tmp->sibling;  in __request_resource()
201 	struct resource *tmp, **p, *chd;  in __release_resource()  local
203 	p = &old->parent->child;  in __release_resource()
205 		tmp = *p;  in __release_resource()
210 				*p = tmp->sibling;  in __release_resource()
217 				*p = tmp->child;  in __release_resource()
223 		p = &tmp->sibling;  in __release_resource()
230 	struct resource *tmp, *p;  in __release_child_resources()  local
233 	p = r->child;  in __release_child_resources()
235 	while (p) {  in __release_child_resources()
236 		tmp = p;  in __release_child_resources()
237 		p = p->sibling;  in __release_child_resources()
329 	struct resource *p;  in find_next_iomem_res()  local
339 	for (p = iomem_resource.child; p; p = next_resource(p)) {  in find_next_iomem_res()
341 		if (p->start > end) {  in find_next_iomem_res()
342 			p = NULL;  in find_next_iomem_res()
347 		if (p->end < start)  in find_next_iomem_res()
350 		if ((p->flags & flags) != flags)  in find_next_iomem_res()
352 		if ((desc != IORES_DESC_NONE) && (desc != p->desc))  in find_next_iomem_res()
359 	if (p) {  in find_next_iomem_res()
362 			.start = max(start, p->start),  in find_next_iomem_res()
363 			.end = min(end, p->end),  in find_next_iomem_res()
364 			.flags = p->flags,  in find_next_iomem_res()
365 			.desc = p->desc,  in find_next_iomem_res()
366 			.parent = p->parent,  in find_next_iomem_res()
371 	return p ? 0 : -ENODEV;  in find_next_iomem_res()
498 	struct resource *p, *dp;  in __region_intersects()  local
505 	for (p = parent->child; p ; p = p->sibling) {  in __region_intersects()
506 		if (!resource_overlaps(p, &res))  in __region_intersects()
508 		is_type = (p->flags & flags) == flags &&  in __region_intersects()
509 			(desc == IORES_DESC_NONE || desc == p->desc);  in __region_intersects()
527 		ostart = max(res.start, p->start);  in __region_intersects()
528 		oend = min(res.end, p->end);  in __region_intersects()
529 		for_each_resource(p, dp, false) {  in __region_intersects()
1296 	struct resource **p;  in __release_region()  local
1299 	p = &parent->child;  in __release_region()
1305 		struct resource *res = *p;  in __release_region()
1311 				p = &res->child;  in __release_region()
1316 			*p = res->sibling;  in __release_region()
1323 		p = &res->sibling;  in __release_region()
1357 	struct resource **p;  in release_mem_region_adjustable()  local
1375 	p = &parent->child;  in release_mem_region_adjustable()
1378 	while ((res = *p)) {  in release_mem_region_adjustable()
1384 			p = &res->sibling;  in release_mem_region_adjustable()
1392 			p = &res->child;  in release_mem_region_adjustable()
1399 			*p = res->sibling;  in release_mem_region_adjustable()
1686 	struct resource *p = &iomem_resource;  in iomem_map_sanity_check()  local
1692 	for (p = p->child; p ; p = r_next(NULL, p, &l)) {  in iomem_map_sanity_check()
1697 		if (p->start > end)  in iomem_map_sanity_check()
1699 		if (p->end < addr)  in iomem_map_sanity_check()
1701 		if (PFN_DOWN(p->start) <= PFN_DOWN(addr) &&  in iomem_map_sanity_check()
1702 		    PFN_DOWN(p->end) >= PFN_DOWN(end))  in iomem_map_sanity_check()
1710 		if (p->flags & IORESOURCE_BUSY)  in iomem_map_sanity_check()
1714 			&addr, &end, p->name, p);  in iomem_map_sanity_check()
1740 	struct resource *p;  in resource_is_exclusive()  local
1743 	for_each_resource(root, p, skip_children) {  in resource_is_exclusive()
1744 		if (p->start >= addr + size)  in resource_is_exclusive()
1746 		if (p->end < addr) {  in resource_is_exclusive()
1759 		if ((p->flags & exclusive_system_ram) == exclusive_system_ram) {  in resource_is_exclusive()
1769 		if (!strict_iomem_checks || !(p->flags & IORESOURCE_BUSY))  in resource_is_exclusive()
1772 				|| p->flags & IORESOURCE_EXCLUSIVE) {  in resource_is_exclusive()