210 static void slob_free_pages(void *b, int order)  in slob_free_pages()  argument
212 	struct page *sp = virt_to_page(b);  in slob_free_pages()
306 	slob_t *b = NULL;  in slob_alloc()  local
333 		b = slob_page_alloc(sp, size, align, align_offset, &page_removed_from_list);  in slob_alloc()
334 		if (!b)  in slob_alloc()
357 	if (!b) {  in slob_alloc()
358 		b = slob_new_pages(gfp & ~__GFP_ZERO, 0, node);  in slob_alloc()
359 		if (!b)  in slob_alloc()
361 		sp = virt_to_page(b);  in slob_alloc()
366 		sp->freelist = b;  in slob_alloc()
368 		set_slob(b, SLOB_UNITS(PAGE_SIZE), b + SLOB_UNITS(PAGE_SIZE));  in slob_alloc()
370 		b = slob_page_alloc(sp, size, align, align_offset, &_unused);  in slob_alloc()
371 		BUG_ON(!b);  in slob_alloc()
375 		memset(b, 0, size);  in slob_alloc()
376 	return b;  in slob_alloc()
385 	slob_t *prev, *next, *b = (slob_t *)block;  in slob_free()  local
406 		slob_free_pages(b, 0);  in slob_free()
413 		sp->freelist = b;  in slob_free()
414 		set_slob(b, units,  in slob_free()
415 			(void *)((unsigned long)(b +  in slob_free()
433 	if (b < (slob_t *)sp->freelist) {  in slob_free()
434 		if (b + units == sp->freelist) {  in slob_free()
438 		set_slob(b, units, sp->freelist);  in slob_free()
439 		sp->freelist = b;  in slob_free()
443 		while (b > next) {  in slob_free()
448 		if (!slob_last(prev) && b + units == next) {  in slob_free()
450 			set_slob(b, units, slob_next(next));  in slob_free()
452 			set_slob(b, units, next);  in slob_free()
454 		if (prev + slob_units(prev) == b) {  in slob_free()
455 			units = slob_units(b) + slob_units(prev);  in slob_free()
456 			set_slob(prev, units, slob_next(b));  in slob_free()
458 			set_slob(prev, slob_units(prev), b);  in slob_free()
602 	void *b;  in slob_alloc_node()  local
610 		b = slob_alloc(c->size, flags, c->align, node, 0);  in slob_alloc_node()
611 		trace_kmem_cache_alloc_node(_RET_IP_, b, c->object_size,  in slob_alloc_node()
615 		b = slob_new_pages(flags, get_order(c->size), node);  in slob_alloc_node()
616 		trace_kmem_cache_alloc_node(_RET_IP_, b, c->object_size,  in slob_alloc_node()
621 	if (b && c->ctor) {  in slob_alloc_node()
623 		c->ctor(b);  in slob_alloc_node()
626 	kmemleak_alloc_recursive(b, c->size, 1, c->flags, flags);  in slob_alloc_node()
627 	return b;  in slob_alloc_node()
650 static void __kmem_cache_free(void *b, int size)  in __kmem_cache_free()  argument
653 		slob_free(b, size);  in __kmem_cache_free()
655 		slob_free_pages(b, get_order(size));  in __kmem_cache_free()
661 	void *b = (void *)slob_rcu - (slob_rcu->size - sizeof(struct slob_rcu));  in kmem_rcu_free()  local
663 	__kmem_cache_free(b, slob_rcu->size);  in kmem_rcu_free()
666 void kmem_cache_free(struct kmem_cache *c, void *b)  in kmem_cache_free()  argument
668 	kmemleak_free_recursive(b, c->flags);  in kmem_cache_free()
671 		slob_rcu = b + (c->size - sizeof(struct slob_rcu));  in kmem_cache_free()
675 		__kmem_cache_free(b, c->size);  in kmem_cache_free()
678 	trace_kmem_cache_free(_RET_IP_, b);  in kmem_cache_free()