linux-master/mm/mm_init.c

548 	/* Align start of ZONE_MOVABLE on all nids to MAX_ORDER_NR_PAGES */
587  * treats start/end as pfns.
695 	 * We start only with one section of pages, more pages are added as
749 void __meminit reserve_bootmem_region(phys_addr_t start,
752 	unsigned long start_pfn = PFN_DOWN(start);
1075 	unsigned long start = jiffies;
1084 	 * the end of that region and start processing the device pages.
1104 		nr_pages, jiffies_to_msecs(jiffies - start));
1166  * @start_pfn: The start PFN to start searching for holes
1233 	/* Get the start and end of the zone */
1599 	unsigned long start, offset, size, end;
1606 	start = pgdat->node_start_pfn & ~(MAX_ORDER_NR_PAGES - 1);
1607 	offset = pgdat->node_start_pfn - start;
1614 	size =  (end - start) * sizeof(struct page);
1638  * get_pfn_range_for_nid - Return the start and end page frames for a node
1643  * It returns the start and end page frame of a node based on information
1645  * with no available memory, the start and end PFNs will be 0.
1804 	pr_info("Movable zone start for each node\n");
1887 	unsigned long start, end, mask;
1891 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start, &end, &nid) {
1892 		if (!start || last_nid < 0 || last_nid == nid) {
1900 		 * start pfn and tick off bits one-by-one until it becomes
1903 		mask = ~((1 << __ffs(start)) - 1);
1904 		while (mask && last_end <= (start & (mask << 1)))
2139 	unsigned long start = jiffies;
2164 	 * pre-grown prior to start of deferred page initialization.
2187 			.start       = spfn,
2204 		pgdat->node_id, jiffies_to_msecs(jiffies - start));
2689 #define adj_init_size(start, end, size, pos, adj) \
2691 		if (&start[0] <= &pos[0] && &pos[0] < &end[0] && size > adj) \