memory_hotplug.c (2932c8b05056d4ba702f70f4deebe1c97600e62b) memory_hotplug.c (d381c54760dcfad23743da40516e7e003d73952a)
1/*
2 * linux/mm/memory_hotplug.c
3 *
4 * Copyright (C)
5 */
6
7#include <linux/stddef.h>
8#include <linux/mm.h>

--- 1212 unchanged lines hidden (view full) ---

1221 if (!node_online(page_to_nid(page)))
1222 return false;
1223
1224 zone = page_zone(page);
1225 pfn = page_to_pfn(page);
1226 if (!zone_spans_pfn(zone, pfn))
1227 return false;
1228
1/*
2 * linux/mm/memory_hotplug.c
3 *
4 * Copyright (C)
5 */
6
7#include <linux/stddef.h>
8#include <linux/mm.h>

--- 1212 unchanged lines hidden (view full) ---

1221 if (!node_online(page_to_nid(page)))
1222 return false;
1223
1224 zone = page_zone(page);
1225 pfn = page_to_pfn(page);
1226 if (!zone_spans_pfn(zone, pfn))
1227 return false;
1228
1229 return !has_unmovable_pages(zone, page, 0, MIGRATE_MOVABLE, true);
1229 return !has_unmovable_pages(zone, page, 0, MIGRATE_MOVABLE, SKIP_HWPOISON);
1230}
1231
1232/* Checks if this range of memory is likely to be hot-removable. */
1233bool is_mem_section_removable(unsigned long start_pfn, unsigned long nr_pages)
1234{
1235 struct page *page = pfn_to_page(start_pfn);
1236 struct page *end_page = page + nr_pages;
1237

--- 334 unchanged lines hidden (view full) ---

1572 }
1573
1574 zone = page_zone(pfn_to_page(valid_start));
1575 node = zone_to_nid(zone);
1576 nr_pages = end_pfn - start_pfn;
1577
1578 /* set above range as isolated */
1579 ret = start_isolate_page_range(start_pfn, end_pfn,
1230}
1231
1232/* Checks if this range of memory is likely to be hot-removable. */
1233bool is_mem_section_removable(unsigned long start_pfn, unsigned long nr_pages)
1234{
1235 struct page *page = pfn_to_page(start_pfn);
1236 struct page *end_page = page + nr_pages;
1237

--- 334 unchanged lines hidden (view full) ---

1572 }
1573
1574 zone = page_zone(pfn_to_page(valid_start));
1575 node = zone_to_nid(zone);
1576 nr_pages = end_pfn - start_pfn;
1577
1578 /* set above range as isolated */
1579 ret = start_isolate_page_range(start_pfn, end_pfn,
1580 MIGRATE_MOVABLE, true);
1580 MIGRATE_MOVABLE,
1581 SKIP_HWPOISON | REPORT_FAILURE);
1581 if (ret) {
1582 mem_hotplug_done();
1583 reason = "failure to isolate range";
1584 goto failed_removal;
1585 }
1586
1587 arg.start_pfn = start_pfn;
1588 arg.nr_pages = nr_pages;

--- 297 unchanged lines hidden --- 		1582 if (ret) {
1583 mem_hotplug_done();
1584 reason = "failure to isolate range";
1585 goto failed_removal;
1586 }
1587
1588 arg.start_pfn = start_pfn;
1589 arg.nr_pages = nr_pages;

--- 297 unchanged lines hidden ---