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Commit 85dbe706 authored by Tang Chen's avatar Tang Chen Committed by Jiri Kosina
Browse files

page_isolation: Fix a comment typo in test_pages_isolated() 



pageblock_nr_page should be pageblock_nr_pages, and fist is
a typo of first.

Signed-off-by: default avatarTang Chen <tangchen@cn.fujitsu.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 884ad3f1

mm/page_isolation.c

+4 −4
Original line number Diff line number Diff line
@@ -226,9 +226,9 @@ int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn, 
	int ret;



	/*

	 * Note: pageblock_nr_page != MAX_ORDER. Then, chunks of free page

	 * is not aligned to pageblock_nr_pages.

	 * Then we just check pagetype fist.

	 * Note: pageblock_nr_pages != MAX_ORDER. Then, chunks of free pages

	 * are not aligned to pageblock_nr_pages.

	 * Then we just check migratetype first.

	 */

	for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) {

		page = __first_valid_page(pfn, pageblock_nr_pages);
@@ -238,7 +238,7 @@ int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn, 
	page = __first_valid_page(start_pfn, end_pfn - start_pfn);

	if ((pfn < end_pfn) || !page)

		return -EBUSY;

	/* Check all pages are free or Marked as ISOLATED */

	/* Check all pages are free or marked as ISOLATED */

	zone = page_zone(page);

	spin_lock_irqsave(&zone->lock, flags);

	ret = __test_page_isolated_in_pageblock(start_pfn, end_pfn,