Commit 4af12d04 authored Apr 28, 2022 by Miaohe Lin Committed by Andrew Morton Apr 28, 2022

mm: compaction: use helper isolation_suitable()

Use helper isolation_suitable() to check whether page is suitable to
isolate to simplify the code.  Minor readability improvement.

Link: https://lkml.kernel.org/r/20220322110750.60311-1-linmiaohe@huawei.com


Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

parent daf79bd8

mm/compaction.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -899,7 +899,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
		* not falsely conclude that the block should be skipped.
		*/
		if (!valid_page && IS_ALIGNED(low_pfn, pageblock_nr_pages)) {
		if (!cc->ignore_skip_hint && get_pageblock_skip(page)) {
		if (!isolation_suitable(cc, page)) {
		low_pfn = end_pfn;
		page = NULL;
		goto isolate_abort;