| From: Dev Jain <dev.jain@arm.com> |
| Subject: mm: remove redundant condition for THP folio |
| Date: Fri, 18 Oct 2024 15:11:51 +0530 |
| |
| folio_test_pmd_mappable() implies folio_test_large(), therefore, simplify |
| the expression for is_thp. |
| |
| Link: https://lkml.kernel.org/r/20241018094151.3458-1-dev.jain@arm.com |
| Signed-off-by: Dev Jain <dev.jain@arm.com> |
| Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org> |
| Acked-by: David Hildenbrand <david@redhat.com> |
| Reviewed-by: Zi Yan <ziy@nvidia.com> |
| Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com> |
| Cc: "Huang, Ying" <ying.huang@intel.com> |
| Signed-off-by: Andrew Morton <akpm@linux-foundation.org> |
| --- |
| |
| mm/migrate.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/mm/migrate.c~mm-remove-redundant-condition-for-thp-folio |
| +++ a/mm/migrate.c |
| @@ -1733,7 +1733,7 @@ static int migrate_pages_batch(struct li |
| |
| list_for_each_entry_safe(folio, folio2, from, lru) { |
| is_large = folio_test_large(folio); |
| - is_thp = is_large && folio_test_pmd_mappable(folio); |
| + is_thp = folio_test_pmd_mappable(folio); |
| nr_pages = folio_nr_pages(folio); |
| |
| cond_resched(); |
| _ |
