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authorKefeng Wang <wangkefeng.wang@huawei.com>2023-09-13 12:51:27 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-10-04 20:32:28 +0300
commit73eab3ca481e5be0f1fd8140365d604482f84ee1 (patch)
treeafa671279f44d5d3430adb9ed3e525ef2c2083ea /include/linux/migrate.h
parent2ac9e99f3b21b2864305fbfba4bae5913274c409 (diff)
downloadlinux-73eab3ca481e5be0f1fd8140365d604482f84ee1.tar.xz
mm: migrate: convert migrate_misplaced_page() to migrate_misplaced_folio()
At present, numa balance only support base page and PMD-mapped THP, but we will expand to support to migrate large folio/pte-mapped THP in the future, it is better to make migrate_misplaced_page() to take a folio instead of a page, and rename it to migrate_misplaced_folio(), it is a preparation, also this remove several compound_head() calls. Link: https://lkml.kernel.org/r/20230913095131.2426871-5-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Zi Yan <ziy@nvidia.com> Cc: David Hildenbrand <david@redhat.com> Cc: "Huang, Ying" <ying.huang@intel.com> Cc: Hugh Dickins <hughd@google.com> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: Mike Kravetz <mike.kravetz@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux/migrate.h')
-rw-r--r--include/linux/migrate.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 711dd9412561..2ce13e8a309b 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -142,10 +142,10 @@ const struct movable_operations *page_movable_ops(struct page *page)
}
#ifdef CONFIG_NUMA_BALANCING
-int migrate_misplaced_page(struct page *page, struct vm_area_struct *vma,
+int migrate_misplaced_folio(struct folio *folio, struct vm_area_struct *vma,
int node);
#else
-static inline int migrate_misplaced_page(struct page *page,
+static inline int migrate_misplaced_folio(struct folio *folio,
struct vm_area_struct *vma, int node)
{
return -EAGAIN; /* can't migrate now */