[PATCH RFC 30/39] mm/rmap: page_remove_rmap() -> folio_remove_rmap_pte()

From: David Hildenbrand
Date: Mon Dec 04 2023 - 09:24:56 EST


Let's convert try_to_unmap_one() and try_to_migrate_one().

Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
---
mm/rmap.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/mm/rmap.c b/mm/rmap.c
index 50b6909157ac1..4a0114d04ab48 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1598,7 +1598,7 @@ static bool try_to_unmap_one(struct folio *folio, struct vm_area_struct *vma,

/*
* When racing against e.g. zap_pte_range() on another cpu,
- * in between its ptep_get_and_clear_full() and page_remove_rmap(),
+ * in between its ptep_get_and_clear_full() and folio_remove_rmap_*(),
* try_to_unmap() may return before page_mapped() has become false,
* if page table locking is skipped: use TTU_SYNC to wait for that.
*/
@@ -1879,7 +1879,7 @@ static bool try_to_unmap_one(struct folio *folio, struct vm_area_struct *vma,
if (unlikely(folio_test_hugetlb(folio)))
hugetlb_remove_rmap(folio);
else
- page_remove_rmap(subpage, vma, false);
+ folio_remove_rmap_pte(folio, subpage, vma);
if (vma->vm_flags & VM_LOCKED)
mlock_drain_local();
folio_put(folio);
@@ -1947,7 +1947,7 @@ static bool try_to_migrate_one(struct folio *folio, struct vm_area_struct *vma,

/*
* When racing against e.g. zap_pte_range() on another cpu,
- * in between its ptep_get_and_clear_full() and page_remove_rmap(),
+ * in between its ptep_get_and_clear_full() and folio_remove_rmap_*(),
* try_to_migrate() may return before page_mapped() has become false,
* if page table locking is skipped: use TTU_SYNC to wait for that.
*/
@@ -2240,7 +2240,7 @@ static bool try_to_migrate_one(struct folio *folio, struct vm_area_struct *vma,
if (unlikely(folio_test_hugetlb(folio)))
hugetlb_remove_rmap(folio);
else
- page_remove_rmap(subpage, vma, false);
+ folio_remove_rmap_pte(folio, subpage, vma);
if (vma->vm_flags & VM_LOCKED)
mlock_drain_local();
folio_put(folio);
@@ -2379,7 +2379,7 @@ static bool page_make_device_exclusive_one(struct folio *folio,
* There is a reference on the page for the swap entry which has
* been removed, so shouldn't take another.
*/
- page_remove_rmap(subpage, vma, false);
+ folio_remove_rmap_pte(folio, subpage, vma);
}

mmu_notifier_invalidate_range_end(&range);
--
2.41.0