[PATCH v1 31/39] Documentation: stop referring to page_remove_rmap()

David Hildenbrand
2023-12-11T15:59:26Z

Refer to folio_remove_rmap_*() instaed.

Signed-off-by: David Hildenbrand <david@redhat.com>
---
Documentation/mm/transhuge.rst | 2 +-
Documentation/mm/unevictable-lru.rst | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/mm/transhuge.rst b/Documentation/mm/transhuge.rst
index 9a607059ea11..cf81272a6b8b 100644
--- a/Documentation/mm/transhuge.rst
+++ b/Documentation/mm/transhuge.rst
@@ -156,7 +156,7 @@ Partial unmap and deferred_split_folio()

Unmapping part of THP (with munmap() or other way) is not going to free
memory immediately. Instead, we detect that a subpage of THP is not in use
-in page_remove_rmap() and queue the THP for splitting if memory pressure
+in folio_remove_rmap_*() and queue the THP for splitting if memory pressure
comes. Splitting will free up unused subpages.

Splitting the page right away is not an option due to locking context in
diff --git a/Documentation/mm/unevictable-lru.rst b/Documentation/mm/unevictable-lru.rst
index 67f1338440a5..b6a07a26b10d 100644
--- a/Documentation/mm/unevictable-lru.rst
+++ b/Documentation/mm/unevictable-lru.rst
@@ -486,7 +486,7 @@ munlock the pages if we're removing the last VM_LOCKED VMA that maps the pages.
Before the unevictable/mlock changes, mlocking did not mark the pages in any
way, so unmapping them required no processing.

-For each PTE (or PMD) being unmapped from a VMA, page_remove_rmap() calls
+For each PTE (or PMD) being unmapped from a VMA, folio_remove_rmap_*() calls
munlock_vma_folio(), which calls munlock_folio() when the VMA is VM_LOCKED
(unless it was a PTE mapping of a part of a transparent huge page).

@@ -511,7 +511,7 @@ userspace; truncation even unmaps and deletes any private anonymous pages
which had been Copied-On-Write from the file pages now being truncated.

Mlocked pages can be munlocked and deleted in this way: like with munmap(),
-for each PTE (or PMD) being unmapped from a VMA, page_remove_rmap() calls
+for each PTE (or PMD) being unmapped from a VMA, folio_remove_rmap_*() calls
munlock_vma_folio(), which calls munlock_folio() when the VMA is VM_LOCKED
(unless it was a PTE mapping of a part of a transparent huge page).

--
2.43.0