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Documentation: stop referring to page_remove_rmap()

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Refer to folio_remove_rmap_*() instaed.

Link: https://lkml.kernel.org/r/20231220224504.646757-32-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Yin Fengwei <fengwei.yin@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
David Hildenbrand
2023-12-20 23:44:55 +01:00
committed by Andrew Morton
parent ca1a074618
commit 5a0033f028
2 changed files with 3 additions and 3 deletions
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Documentation/mm/transhuge.rst
+1 -1
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@@ -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
Documentation/mm/unevictable-lru.rst
+2 -2
View File
@@ -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).