This was simply an alias for anon_vma_unlock_read() since 2011.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
include/linux/rmap.h | 5 -----
mm/memory-failure.c | 2 +-
mm/rmap.c | 5 -----
3 files changed, 1 insertion(+), 11 deletions(-)
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 4fde1cf5a5e8..1c6cc96925a4 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -402,13 +402,8 @@ struct rmap_walk_control {
void rmap_walk(struct folio *folio, struct rmap_walk_control *rwc);
void rmap_walk_locked(struct folio *folio, struct rmap_walk_control *rwc);
-
-/*
- * Called by memory-failure.c to kill processes.
- */
struct anon_vma *folio_lock_anon_vma_read(struct folio *folio,
struct rmap_walk_control *rwc);
-void page_unlock_anon_vma_read(struct anon_vma *anon_vma);
#else /* !CONFIG_MMU */
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 9a7a228ad04a..794b111b327f 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -521,7 +521,7 @@ static void collect_procs_anon(struct page *page, struct list_head *to_kill,
}
}
read_unlock(&tasklist_lock);
- page_unlock_anon_vma_read(av);
+ anon_vma_unlock_read(av);
}
/*
diff --git a/mm/rmap.c b/mm/rmap.c
index dcb856150295..d025ad00e63c 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -599,11 +599,6 @@ struct anon_vma *folio_lock_anon_vma_read(struct folio *folio,
return anon_vma;
}
-void page_unlock_anon_vma_read(struct anon_vma *anon_vma)
-{
- anon_vma_unlock_read(anon_vma);
-}
-
#ifdef CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
/*
* Flush TLB entries for recently unmapped pages from remote CPUs. It is
--
2.35.1
