rmap: remove page_unlock_anon_vma_read()

This was simply an alias for anon_vma_unlock_read() since 2011. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Matthew Wilcox (Oracle) <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
josf · Oct 3, 2022 · 0c826c0 · 0c826c0
1 parent 29eea9b
commit 0c826c0
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Showing 3 changed files with 1 addition and 11 deletions.
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
@@ -458,13 +458,8 @@ 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
@@ -529,7 +529,7 @@ 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
@@ -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
-Original file line number
+Diff line change
@@ Expand Up @@
     		}
     	}
     	read_unlock(&tasklist_lock);
-    	page_unlock_anon_vma_read(av);
+    	anon_vma_unlock_read(av);
     }
     /*
@@ Expand Down @@