mm: remove PageTransTail()

The last caller was removed in October.  Also remove the FALSE definition
of PageTransCompoundMap(); the normal definition was removed a few years
ago.

Link: https://lkml.kernel.org/r/20250109152245.1591914-1-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 691506bdf2c5a82ba0308b0f68e5a150a7eebdb0..330929b6e0622b5a5f8e37d56907760eb18c13f3 100644 (file)
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -894,21 +894,9 @@ static inline int PageTransCompound(const struct page *page)
 {
        return PageCompound(page);
 }
-
-/*
- * PageTransTail returns true for both transparent huge pages
- * and hugetlbfs pages, so it should only be called when it's known
- * that hugetlbfs pages aren't involved.
- */
-static inline int PageTransTail(const struct page *page)
-{
-       return PageTail(page);
-}
 #else
 TESTPAGEFLAG_FALSE(TransHuge, transhuge)
 TESTPAGEFLAG_FALSE(TransCompound, transcompound)
-TESTPAGEFLAG_FALSE(TransCompoundMap, transcompoundmap)
-TESTPAGEFLAG_FALSE(TransTail, transtail)
 #endif
 
 #if defined(CONFIG_MEMORY_FAILURE) && defined(CONFIG_TRANSPARENT_HUGEPAGE)