+ mm-remove-pagetranstail.patch added to mm-unstable branch

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The patch titled
     Subject: mm: remove PageTransTail()
has been added to the -mm mm-unstable branch.  Its filename is
     mm-remove-pagetranstail.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-remove-pagetranstail.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: mm: remove PageTransTail()
Date: Thu, 9 Jan 2025 15:22:21 +0000

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@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Acked-by: David Hildenbrand <david@xxxxxxxxxx>
Acked-by: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 include/linux/page-flags.h |   12 ------------
 1 file changed, 12 deletions(-)

--- a/include/linux/page-flags.h~mm-remove-pagetranstail
+++ a/include/linux/page-flags.h
@@ -936,21 +936,9 @@ static inline int PageTransCompound(cons
 {
 	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)
_

Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are

mm-page_alloc-cache-page_zone-result-in-free_unref_page.patch
mm-make-alloc_pages_mpol-static.patch
mm-page_alloc-export-free_frozen_pages-instead-of-free_unref_page.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-post_alloc_hook.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-prep_new_page.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-get_page_from_freelist.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_cpuset_fallback.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_may_oom.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_direct_compact.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_direct_reclaim.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_slowpath.patch
mm-page_alloc-move-set_page_refcounted-to-end-of-__alloc_pages.patch
mm-page_alloc-add-__alloc_frozen_pages.patch
mm-mempolicy-add-alloc_frozen_pages.patch
slab-allocate-frozen-pages.patch
mm-remove-pagetranstail.patch
ocfs2-handle-a-symlink-read-error-correctly.patch
ocfs2-convert-ocfs2_page_mkwrite-to-use-a-folio.patch
ocfs2-pass-mmap_folio-around-instead-of-mmap_page.patch
ocfs2-convert-ocfs2_read_inline_data-to-take-a-folio.patch
ocfs2-use-a-folio-in-ocfs2_fast_symlink_read_folio.patch
ocfs2-remove-ocfs2_start_walk_page_trans-prototype.patch
iov_iter-remove-setting-of-page-index.patch
squashfs-use-a-folio-throughout-squashfs_read_folio.patch
squashfs-pass-a-folio-to-squashfs_readpage_fragment.patch
squashfs-convert-squashfs_readpage_block-to-take-a-folio.patch
squashfs-convert-squashfs_copy_cache-to-take-a-folio.patch
squashfs-convert-squashfs_fill_page-to-take-a-folio.patch





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