[merged mm-stable] mmu_notifiers-remove-leftover-stub-macros.patch removed from -mm tree

[merged mm-stable] mmu_notifiers-remove-leftover-stub-macros.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mmu_notifiers: remove leftover stub macros
has been removed from the -mm tree.  Its filename was
     mmu_notifiers-remove-leftover-stub-macros.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Jann Horn <jannh@google.com>
Subject: mmu_notifiers: remove leftover stub macros
Date: Fri, 23 May 2025 00:30:17 +0200

Commit ec8832d007cb ("mmu_notifiers: don't invalidate secondary TLBs as
part of mmu_notifier_invalidate_range_end()") removed the main definitions
of {ptep,pmdp_huge,pudp_huge}_clear_flush_notify; just their
!CONFIG_MMU_NOTIFIER stubs are left behind, remove them.

Link: https://lkml.kernel.org/r/20250523-mmu-notifier-cleanup-unused-v1-1-cc1f47ebec33@google.com
Signed-off-by: Jann Horn <jannh@google.com>
Reviewed-by: Alistair Popple <apopple@nvidia.com>
Reviewed-by: Qi Zheng <zhengqi.arch@bytedance.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/mmu_notifier.h |    3 ---
 1 file changed, 3 deletions(-)

--- a/include/linux/mmu_notifier.h~mmu_notifiers-remove-leftover-stub-macros
+++ a/include/linux/mmu_notifier.h
@@ -654,9 +654,6 @@ static inline void mmu_notifier_subscrip
 #define pmdp_clear_flush_young_notify pmdp_clear_flush_young
 #define ptep_clear_young_notify ptep_test_and_clear_young
 #define pmdp_clear_young_notify pmdp_test_and_clear_young
-#define	ptep_clear_flush_notify ptep_clear_flush
-#define pmdp_huge_clear_flush_notify pmdp_huge_clear_flush
-#define pudp_huge_clear_flush_notify pudp_huge_clear_flush
 
 static inline void mmu_notifier_synchronize(void)
 {
_

Patches currently in -mm which might be from jannh@google.com are

mm-hugetlb-unshare-page-tables-during-vma-split-not-before.patch
mm-hugetlb-unshare-page-tables-during-vma-split-not-before-v2.patch
mm-hugetlb-fix-huge_pmd_unshare-vs-gup-fast-race.patch