+ hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix.patch added to mm-unstable branch

+ hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix
has been added to the -mm mm-unstable branch.  Its filename is
     hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix.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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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

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
and is updated there every 2-3 working days

------------------------------------------------------
From: Mike Kravetz <mike.kravetz@oracle.com>
Subject: hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix
Date: Wed, 5 Oct 2022 20:30:30 -0700

address build issues

Link: https://lkml.kernel.org/r/Yz5L1uxQYR1VqFtJ@monkey
Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: James Houghton <jthoughton@google.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mina Almasry <almasrymina@google.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Naoya Horiguchi <naoya.horiguchi@linux.dev>
Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Prakash Sangappa <prakash.sangappa@oracle.com>
Cc: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/hugetlb.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/mm/hugetlb.c~hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix
+++ a/mm/hugetlb.c
@@ -6847,7 +6847,7 @@ void __hugetlb_vma_unlock_write_put(stru
 	kref_put(&vma_lock->refs, hugetlb_vma_lock_release);
 }
 
-void __hugetlb_vma_unlock_write_free(struct vm_area_struct *vma)
+static void __hugetlb_vma_unlock_write_free(struct vm_area_struct *vma)
 {
 	if (__vma_shareable_flags_pmd(vma)) {
 		struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
@@ -7019,6 +7019,10 @@ void hugetlb_vma_lock_release(struct kre
 {
 }
 
+static void __hugetlb_vma_unlock_write_free(struct vm_area_struct *vma)
+{
+}
+
 static void hugetlb_vma_lock_free(struct vm_area_struct *vma)
 {
 }
_

Patches currently in -mm which might be from mike.kravetz@oracle.com are

hugetlb-fix-vma-lock-handling-during-split-vma-and-range-unmapping.patch
hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer.patch
hugetlb-take-hugetlb-vma_lock-when-clearing-vma_lock-vma-pointer-fix.patch
hugetlb-allocate-vma-lock-for-all-sharable-vmas.patch
hugetlb-simplify-hugetlb-handling-in-follow_page_mask.patch