+ mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix.patch added to mm-unstable branch

+ mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix
has been added to the -mm mm-unstable branch.  Its filename is
     mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-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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------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix
Date: Mon Dec  5 02:30:31 PM PST 2022

update comment, per Mike

Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Peter Xu <peterx@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/hugetlb.c |    4 ----
 1 file changed, 4 deletions(-)

--- a/mm/hugetlb.c~mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix
+++ a/mm/hugetlb.c
@@ -5840,10 +5840,6 @@ vm_fault_t hugetlb_fault(struct mm_struc
 	 * Acquire vma lock before calling huge_pte_alloc and hold
 	 * until finished with ptep.  This prevents huge_pmd_unshare from
 	 * being called elsewhere and making the ptep no longer valid.
-	 *
-	 * ptep could have already be assigned via huge_pte_offset.  That
-	 * is OK, as huge_pte_alloc will return the same value unless
-	 * something has changed.
 	 */
 	hugetlb_vma_lock_read(vma);
 	ptep = huge_pte_alloc(mm, vma, haddr, huge_page_size(h));
_

Patches currently in -mm which might be from akpm@linux-foundation.org are

revert-mm-align-larger-anonymous-mappings-on-thp-boundaries.patch
kselftests-cgroup-update-kmem-test-precision-tolerance-fix.patch
mm-gup-remove-foll_migration-fix.patch
mm-hugetlb-move-swap-entry-handling-into-vma-lock-when-faulted-fix.patch
fsdax-zero-the-edges-if-source-is-hole-or-unwritten-fix.patch
mm-disable-top-tier-fallback-to-reclaim-on-proactive-reclaim-fix.patch