+ mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix.patch added to mm-hotfixes-unstable branch

+ mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix.patch added to mm-hotfixes-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix
has been added to the -mm mm-hotfixes-unstable branch.  Its filename is
     mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix.patch

This patch will later appear in the mm-hotfixes-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-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix
Date: Thu Oct  2 03:37:47 PM PDT 2025

Rust bindgen wasn't able to handle the BIT() macro.  Add a helper (from
Miguel) to fix this.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202510030449.VfSaAjvd-lkp@intel.com/
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: Chengming Zhou <chengming.zhou@linux.dev>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jakub Acs <acsjakub@amazon.de>
Cc: Peter Xu <peterx@redhat.com>
Cc: SeongJae Park <sj@kernel.org>
Cc: Xu Xin <xu.xin16@zte.com.cn>
Cc: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 rust/bindings/bindings_helper.h |    1 +
 1 file changed, 1 insertion(+)

--- a/rust/bindings/bindings_helper.h~mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix
+++ a/rust/bindings/bindings_helper.h
@@ -99,3 +99,4 @@ const xa_mark_t RUST_CONST_HELPER_XA_PRE
 
 const gfp_t RUST_CONST_HELPER_XA_FLAGS_ALLOC = XA_FLAGS_ALLOC;
 const gfp_t RUST_CONST_HELPER_XA_FLAGS_ALLOC1 = XA_FLAGS_ALLOC1;
+const vm_flags_t RUST_CONST_HELPER_VM_MERGEABLE = VM_MERGEABLE;
_

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

mm-ksm-fix-flag-dropping-behavior-in-ksm_madvise-fix.patch
mm-vmscan-remove-folio_test_private-check-in-pageout-fix.patch
kho-add-support-for-preserving-vmalloc-allocations-checkpatch-fixes.patch