diff --git a/include/linux/mm.h b/include/linux/mm.h
index ba77f08900ca..fa5b11452ae6 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -315,7 +315,7 @@ extern unsigned int kobjsize(const void *objp);
 #define VM_MIXEDMAP	0x10000000	/* Can contain "struct page" and pure PFN pages */
 #define VM_HUGEPAGE	0x20000000	/* MADV_HUGEPAGE marked this vma */
 #define VM_NOHUGEPAGE	0x40000000	/* MADV_NOHUGEPAGE marked this vma */
-#define VM_MERGEABLE	0x80000000	/* KSM may merge identical pages */
+#define VM_MERGEABLE	BIT(31)		/* KSM may merge identical pages */
 
 #ifdef CONFIG_ARCH_USES_HIGH_VMA_FLAGS
 #define VM_HIGH_ARCH_BIT_0	32	/* bit only usable on 64-bit architectures */
diff --git a/rust/bindings/bindings_helper.h b/rust/bindings/bindings_helper.h
index c91a3c24f607..5416f21918e0 100644
--- a/rust/bindings/bindings_helper.h
+++ b/rust/bindings/bindings_helper.h
@@ -12,8 +12,10 @@
 #include <linux/refcount.h>
 #include <linux/wait.h>
 #include <linux/sched.h>
+#include <linux/mm.h>
 
 /* `bindgen` gets confused at certain things. */
 const size_t BINDINGS_ARCH_SLAB_MINALIGN = ARCH_SLAB_MINALIGN;
 const gfp_t BINDINGS_GFP_KERNEL = GFP_KERNEL;
 const gfp_t BINDINGS___GFP_ZERO = __GFP_ZERO;
+const vm_flags_t BINDINGS_VM_MERGEABLE = VM_MERGEABLE;
diff --git a/rust/bindings/lib.rs b/rust/bindings/lib.rs
index 9bcbea04dac3..7d9078b94a8f 100644
--- a/rust/bindings/lib.rs
+++ b/rust/bindings/lib.rs
@@ -51,3 +51,4 @@ pub use bindings_raw::*;
 
 pub const GFP_KERNEL: gfp_t = BINDINGS_GFP_KERNEL;
 pub const __GFP_ZERO: gfp_t = BINDINGS___GFP_ZERO;
+pub const VM_MERGEABLE: vm_flags_t = BINDINGS_VM_MERGEABLE;