From 06902a447934e855dc8f7eaf95b4235c684b264d Mon Sep 17 00:00:00 2001
From: Vladimir Kondratyev <wulf@FreeBSD.org>
Date: Mon, 8 Apr 2024 09:47:42 +0300
Subject: [PATCH] LinuxKPI: Add vm_flags_(clear|set) functions

Sponsored by:	Serenity Cyber Security, LLC
Reviewed by:	emaste
MFC after:	1 week
---
 sys/compat/linuxkpi/common/include/linux/mm.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/sys/compat/linuxkpi/common/include/linux/mm.h b/sys/compat/linuxkpi/common/include/linux/mm.h
index 1a7bae27fa8..0030cc6fb7a 100644
--- a/sys/compat/linuxkpi/common/include/linux/mm.h
+++ b/sys/compat/linuxkpi/common/include/linux/mm.h
@@ -324,6 +324,18 @@ vm_get_page_prot(unsigned long vm_flags)
 	return (vm_flags & VM_PROT_ALL);
 }
 
+static inline void
+vm_flags_set(struct vm_area_struct *vma, unsigned long flags)
+{
+	vma->vm_flags |= flags;
+}
+
+static inline void
+vm_flags_clear(struct vm_area_struct *vma, unsigned long flags)
+{
+	vma->vm_flags &= ~flags;
+}
+
 static inline struct page *
 vmalloc_to_page(const void *addr)
 {