2 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/net_mm.h b/include/linux/net_mm.h
new file mode 100644
index 000000000000..b298998bd5a0
--- /dev/null
+++ b/include/linux/net_mm.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#ifdef CONFIG_MMU
+
+#ifdef CONFIG_INET
+extern const struct vm_operations_struct tcp_vm_ops;
+static inline bool vma_is_tcp(const struct vm_area_struct *vma)
+{
+	return vma->vm_ops == &tcp_vm_ops;
+}
+#else
+static inline bool vma_is_tcp(const struct vm_area_struct *vma)
+{
+	return false;
+}
+#endif /* CONFIG_INET*/
+
+#endif /* CONFIG_MMU */
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 9c08eab647a2..31b534370787 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -45,6 +45,7 @@
 #include <linux/memcontrol.h>
 #include <linux/bpf-cgroup.h>
 #include <linux/siphash.h>
+#include <linux/net_mm.h>
 
 extern struct inet_hashinfo tcp_hashinfo;