1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/hugetlb_inline.h b/include/linux/hugetlb_inline.h
new file mode 100644
index 000000000..5c29cd322
--- /dev/null
+++ b/include/linux/hugetlb_inline.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_HUGETLB_INLINE_H
+#define _LINUX_HUGETLB_INLINE_H
+
+#include <linux/mm.h>
+
+#ifdef CONFIG_HUGETLB_PAGE
+
+static inline bool is_vma_hugetlb_flags(const vma_flags_t *flags)
+{
+	return vma_flags_test(flags, VMA_HUGETLB_BIT);
+}
+
+#else
+
+static inline bool is_vma_hugetlb_flags(const vma_flags_t *flags)
+{
+	return false;
+}
+
+#endif
+
+static inline bool is_vm_hugetlb_page(const struct vm_area_struct *vma)
+{
+	return is_vma_hugetlb_flags(&vma->flags);
+}
+
+#endif