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-rw-r--r--include/linux/hugetlb_inline.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/hugetlb_inline.h b/include/linux/hugetlb_inline.h
new file mode 100644
index 000000000..0660a03d3
--- /dev/null
+++ b/include/linux/hugetlb_inline.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_HUGETLB_INLINE_H
+#define _LINUX_HUGETLB_INLINE_H
+
+#ifdef CONFIG_HUGETLB_PAGE
+
+#include <linux/mm.h>
+
+static inline bool is_vm_hugetlb_page(struct vm_area_struct *vma)
+{
+ return !!(vma->vm_flags & VM_HUGETLB);
+}
+
+#else
+
+static inline bool is_vm_hugetlb_page(struct vm_area_struct *vma)
+{
+ return false;
+}
+
+#endif
+
+#endif