1 files changed, 48 insertions, 0 deletions
diff --git a/mm/vmalloc.h b/mm/vmalloc.h
new file mode 100644
index 000000000000..8866ddcff668
--- /dev/null
+++ b/mm/vmalloc.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * mm-internal APIs for vmalloc
+ */
+#ifndef __MM_VMALLOC_H
+#define __MM_VMALLOC_H
+
+#include <linux/vmalloc.h>
+
+#ifdef CONFIG_MMU
+void __init vmalloc_init(void);
+int __must_check vmap_pages_range_noflush(unsigned long addr, unsigned long end,
+		pgprot_t prot, struct page **pages,
+		unsigned int page_shift, gfp_t gfp_mask);
+unsigned int get_vm_area_page_order(struct vm_struct *vm);
+#else
+static inline void vmalloc_init(void) {}
+
+static inline
+int __must_check vmap_pages_range_noflush(unsigned long addr, unsigned long end,
+		pgprot_t prot, struct page **pages,
+		unsigned int page_shift, gfp_t gfp_mask)
+{
+	return -EINVAL;
+}
+
+static inline void vunmap_range_noflush(unsigned long start, unsigned long end)
+{
+}
+#endif
+
+struct vm_struct *__get_vm_area_node(unsigned long size,
+		unsigned long align, unsigned long shift,
+		unsigned long vm_flags, unsigned long start,
+		unsigned long end, int node, gfp_t gfp_mask,
+		const void *caller);
+
+void clear_vm_uninitialized_flag(struct vm_struct *vm);
+
+int __must_check __vmap_pages_range_noflush(unsigned long addr,
+		unsigned long end, pgprot_t prot,
+		struct page **pages, unsigned int page_shift);
+
+void vunmap_range_noflush(unsigned long start, unsigned long end);
+
+void __vunmap_range_noflush(unsigned long start, unsigned long end);
+
+#endif /* __MM_VMALLOC_H */