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-rw-r--r--arch/um/include/asm/mmu.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/um/include/asm/mmu.h b/arch/um/include/asm/mmu.h
new file mode 100644
index 000000000..5b072aba5
--- /dev/null
+++ b/arch/um/include/asm/mmu.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
+ */
+
+#ifndef __ARCH_UM_MMU_H
+#define __ARCH_UM_MMU_H
+
+#include <mm_id.h>
+#include <asm/mm_context.h>
+
+typedef struct mm_context {
+ struct mm_id id;
+ struct uml_arch_mm_context arch;
+ struct page *stub_pages[2];
+} mm_context_t;
+
+extern void __switch_mm(struct mm_id * mm_idp);
+
+/* Avoid tangled inclusion with asm/ldt.h */
+extern long init_new_ldt(struct mm_context *to_mm, struct mm_context *from_mm);
+extern void free_ldt(struct mm_context *mm);
+
+#endif