zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/arch/arm/mm/vmregion.h b/ap/os/linux/linux-3.4.x/arch/arm/mm/vmregion.h
new file mode 100644
index 0000000..162be66
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/arch/arm/mm/vmregion.h
@@ -0,0 +1,32 @@
+#ifndef VMREGION_H
+#define VMREGION_H
+
+#include <linux/spinlock.h>
+#include <linux/list.h>
+
+struct page;
+
+struct arm_vmregion_head {
+ spinlock_t vm_lock;
+ struct list_head vm_list;
+ unsigned long vm_start;
+ unsigned long vm_end;
+};
+
+struct arm_vmregion {
+ struct list_head vm_list;
+ unsigned long vm_start;
+ unsigned long vm_end;
+ struct page *vm_pages;
+ int vm_active;
+ const void *caller;
+};
+
+struct arm_vmregion *arm_vmregion_alloc(struct arm_vmregion_head *, size_t, size_t, gfp_t, const void *);
+struct arm_vmregion *arm_vmregion_find(struct arm_vmregion_head *, unsigned long);
+struct arm_vmregion *arm_vmregion_find_remove(struct arm_vmregion_head *, unsigned long);
+void arm_vmregion_free(struct arm_vmregion_head *, struct arm_vmregion *);
+
+int arm_vmregion_create_proc(const char *, struct arm_vmregion_head *);
+
+#endif