Improve cake allocator's memory utilisation (#43)

[lunaix-os.git] / lunaix-os / includes / lunaix / mm / mmap.h

diff --git a/lunaix-os/includes/lunaix/mm/mmap.h b/lunaix-os/includes/lunaix/mm/mmap.h
index 44ae4699a9e3caba71554f1185b27e9ce928402c..307610b6aa4ec9f430bbe9161dc1bc06901a5940 100644 (file)
--- a/lunaix-os/includes/lunaix/mm/mmap.h
+++ b/lunaix-os/includes/lunaix/mm/mmap.h
@@ -15,6 +15,8 @@ struct mmap_param
     u32_t proct;          // protections
     u32_t flags;          // other options
     u32_t type;           // region type
+    ptr_t range_start;
+    ptr_t range_end;
 };
 
 int
@@ -22,6 +24,13 @@ mem_adjust_inplace(vm_regions_t* regions,
                    struct mm_region* region,
                    ptr_t newend);
 
+int 
+mmap_user(void** addr_out,
+        struct mm_region** created,
+        ptr_t addr,
+        struct v_file* file,
+        struct mmap_param* param);
+
 int
 mem_map(void** addr_out,
         struct mm_region** created,