Changeset 64f3d3b in mainline for kernel/generic/src/mm/frame.c

Timestamp:

2013-09-12T00:47:42Z (11 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

3a0a4d8, 4a5f2b0

Parents:

33c058fe

Message:

basic optimizations of the bitmap allocator
(still not using the 2nd level bitmap)

File:

• kernel/generic/src/mm/frame.c (modified) (2 diffs)

kernel/generic/src/mm/frame.c

@@ -61 +61 @@
 #include <str.h>
 
-#define BITMAP_BLOCK_SIZE  1024
+#define BITMAP_BLOCK_SIZE  128
 
 zones_t zones;
@@ -352 +352 @@
         
         if (!--frame->refcount) {
-                bitmap_free_range(&zone->bitmap, index, 1);
+                bitmap_set(&zone->bitmap, index, 0);
                 
                 /* Update zone information. */