Speedup the venerable mm.[ch] allocator with doubly linked lists and a

separate list of free segments.

1 files changed, 6 insertions, 6 deletions

diff --git a/src/mesa/main/mm.h b/src/mesa/main/mm.h
index 9213b2ad34e..26d59fff139 100644
--- a/src/mesa/main/mm.h
+++ b/src/mesa/main/mm.h
@@ -36,12 +36,12 @@
 
 
 struct mem_block {
-  struct mem_block *next;
-  struct mem_block *heap;
-  int ofs,size;
-  int align;
-  unsigned int free:1;
-  unsigned int reserved:1;
+   struct mem_block *next, *prev;
+   struct mem_block *next_free, *prev_free;
+   struct mem_block *heap;
+   int ofs,size;
+   unsigned int free:1;
+   unsigned int reserved:1;
 };