[or-cvs] r16447: {tor} Fix bug 794: recover 3 bytes wasted per memory chunk. Fix fr (in tor/trunk: . src/common)

nickm at seul.org nickm at seul.org
Wed Aug 6 16:22:25 UTC 2008


Author: nickm
Date: 2008-08-06 12:22:25 -0400 (Wed, 06 Aug 2008)
New Revision: 16447

Modified:
   tor/trunk/
   tor/trunk/ChangeLog
   tor/trunk/src/common/mempool.c
Log:
 r17659 at tombo:  nickm | 2008-08-06 12:22:11 -0400
 Fix bug 794: recover 3 bytes wasted per memory chunk.  Fix from rovv.



Property changes on: tor/trunk
___________________________________________________________________
 svk:merge ticket from /tor/trunk [r17659] on 49666b30-7950-49c5-bedf-9dc8f3168102

Modified: tor/trunk/ChangeLog
===================================================================
--- tor/trunk/ChangeLog	2008-08-06 16:04:52 UTC (rev 16446)
+++ tor/trunk/ChangeLog	2008-08-06 16:22:25 UTC (rev 16447)
@@ -4,7 +4,11 @@
       IPv6 addresses.
     - Generate and accept IPv6 addresses in many protocol elements.
 
+  o Minor bugfixes:
+    - Recover 3-7 bytes that were wasted per memory chunk.  Fixes bug
+      794; bug spotted by rovv.  Bugfix on 0.2.0.1-alpha.
 
+
 Changes in version 0.2.1.4-alpha - 2008-08-04
   o Major bugfixes:
     - The address part of exit policies was not correctly written

Modified: tor/trunk/src/common/mempool.c
===================================================================
--- tor/trunk/src/common/mempool.c	2008-08-06 16:04:52 UTC (rev 16446)
+++ tor/trunk/src/common/mempool.c	2008-08-06 16:22:25 UTC (rev 16447)
@@ -144,7 +144,7 @@
 };
 
 /** Number of extra bytes needed beyond mem_size to allocate a chunk. */
-#define CHUNK_OVERHEAD (sizeof(mp_chunk_t)-1)
+#define CHUNK_OVERHEAD STRUCT_OFFSET(mp_chunk_t, mem[0])
 
 /** Given a pointer to a mp_allocated_t, return a pointer to the memory
  * item it holds. */



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