svn commit: r752726 - in /hadoop/zookeeper/trunk: CHANGES.txt src/c/src/zk_adaptor.h

[phunt]

Author: phunt
Date: Thu Mar 12 00:31:30 2009
New Revision: 752726

URL: http://svn.apache.org/viewvc?rev=752726&view=rev
Log:
ZOOKEEPER-333. helgrind thread issues identified in mt c client code

Modified:
    hadoop/zookeeper/trunk/CHANGES.txt
    hadoop/zookeeper/trunk/src/c/src/zk_adaptor.h

Modified: hadoop/zookeeper/trunk/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/hadoop/zookeeper/trunk/CHANGES.txt?rev=752726&r1=752725&r2=752726&view=diff
==============================================================================
--- hadoop/zookeeper/trunk/CHANGES.txt (original)
+++ hadoop/zookeeper/trunk/CHANGES.txt Thu Mar 12 00:31:30 2009
@@ -24,7 +24,10 @@
   ZOOKEEPER-281. autoreconf fails for /zookeeper-3.0.1/src/c/ (phunt)
 
   ZOOKEEPER-318. remove locking in zk_hashtable.c or add locking in
-collect_keys() (chris darroch via mahadev)
+  collect_keys() (chris darroch via mahadev)
+
+  ZOOKEEPER-333. helgrind thread issues identified in mt c client code
+  (mahadev via phunt)
  
 IMPROVEMENTS:
   ZOOKEEPER-308. improve the atomic broadcast performance 3x.

Modified: hadoop/zookeeper/trunk/src/c/src/zk_adaptor.h
URL: 
http://svn.apache.org/viewvc/hadoop/zookeeper/trunk/src/c/src/zk_adaptor.h?rev=752726&r1=752725&r2=752726&view=diff
==============================================================================
--- hadoop/zookeeper/trunk/src/c/src/zk_adaptor.h (original)
+++ hadoop/zookeeper/trunk/src/c/src/zk_adaptor.h Thu Mar 12 00:31:30 2009
@@ -54,7 +54,7 @@
 struct _completion_list;
 
 typedef struct _buffer_head {
-    struct _buffer_list *head;
+    struct _buffer_list *volatile head;
     struct _buffer_list *last;
 #ifdef THREADED
     pthread_mutex_t lock;
@@ -62,7 +62,7 @@
 } buffer_head_t;
 
 typedef struct _completion_head {
-    struct _completion_list *head;
+    struct _completion_list *volatile head;
     struct _completion_list *last;
 #ifdef THREADED
     pthread_cond_t cond;