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From:Bjorn Munch Date:November 6 2012 12:51pm
Subject:bzr push into mysql-5.5-cluster-7.2 branch (bjorn.munch:4061 to 4062)
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 4062 Bjorn Munch	2012-11-06 [merge]
      merge server part of 14549809 from 5.5.8-release

    modified:
      include/mysql/thread_pool_priv.h
      sql/mysqld.cc
      sql/sql_list.h
 4061 Maitrayi Sabaratnam	2012-11-01 {clone-mysql-5.5.28-ndb-7.2.9-src-build} [merge]
      Merge 7.1->7.2

    modified:
      storage/ndb/src/kernel/blocks/qmgr/QmgrMain.cpp
=== modified file 'include/mysql/thread_pool_priv.h'
--- a/include/mysql/thread_pool_priv.h	2012-07-25 10:54:18 +0000
+++ b/include/mysql/thread_pool_priv.h	2012-08-28 14:13:03 +0000
@@ -62,24 +62,8 @@ void thd_set_mysys_var(THD *thd, st_my_t
 ulong  thd_get_net_wait_timeout(THD *thd);
 my_socket thd_get_fd(THD *thd);
 
-/* Interface class for  global thread  list iteration */
-class Thread_iterator
-{
-  public:
-    Thread_iterator() : m_iterator(threads) {}
-    THD* next()
-    {
-      THD* tmp = m_iterator++;
-      return tmp;
-    }
-  private:
-    /*
-      Don't allow copying  of this class.
-    */
-    Thread_iterator(const Thread_iterator&);
-    void operator=(const Thread_iterator&);
-    I_List_iterator<THD> m_iterator;
-};
+THD *first_global_thread();
+THD *next_global_thread(THD *thd);
 
 /* Print to the MySQL error log */
 void sql_print_error(const char *format, ...);

=== modified file 'sql/mysqld.cc'
--- a/sql/mysqld.cc	2012-10-22 13:09:36 +0000
+++ b/sql/mysqld.cc	2012-11-06 12:50:31 +0000
@@ -609,6 +609,21 @@ I_List<THD> threads;
 Rpl_filter* rpl_filter;
 Rpl_filter* binlog_filter;
 
+THD *first_global_thread()
+{
+  if (threads.is_empty())
+    return NULL;
+  return threads.head();
+}
+
+THD *next_global_thread(THD *thd)
+{
+  if (threads.is_last(thd))
+    return NULL;
+  struct ilink *next= thd->next;
+  return static_cast<THD*>(next);
+}
+
 struct system_variables global_system_variables;
 struct system_variables max_system_variables;
 struct system_status_var global_status_var;

=== modified file 'sql/sql_list.h'
--- a/sql/sql_list.h	2011-08-31 10:39:08 +0000
+++ b/sql/sql_list.h	2012-11-06 12:50:31 +0000
@@ -585,6 +585,9 @@ public:
   inline void empty() { first= &last; last.prev= &first; }
   base_ilist() { empty(); }
   inline bool is_empty() {  return first == &last; }
+  // Returns true if p is the last "real" object in the list,
+  // i.e. p->next points to the sentinel.
+  inline bool is_last(ilink *p) { return p->next == NULL || p->next == &last; }
   inline void append(ilink *a)
   {
     first->prev= &a->next;
@@ -660,6 +663,7 @@ class I_List :private base_ilist
 {
 public:
   I_List() :base_ilist()	{}
+  inline bool is_last(T *p)     { return base_ilist::is_last(p); }
   inline void empty()		{ base_ilist::empty(); }
   inline bool is_empty()        { return base_ilist::is_empty(); } 
   inline void append(T* a)	{ base_ilist::append(a); }

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bzr push into mysql-5.5-cluster-7.2 branch (bjorn.munch:4061 to 4062) Bjorn Munch16 Nov