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Auto merge fixes for Bug#49020

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This commit is contained in:
He Zhenxing
2009-12-04 16:05:35 +08:00
parent 055030457e 30d2870a9c
commit e35e781680
7 changed files with 215 additions and 86 deletions
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35
sql/rpl_handler.cc
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@ -137,28 +137,53 @@ void delegates_destroy()
*/
#define FOREACH_OBSERVER(r, f, thd, args) \
param.server_id= thd->server_id; \
/*
Use a struct to make sure that they are allocated adjacent, check
delete_dynamic().
*/ \
struct { \
DYNAMIC_ARRAY plugins; \
/* preallocate 8 slots */ \
plugin_ref plugins_buffer[8]; \
} s; \
DYNAMIC_ARRAY *plugins= &s.plugins; \
plugin_ref *plugins_buffer= s.plugins_buffer; \
my_init_dynamic_array2(plugins, sizeof(plugin_ref), \
plugins_buffer, 8, 8); \
read_lock(); \
Observer_info_iterator iter= observer_info_iter(); \
Observer_info *info= iter++; \
for (; info; info= iter++) \
{ \
plugin_ref plugin= \
my_plugin_lock(thd, &info->plugin); \
my_plugin_lock(0, &info->plugin); \
if (!plugin) \
{ \
r= 1; \
/* plugin is not intialized or deleted, this is not an error */ \
r= 0; \
break; \
} \
insert_dynamic(plugins, (uchar *)&plugin); \
if (((Observer *)info->observer)->f \
&& ((Observer *)info->observer)->f args) \
{ \
r= 1; \
plugin_unlock(thd, plugin); \
sql_print_error("Run function '" #f "' in plugin '%s' failed", \
info->plugin_int->name.str); \
break; \
} \
plugin_unlock(thd, plugin); \
} \
unlock()
unlock(); \
/*
Unlock plugins should be done after we released the Delegate lock
to avoid possible deadlock when this is the last user of the
plugin, and when we unlock the plugin, it will try to
deinitialize the plugin, which will try to lock the Delegate in
order to remove the observers.
*/ \
plugin_unlock_list(0, (plugin_ref*)plugins->buffer, \
plugins->elements); \
delete_dynamic(plugins)
int Trans_delegate::after_commit(THD *thd, bool all)