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Fix a variety of ref counting issues

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This patch resolves a number of ref leaks that occur primarily on Asterisk
shutdown.  It adds a variety of shutdown routines to core portions of
Asterisk such that they can reclaim resources allocate duringd initialization.

Review: https://reviewboard.asterisk.org/r/2137
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Merged revisions 374177 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 374178 from http://svn.asterisk.org/svn/asterisk/branches/10
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Merged revisions 374196 from http://svn.asterisk.org/svn/asterisk/branches/11


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@374197 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Matthew Jordan
2012-10-02 01:47:16 +00:00
parent 4e228fce03
commit a094707d51
24 changed files with 366 additions and 24 deletions
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27
main/ccss.c
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@@ -4520,6 +4520,31 @@ static struct ast_cli_entry cc_cli[] = {
AST_CLI_DEFINE(handle_cc_kill, "Kill a CC transaction"),
};
static void cc_shutdown(void)
{
ast_devstate_prov_del("ccss");
ast_cc_agent_unregister(&generic_agent_callbacks);
ast_cc_monitor_unregister(&generic_monitor_cbs);
ast_unregister_application(cccancel_app);
ast_unregister_application(ccreq_app);
if (cc_sched_context) {
ast_sched_context_destroy(cc_sched_context);
cc_sched_context = NULL;
}
if (cc_core_taskprocessor) {
cc_core_taskprocessor = ast_taskprocessor_unreference(cc_core_taskprocessor);
}
if (generic_monitors) {
ao2_t_ref(generic_monitors, -1, "Unref generic_monitor container in cc_shutdown");
generic_monitors = NULL;
}
if (cc_core_instances) {
ao2_t_ref(cc_core_instances, -1, "Unref cc_core_instances container in cc_shutdown");
cc_core_instances = NULL;
}
}
int ast_cc_init(void)
{
int res;
@@ -4557,5 +4582,7 @@ int ast_cc_init(void)
initialize_cc_devstate_map();
res |= ast_devstate_prov_add("ccss", ccss_device_state);
ast_register_atexit(cc_shutdown);
return res;
}