kenmirrors/asterisk
1
0
Fork 0
mirror of https://github.com/asterisk/asterisk.git synced 2025-11-03 20:38:59 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add auto-increment option and accompanying test.

Browse Source 
This allows for the threadpool to automatically grow if tasks
are pushed to it and no idle threads are currently available.



git-svn-id: https://origsvn.digium.com/svn/asterisk/team/mmichelson/threadpool@377803 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Michelson
2012-12-11 16:34:00 +00:00
parent 29fc122783
commit 8760e32ae3
3 changed files with 109 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
main/threadpool.c
View File

@@ -416,7 +416,7 @@ static struct task_pushed_data *task_pushed_data_alloc(struct ast_threadpool *po
/*!
* \brief Activate idle threads
*
* This function always returns CMP_MATCH because all threads that this
* This function always returns CMP_MATCH because all workers that this
* function acts on need to be seen as matches so they are unlinked from the
* list of idle threads.
*
@@ -425,7 +425,7 @@ static struct task_pushed_data *task_pushed_data_alloc(struct ast_threadpool *po
* \param arg The pool where the worker belongs
* \retval CMP_MATCH
*/
static int activate_threads(void *obj, void *arg, int flags)
static int activate_thread(void *obj, void *arg, int flags)
{
struct worker_thread *worker = obj;
struct ast_threadpool *pool = arg;
@@ -435,6 +435,8 @@ static int activate_threads(void *obj, void *arg, int flags)
return CMP_MATCH;
}
static void grow(struct ast_threadpool *pool, int delta);
/*!
* \brief Queued task called when tasks are pushed into the threadpool
*
@@ -451,8 +453,13 @@ static int queued_task_pushed(void *data)
int was_empty = tpd->was_empty;
pool->listener->callbacks->task_pushed(pool, pool->listener, was_empty);
ao2_callback(pool->idle_threads, OBJ_UNLINK | OBJ_NOLOCK | OBJ_NODATA | OBJ_MULTIPLE,
activate_threads, pool);
if (ao2_container_count(pool->idle_threads) == 0 && pool->options.auto_increment > 0) {
grow(pool, pool->options.auto_increment);
} else {
ao2_callback(pool->idle_threads, OBJ_UNLINK | OBJ_NOLOCK | OBJ_NODATA,
activate_thread, pool);
}
threadpool_send_state_changed(pool);
ao2_ref(tpd, -1);
return 0;
}