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Merge branch 'thread-pool-initialization-logic' into 'master'

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Fix initialization logic of GThreadPool if the first created pool is an exclusive one

Closes #2012

See merge request GNOME/glib!1340
This commit is contained in:
Philip Withnall 2020-01-27 09:39:59 +00:00
commit 93607c4137
1 changed files with 33 additions and 34 deletions
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5
glib/gthreadpool.c
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@ -579,8 +579,8 @@ g_thread_pool_new (GFunc func,
G_LOCK (init); G_LOCK (init);
if (!unused_thread_queue) if (!unused_thread_queue)
{
unused_thread_queue = g_async_queue_new (); unused_thread_queue = g_async_queue_new ();
/* For the very first non-exclusive thread-pool we remember the thread /* For the very first non-exclusive thread-pool we remember the thread
* scheduler settings of the thread creating the pool, if supported by * scheduler settings of the thread creating the pool, if supported by
* the GThread implementation. This is then used for making sure that * the GThread implementation. This is then used for making sure that
@ -603,7 +603,7 @@ g_thread_pool_new (GFunc func,
* are created immediately below and are running forever, so they will * are created immediately below and are running forever, so they will
* automatically inherit the scheduler settings from this very thread. * automatically inherit the scheduler settings from this very thread.
*/ */
if (!exclusive) if (!exclusive && !have_shared_thread_scheduler_settings && !spawn_thread_queue)
{ {
if (g_thread_get_scheduler_settings (&shared_thread_scheduler_settings)) if (g_thread_get_scheduler_settings (&shared_thread_scheduler_settings))
{ {
@ -616,7 +616,6 @@ g_thread_pool_new (GFunc func,
g_thread_new ("pool-spawner", g_thread_pool_spawn_thread, NULL); g_thread_new ("pool-spawner", g_thread_pool_spawn_thread, NULL);
} }
} }
}
G_UNLOCK (init); G_UNLOCK (init);
if (retval->pool.exclusive) if (retval->pool.exclusive)