mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-12-25 15:06:14 +01:00
Merge branch '3105-threaded-resolver-refs' into 'main'
gthreadedresolver: Fix race between source callbacks and finalize Closes #3105 See merge request GNOME/glib!3575
This commit is contained in:
commit
0398518d5e
@ -1422,10 +1422,17 @@ lookup_records_finish (GResolver *resolver,
|
||||
static gboolean
|
||||
timeout_cb (gpointer user_data)
|
||||
{
|
||||
GTask *task = G_TASK (user_data);
|
||||
LookupData *data = g_task_get_task_data (task);
|
||||
GWeakRef *weak_task = user_data;
|
||||
GTask *task = NULL; /* (owned) */
|
||||
LookupData *data;
|
||||
gboolean should_return;
|
||||
|
||||
task = g_weak_ref_get (weak_task);
|
||||
if (task == NULL)
|
||||
return G_SOURCE_REMOVE;
|
||||
|
||||
data = g_task_get_task_data (task);
|
||||
|
||||
g_mutex_lock (&data->lock);
|
||||
|
||||
should_return = g_atomic_int_compare_and_exchange (&data->will_return, NOT_YET, TIMED_OUT);
|
||||
@ -1443,6 +1450,8 @@ timeout_cb (gpointer user_data)
|
||||
g_cond_broadcast (&data->cond);
|
||||
g_mutex_unlock (&data->lock);
|
||||
|
||||
g_object_unref (task);
|
||||
|
||||
return G_SOURCE_REMOVE;
|
||||
}
|
||||
|
||||
@ -1452,10 +1461,17 @@ static gboolean
|
||||
cancelled_cb (GCancellable *cancellable,
|
||||
gpointer user_data)
|
||||
{
|
||||
GTask *task = G_TASK (user_data);
|
||||
LookupData *data = g_task_get_task_data (task);
|
||||
GWeakRef *weak_task = user_data;
|
||||
GTask *task = NULL; /* (owned) */
|
||||
LookupData *data;
|
||||
gboolean should_return;
|
||||
|
||||
task = g_weak_ref_get (weak_task);
|
||||
if (task == NULL)
|
||||
return G_SOURCE_REMOVE;
|
||||
|
||||
data = g_task_get_task_data (task);
|
||||
|
||||
g_mutex_lock (&data->lock);
|
||||
|
||||
g_assert (g_cancellable_is_cancelled (cancellable));
|
||||
@ -1473,9 +1489,18 @@ cancelled_cb (GCancellable *cancellable,
|
||||
g_cond_broadcast (&data->cond);
|
||||
g_mutex_unlock (&data->lock);
|
||||
|
||||
g_object_unref (task);
|
||||
|
||||
return G_SOURCE_REMOVE;
|
||||
}
|
||||
|
||||
static void
|
||||
weak_ref_clear_and_free (GWeakRef *weak_ref)
|
||||
{
|
||||
g_weak_ref_clear (weak_ref);
|
||||
g_free (weak_ref);
|
||||
}
|
||||
|
||||
static void
|
||||
run_task_in_thread_pool_async (GThreadedResolver *self,
|
||||
GTask *task)
|
||||
@ -1490,17 +1515,23 @@ run_task_in_thread_pool_async (GThreadedResolver *self,
|
||||
|
||||
if (timeout_ms != 0)
|
||||
{
|
||||
GWeakRef *weak_task = g_new0 (GWeakRef, 1);
|
||||
g_weak_ref_set (weak_task, task);
|
||||
|
||||
data->timeout_source = g_timeout_source_new (timeout_ms);
|
||||
g_source_set_static_name (data->timeout_source, "[gio] threaded resolver timeout");
|
||||
g_source_set_callback (data->timeout_source, G_SOURCE_FUNC (timeout_cb), task, NULL);
|
||||
g_source_set_callback (data->timeout_source, G_SOURCE_FUNC (timeout_cb), g_steal_pointer (&weak_task), (GDestroyNotify) weak_ref_clear_and_free);
|
||||
g_source_attach (data->timeout_source, GLIB_PRIVATE_CALL (g_get_worker_context) ());
|
||||
}
|
||||
|
||||
if (cancellable != NULL)
|
||||
{
|
||||
GWeakRef *weak_task = g_new0 (GWeakRef, 1);
|
||||
g_weak_ref_set (weak_task, task);
|
||||
|
||||
data->cancellable_source = g_cancellable_source_new (cancellable);
|
||||
g_source_set_static_name (data->cancellable_source, "[gio] threaded resolver cancellable");
|
||||
g_source_set_callback (data->cancellable_source, G_SOURCE_FUNC (cancelled_cb), task, NULL);
|
||||
g_source_set_callback (data->cancellable_source, G_SOURCE_FUNC (cancelled_cb), g_steal_pointer (&weak_task), (GDestroyNotify) weak_ref_clear_and_free);
|
||||
g_source_attach (data->cancellable_source, GLIB_PRIVATE_CALL (g_get_worker_context) ());
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user