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tests/thread: Quit main loop in idle callback if in impl thread

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This isn't a problem for user space threads, as there are no race
conditions, but when kernel thread support is introduced, we must make
sure that e.g. the main loop is actually running before quitting it.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2777>
This commit is contained in:
Jonas Ådahl 2021-06-11 09:50:59 +02:00
parent 50b0d8cb18
commit 261624538c
1 changed files with 23 additions and 2 deletions
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25
src/tests/native-thread.c
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@ -32,6 +32,27 @@
static MetaContext *test_context;
static MetaThread *test_thread;
static gboolean
quit_main_loop (gpointer user_data)
{
GMainLoop *loop = user_data;
g_main_loop_quit (loop);
return G_SOURCE_REMOVE;
}
static void
quit_main_loop_in_idle (GMainLoop *loop)
{
GSource *idle_source;
idle_source = g_idle_source_new ();
g_source_set_callback (idle_source, quit_main_loop, loop, NULL);
g_source_attach (idle_source, g_main_loop_get_context (loop));
g_source_unref (idle_source);
}
static gpointer
impl_func (MetaThreadImpl *thread_impl,
gpointer user_data,
@ -111,7 +132,7 @@ dispatch_pipe (MetaThreadImpl *thread_impl,
sizeof (pipe_data->read_value)),
==,
sizeof (pipe_data->read_value));
g_main_loop_quit (pipe_data->loop);
quit_main_loop_in_idle (pipe_data->loop);
g_source_destroy (pipe_data->source);
g_source_unref (pipe_data->source);
@ -171,7 +192,7 @@ idle_data_destroy (gpointer user_data)
g_assert_cmpint (idle_data->state, ==, 2);
idle_data->state = 3;
g_main_loop_quit (idle_data->loop);
quit_main_loop_in_idle (idle_data->loop);
}
static gpointer