module-pulse-tunnel: don't unload module from pulse thread

We are not allowed to call pipewire methods from any other thread than
the main thread so use invoke to schedule a module unload from the
pulseaudio thread.

Fixes some infinite loops when the work-queue list gets corrupted.
This commit is contained in:
Wim Taymans 2023-03-27 11:08:08 +02:00
parent a0457a3bdf
commit f6e25c239f

View file

@ -135,6 +135,7 @@ static const struct spa_dict_item module_props[] = {
struct impl {
struct pw_context *context;
struct pw_loop *main_loop;
#define MODE_SINK 0
#define MODE_SOURCE 1
@ -415,6 +416,20 @@ static int create_stream(struct impl *impl)
return 0;
}
static int
do_schedule_destroy(struct spa_loop *loop,
bool async, uint32_t seq, const void *data, size_t size, void *user_data)
{
struct impl *impl = user_data;
pw_impl_module_schedule_destroy(impl->module);
return 0;
}
void module_schedule_destroy(struct impl *impl)
{
pw_loop_invoke(impl->main_loop, do_schedule_destroy, 1, NULL, 0, false, impl);
}
static void context_state_cb(pa_context *c, void *userdata)
{
struct impl *impl = userdata;
@ -436,7 +451,7 @@ static void context_state_cb(pa_context *c, void *userdata)
break;
}
if (do_destroy)
pw_impl_module_schedule_destroy(impl->module);
module_schedule_destroy(impl);
}
static void stream_state_cb(pa_stream *s, void * userdata)
@ -458,7 +473,7 @@ static void stream_state_cb(pa_stream *s, void * userdata)
break;
}
if (do_destroy)
pw_impl_module_schedule_destroy(impl->module);
module_schedule_destroy(impl);
}
static void stream_read_request_cb(pa_stream *s, size_t length, void *userdata)
@ -958,6 +973,7 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
impl->module = module;
impl->context = context;
impl->main_loop = pw_context_get_main_loop(context);
spa_ringbuffer_init(&impl->ring);
impl->buffer = calloc(1, RINGBUFFER_SIZE);