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context: make sure we clear the visited flag

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Do a separate pass to clear the visited flag of the nodes because
collect_nodes might set them after we cleared them.
This commit is contained in:
Wim Taymans 2022-04-20 10:43:57 +02:00
parent d0886a16a2
commit e21efd40bb
1 changed files with 25 additions and 27 deletions
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52
src/pipewire/context.c
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@ -1179,39 +1179,37 @@ again:
/* now go through all available nodes. The ones we didn't visit
* in collect_nodes() are not linked to any driver. We assign them
* to either an active driver of the first driver */
* to either an active driver or the first driver */
spa_list_for_each(n, &context->node_list, link) {
if (n->exported)
struct pw_impl_node *t;
if (n->exported || n->visited)
continue;
if (!n->visited) {
struct pw_impl_node *t;
pw_log_debug("%p: unassigned node %p: '%s' active:%d want_driver:%d target:%p",
context, n, n->name, n->active, n->want_driver, target);
pw_log_debug("%p: unassigned node %p: '%s' active:%d want_driver:%d target:%p",
context, n, n->name, n->active, n->want_driver, target);
t = n->want_driver && n->active ? target : NULL;
if (t != NULL) {
pw_impl_node_set_driver(n, t);
/* we configured a driver, move all linked
* nodes to it as well */
if (n->always_process)
t->passive = false;
collect_nodes(context, n);
if (!n->always_process && n->passive)
/* nothing active and node doesn't need to be
* scheduled, remove from driver again and
* stop */
t = NULL;
}
if (t == NULL) {
/* no driver, make sure the node stops */
pw_impl_node_set_driver(n, NULL);
ensure_state(n, false);
}
t = n->want_driver && n->active ? target : NULL;
if (t != NULL) {
pw_impl_node_set_driver(n, t);
/* we configured a driver, move all linked
* nodes to it as well */
if (n->always_process)
t->passive = false;
collect_nodes(context, n);
if (!n->always_process && n->passive)
/* nothing active and node doesn't need to be
* scheduled, remove from driver again and
* stop */
t = NULL;
}
if (t == NULL) {
/* no driver, make sure the node stops */
pw_impl_node_set_driver(n, NULL);
ensure_state(n, false);
}
n->visited = false;
}
spa_list_for_each(n, &context->node_list, link)
n->visited = false;
/* assign final quantum and set state for followers and drivers */
spa_list_for_each(n, &context->driver_list, driver_link) {