diff options
| -rw-r--r-- | lib/bb/runqueue.py | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/bb/runqueue.py b/lib/bb/runqueue.py index 2a1299db3..886eef1f2 100644 --- a/lib/bb/runqueue.py +++ b/lib/bb/runqueue.py @@ -1975,11 +1975,19 @@ class RunQueueExecute: self.setbuildable(revdep) logger.debug(1, "Marking task %s as buildable", revdep) - for t in self.sq_deferred.copy(): + found = None + for t in sorted(self.sq_deferred.copy()): if self.sq_deferred[t] == task: - logger.debug(2, "Deferred task %s now buildable" % t) - del self.sq_deferred[t] - update_scenequeue_data([t], self.sqdata, self.rqdata, self.rq, self.cooker, self.stampcache, self, summary=False) + # Allow the next deferred task to run. Any other deferred tasks should be deferred after that task. + # We shouldn't allow all to run at once as it is prone to races. + if not found: + bb.note("Deferred task %s now buildable" % t) + del self.sq_deferred[t] + update_scenequeue_data([t], self.sqdata, self.rqdata, self.rq, self.cooker, self.stampcache, self, summary=False) + found = t + else: + bb.note("Deferring %s after %s" % (t, found)) + self.sq_deferred[t] = found def task_complete(self, task): self.stats.taskCompleted() |