bitbake: cooker: Clean up inotify idle handler

We no longer need to abstract the inotify callback handler, remove the
abstraction and simplify/clean up the code.

(Bitbake rev: af4ccab8acc49e91bf7647f209d69f4858618466)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/server/process.py

@@ -157,8 +157,7 @@ class ProcessServer():
     def wait_for_idle(self, timeout=30):
         # Wait for the idle loop to have cleared
         with self.idle_cond:
-            # FIXME - the 1 is the inotify processing in cooker which always runs
-            self.idle_cond.wait_for(lambda: len(self._idlefuns) <= 1, timeout)
+            self.idle_cond.wait_for(lambda: len(self._idlefuns) == 0, timeout)
 
     def main(self):
         self.cooker.pre_serve()
@@ -387,6 +386,8 @@ class ProcessServer():
             nextsleep = 0.1
             fds = []
 
+            self.cooker.process_inotify_updates()
+
             with bb.utils.lock_timeout(self._idlefuncsLock):
                 items = list(self._idlefuns.items())