Corrected some ReST tags

celery/platform.py

@@ -50,7 +50,7 @@ def install_signal_handler(signal_name, handler):
 def set_process_title(progname, info=None):
     """Set the ps name for the currently running process.
 
-    Only works if :mod`setproctitle` is installed.
+    Only works if :mod:`setproctitle` is installed.
 
     """
     proctitle = "[%s]" % progname

docs/userguide/tasks.rst

@@ -198,7 +198,7 @@ Task options
 * max_retries
 
     The maximum number of attempted retries before giving up.
-    If this is exceeded the :exc`~celery.exceptions.MaxRetriesExceeded`
+    If this is exceeded the :exc:`~celery.exceptions.MaxRetriesExceeded`
     exception will be raised. Note that you have to retry manually, it's
     not something that happens automatically.