Minor tweak

Author: javiereguiluz

performance.rst

@@ -102,9 +102,13 @@ Starting from PHP 7.4, OPcache can compile and load classes at start-up and
 make them available to all requests until the server is restarted, improving
 performance significantly.
 
-Symfony generates the file automatically with the list of classes to preload.
-The file path is the same as the file generated for the service container but
-with the ``preload`` suffix:
+During container compilation, Symfony generates the file with the list of
+classes to preload. The only requirement is that you need to set both
+``container.dumper.inline_factories`` and  ``container.dumper.inline_class_loader``
+parameters to ``true``.
+
+The preload file path is the same as the compiled service container but with the
+``preload`` suffix:
 
 .. code-block:: ini
 
@@ -113,10 +117,6 @@ with the ``preload`` suffix:
 
 .. _performance-configure-opcache:
 
-You need to set both parameters ``container.dumper.inline_factories`` and 
-``container.dumper.inline_class_loader`` to ``true`` to enable generating 
-the ``preload`` file during container compilation.
-
 Configure OPcache for Maximum Performance
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~