justification is solid.
When making an incompatible API change, one should, whenever possible,
-ensure that code which has not been updated is caught by the compiler.
+ensure that code which has not been updated is caught by the compiler.
This will help you to be sure that you have found all in-tree uses of that
interface. It will also alert developers of out-of-tree code that there is
a change that they need to respond to. Supporting out-of-tree code is not
something that kernel developers need to be worried about, but we also do
-not have to make life harder for out-of-tree developers than it it needs to
-be.
+not have to make life harder for out-of-tree developers than it needs to
+be.