powerpc/mm/book3s-64: Clean up some obsolete or misleading comments

No code changes.

Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Paul Mackerras 2016-02-22 13:41:12 +11:00 • committed by Michael Ellerman
commit 1ec3f93710
3 changed files with 12 additions and 14 deletions