[PATCH 0/3] follow-up to the unicode vt console series

This is a follow-up series with 3 patches in response to the following
messages respectively:

http://lkml.kernel.org/r/[email protected]

http://lkml.kernel.org/r/CAGXu5j+KLvJ-n_QRrfq15E8iO_rqfpp+K7PDAZHZMHcemy9y7g@mail.gmail.com

http://lkml.kernel.org/r/CAMuHMdUmC+uiKTEMotB83A86E1wEYrNF2qPf3kDACaW27D_NbA@mail.gmail.com

Those patches were tested on top of previous patches already in tty-next.
Please include in tty-next before next merge window.

Patch #1 was posted before. Only difference is that it now uses rate
limited printing.

Patch #2 is new, however it has been tested with the validation code
provided by patch #1. This also fixes a security issue.

Patch #3 is new and trivial.

Diffstat:

 Documentation/admin-guide/devices.txt | 16 +++++---
 drivers/tty/vt/vt.c                   | 57 +++++++++++++++++++++++++----
 2 files changed, 59 insertions(+), 14 deletions(-)