[PATCH] Export tty_write_message() for GFS2 quota code

The kernel's existing quota code makes use of tty_write_message() to
inform the user of certain events. GFS2 also uses the same mechanism
so we export it here to avoid code duplication in GFS2.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

diff --cc kernel/printk.c
Simple merge