One user hit problems on SMP that are caused by long standing mxser
violations of the tty rules. Another report including problems with
request_irq being called with locks held (legal in 2.4 but not 2.6 due
to procfs). This fixes both of them
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>