Some users have reported problems with the I2O subsystem, which was
caused by the timeout to fetch the LCT.

- increases the timeout for I2O LCT_GET.  On some systems the time to get
  a reply from the I2O controller is longer then the timeout to wait.
Signed-off-by: Markus Lidel <Markus.Lidel@shadowconnect.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>