On PPC64 there is a build error with 2.6.19-rc2-mm2:
CC drivers/char/pty.o
drivers/char/tty_ioctl.c: In function `set_termios':
drivers/char/tty_ioctl.c:405: warning: passing arg 1 of `user_termio_to_kernel_termios' from incompatible pointer type
drivers/char/tty_ioctl.c: In function `get_termio':
drivers/char/tty_ioctl.c:445: warning: passing arg 2 of `kernel_termios_to_user_termio' from incompatible pointer type
drivers/char/tty_ioctl.c: In function `get_sgttyb':
drivers/char/tty_ioctl.c:498: error: structure has no member named `c_ispeed'
drivers/char/tty_ioctl.c:499: error: structure has no member named `c_ospeed'
make[2]: *** [drivers/char/tty_ioctl.o] Error 1
make[2]: *** Waiting for unfinished jobs....
Build log:
http://crucible.osdl.org/runs/2691/logs/ppc01/kernel.make.log
Config file:
http://crucible.osdl.org/runs/2691/sysinfo/ppc01.config
Bryce