On Mon, 10 Mar 2008, Randy Dunlap wrote: > drivers/built-in.o: In function `set_u32': > acer-wmi.c:(.text+0xb9bf6): undefined reference to `i8042_command' > make[1]: *** [vmlinux] Error 1 > make: *** [sub-make] Error 2 Does the patch below fix your build? From: Jiri Kosina <jkosina@xxxxxxx> Acer-wmi dependends on i8042 code. Signed-off-by: Jiri Kosina <jkosina@xxxxxxx> --- drivers/misc/Kconfig | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 982e27b..962817e 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -108,6 +108,7 @@ config ACER_WMI depends on ACPI depends on LEDS_CLASS depends on BACKLIGHT_CLASS_DEVICE + depends on SERIO_I8042 select ACPI_WMI ---help--- This is a driver for newer Acer (and Wistron) laptops. It adds -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html