Unable to build recent kernels

[Scott Long]

Robin P. Blanchard wrote:

> [snip]
> linking kernel.debug
> mp_machdep.o(.text+0x705): In function `init_secondary':
> /usr/src/sys/i386/i386/mp_machdep.c:518: undefined reference to
> `mem_range_AP_init'
> *** Error code 1
> 
> 

You need to include 'device mem' in your kernel config.  Look at
src/UPDATING and the GENERIC config file for devices that were recently
added.

Scott