Re: [PATCH -repost] kgdb: depends on VT

From: Jason Wessel
Date: Thu Mar 31 2016 - 08:02:07 EST

On 03/31/2016 03:29 AM, Jiri Slaby wrote:
With VT=n, the kernel build fails with:
drivers/built-in.o: In function `kgdboc_pre_exp_handler':
kgdboc.c:(.text+0x7b5aa): undefined reference to `fg_console'
kgdboc.c:(.text+0x7b5ce): undefined reference to `vc_cons'
kgdboc.c:(.text+0x7b5d5): undefined reference to `vc_cons'

kgdboc.o is built when KGDB_SERIAL_CONSOLE is set. So make
KGDB_SERIAL_CONSOLE depend on HW_CONSOLE which includes those symbols.

Acked-by: Jason Wessel <jason.wessel@xxxxxxxxxxxxx>

I'll put this in the kgdb-next branch and submit it to the upstream, unless it gets merged in another queue.