Re: [PATCH -mm] 2.6.23-rc4-mm1: kgdboe link errors

[Matt Mackall <mpm@selenic.com>]

On Wed, Sep 12, 2007 at 10:15:37AM -0700, Randy Dunlap wrote:
> On Wed, 12 Sep 2007 11:31:22 +0200 Jiri Slaby wrote:
> 
> > randconfig [1] causes this link errors:
> > ERROR: "netpoll_cleanup" [drivers/net/kgdboe.ko] undefined!
> > ERROR: "netpoll_setup" [drivers/net/kgdboe.ko] undefined!
> > ERROR: "netpoll_parse_options" [drivers/net/kgdboe.ko] undefined!
> > ERROR: "netpoll_poll" [drivers/net/kgdboe.ko] undefined!
> > ERROR: "netpoll_send_udp" [drivers/net/kgdboe.ko] undefined!
> > ERROR: "netpoll_set_trap" [drivers/net/kgdboe.ko] undefined!
> > make[2]: *** [__modpost] Error 1
> > make[1]: *** [modules] Error 2
> > make: *** [all] Error 2
> > 
> > [1] http://www.fi.muni.cz/~xslaby/sklad/1.config
> 
> 
> From: Randy Dunlap <randy.dunlap@oracle.com>
> 
> Fix kgdb build problems:
>   Building modules, stage 2.
> ERROR: "netpoll_cleanup" [drivers/net/kgdboe.ko] undefined!
> ERROR: "netpoll_setup" [drivers/net/kgdboe.ko] undefined!
> ERROR: "netpoll_parse_options" [drivers/net/kgdboe.ko] undefined!
> ERROR: "netpoll_poll" [drivers/net/kgdboe.ko] undefined!
> ERROR: "netpoll_send_udp" [drivers/net/kgdboe.ko] undefined!
> ERROR: "netpoll_set_trap" [drivers/net/kgdboe.ko] undefined!
> make[1]: *** [__modpost] Error 1
> 
> 
> Add 'select' for net-poll/console related config symbols, but
> make KGDBOE 'depend on' NET.  We don't want to 'select' CONFIG_NET,
> but if it is already enabled, the 'select's will enable the rest
> of the needed interfaces.
> 
> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
> ---
>  lib/Kconfig.kgdb |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> --- linux-2.6.23-rc4-mm1.orig/lib/Kconfig.kgdb
> +++ linux-2.6.23-rc4-mm1/lib/Kconfig.kgdb
> @@ -174,9 +174,11 @@ endchoice
>  
>  config KGDBOE
>  	tristate "KGDB: On ethernet" if !KGDBOE_NOMODULE
> -	depends on m && KGDB
> +	depends on m && KGDB && NET
> +	select NETCONSOLE

NETCONSOLE shouldn't be necessary. Otherwise this looks ok to my
kconfig-addled brain.

>  	select NETPOLL
>  	select NETPOLL_TRAP
> +	select NET_POLL_CONTROLLER
>  	help
>  	  Uses the NETPOLL API to communicate with the host GDB via UDP.
>  	  In order for this to work, the ethernet interface specified must

-- 
Mathematics is the supreme nostalgia of our time.
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