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From: Rusty Russell <rusty@rustcorp.com.au>
To: Randy Dunlap <rdunlap@infradead.org>,
        Stephen Rothwell <sfr@canb.auug.org.au>
Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
        Amit Shah <amit.shah@redhat.com>,
        virtualization@lists.linux-foundation.org
Subject: Re: linux-next: Tree for Feb 13 (virtio_console)
In-Reply-To: <511BEC55.5090801@infradead.org>
References: <20130213193532.162080d7c0557a307ab451ac@canb.auug.org.au> <511BEC55.5090801@infradead.org>
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Date: Thu, 14 Feb 2013 13:30:37 +1030
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Randy Dunlap <rdunlap@infradead.org> writes:

> On 02/13/13 00:35, Stephen Rothwell wrote:
>> Hi all,
>> 
>> Changes since 20130212:
>
> on i386:
>
> drivers/built-in.o: In function `in_intr':
> virtio_console.c:(.text+0x2dd31): undefined reference to `hvc_poll'
> virtio_console.c:(.text+0x2dd41): undefined reference to `hvc_kick'
> drivers/built-in.o: In function `resize_console':
> virtio_console.c:(.text+0x2e26f): undefined reference to `__hvc_resize'
> drivers/built-in.o: In function `unplug_port':
> virtio_console.c:(.text+0x2e572): undefined reference to `hvc_remove'
> drivers/built-in.o: In function `init_port_console':
> (.text+0x2fe59): undefined reference to `hvc_alloc'
> drivers/built-in.o: In function `virtio_cons_early_init':
> (.init.text+0x16d1): undefined reference to `hvc_instantiate'
>
>
> Full randconfig file is attached.

This looks like an impossible config.  CONFIG_VIRTIO_CONSOLE=y, but
CONFIG_HVC_DRIVER isn't set.

>>From drivers/char/Kconfig:

        config VIRTIO_CONSOLE
        	tristate "Virtio console"
        	depends on VIRTIO
        	select HVC_DRIVER

???

Cheers,
Rusty.