linux-kernel - [-mm patch] LGUEST must depend on NET

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Message-ID: <20070226222336.GC29575@stusta.de>
Date:	Mon, 26 Feb 2007 23:23:36 +0100
From:	Adrian Bunk <bunk@...sta.de>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Rusty Russell <rusty@...tcorp.com.au>
Cc:	linux-kernel@...r.kernel.org
Subject: [-mm patch] LGUEST must depend on NET

CONFIG_LGUEST=y, CONFIG_NET=n results in the following compile error:

<--  snip  -->

...
  LD      .tmp_vmlinux1
drivers/built-in.o: In function `lguestnet_close':
lguest_net.c:(.text+0x3b8de): undefined reference to `kfree_skb'
drivers/built-in.o: In function `fill_slot':
lguest_net.c:(.text+0x3ba08): undefined reference to `__alloc_skb'
drivers/built-in.o: In function `lguestnet_open':
lguest_net.c:(.text+0x3bada): undefined reference to `kfree_skb'
drivers/built-in.o: In function `lguestnet_start_xmit':
lguest_net.c:(.text+0x3bc03): undefined reference to `kfree_skb'
drivers/built-in.o: In function `lguestnet_rcv':
lguest_net.c:(.text+0x3bc61): undefined reference to `kfree_skb'
lguest_net.c:(.text+0x3bc6c): undefined reference to `skb_put'
lguest_net.c:(.text+0x3bc76): undefined reference to `eth_type_trans'
lguest_net.c:(.text+0x3bc94): undefined reference to `netif_rx'
drivers/built-in.o: In function `lguestnet_probe':
lguest_net.c:(.text+0x3bcdb): undefined reference to `alloc_etherdev'
lguest_net.c:(.text+0x3bcea): undefined reference to `ether_setup'
lguest_net.c:(.text+0x3bdc1): undefined reference to `register_netdev'
lguest_net.c:(.text+0x3be10): undefined reference to `unregister_netdev'
lguest_net.c:(.text+0x3be17): undefined reference to `free_netdev'
make[1]: *** [.tmp_vmlinux1] Error 1

<--  snip  -->

Signed-off-by: Adrian Bunk <bunk@...sta.de>

---
--- linux-2.6.20-mm2/arch/i386/Kconfig.old	2007-02-26 22:14:48.000000000 +0100
+++ linux-2.6.20-mm2/arch/i386/Kconfig	2007-02-26 22:15:51.000000000 +0100
@@ -258,7 +258,7 @@

 config LGUEST
 	tristate "Linux hypervisor example code"
-	depends on X86 && PARAVIRT && EXPERIMENTAL && !X86_PAE
+	depends on X86 && PARAVIRT && NET && EXPERIMENTAL && !X86_PAE
 	select LGUEST_GUEST
 	select HVC_DRIVER
 	---help---

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