Re: [-mm patch] EXIT_CONNECTOR and FORK_CONNECTOR must depend on NET

[Evgeniy Polyakov]

On Sun, Jul 17, 2005 at 10:48:20PM +0200, Adrian Bunk (bunk@xxxxxxxxx) wrote:
> If you select some variable, you have to ensure that the dependencies of 
> the select'ed variable are fulfilled.

Correct, thank you.
I've add Guillaume Thouvenin (author) to Cc: list.

> This patch fixes the following link error:
> 
> <--  snip  -->
> 
> ...
>   LD      .tmp_vmlinux1
> drivers/built-in.o: In function `cn_netlink_send':
> : undefined reference to `alloc_skb'
> drivers/built-in.o: In function `cn_netlink_send':
> : undefined reference to `netlink_broadcast'
> drivers/built-in.o: In function `cn_netlink_send':
> : undefined reference to `__kfree_skb'
> drivers/built-in.o: In function `cn_netlink_send':
> : undefined reference to `skb_over_panic'
> drivers/built-in.o: In function `cn_rx_skb':
> connector.c:(.text+0x20d809): undefined reference to `__kfree_skb'
> drivers/built-in.o: In function `cn_input':
> connector.c:(.text+0x20d91e): undefined reference to `skb_dequeue'
> drivers/built-in.o: In function `cn_init':
> connector.c:(.text+0x20dedc): undefined reference to 
> `netlink_kernel_create'
> connector.c:(.text+0x20df67): undefined reference to `sock_release'
> drivers/built-in.o: In function `kfree_skb':
> connector.c:(.text+0x20d756): undefined reference to `__kfree_skb'
> drivers/built-in.o: In function `cn_rx_skb':
> connector.c:(.text+0x20d7c8): undefined reference to `__kfree_skb'
> connector.c:(.text+0x20d87e): undefined reference to `__kfree_skb'
> drivers/built-in.o: In function `cn_fini':
> connector.c:(.text+0x20dfae): undefined reference to `sock_release'
> drivers/built-in.o: In function `w1_alloc_dev':
> make: *** [.tmp_vmlinux1] Error 1
> 
> <--  snip  -->
> 
> 
> Signed-off-by: Adrian Bunk <bunk@xxxxxxxxx>
> 
> --- linux-2.6.13-rc3-mm1-full/drivers/connector/Kconfig.old	2005-07-17 22:35:33.000000000 +0200
> +++ linux-2.6.13-rc3-mm1-full/drivers/connector/Kconfig	2005-07-17 22:36:12.000000000 +0200
> @@ -1,35 +1,37 @@
>  menu "Connector - unified userspace <-> kernelspace linker"
>  
>  config CONNECTOR
>  	tristate "Connector - unified userspace <-> kernelspace linker"
>  	depends on NET
>  	---help---
>  	  This is unified userspace <-> kernelspace connector working on top
>  	  of the netlink socket protocol.
>  
>  	  Connector support can also be built as a module.  If so, the module
>  	  will be called cn.ko.
>  
>  config EXIT_CONNECTOR
>  	bool "Enable exit connector"
> +	depends on NET
>  	select CONNECTOR
>  	default y
>  	---help---
>  	  It adds a connector in kernel/exit.c:do_exit() function. When a exit
>  	  occurs, netlink is used to transfer information about the process and
>  	  its parent. This information can be used by a user space application.
>  	  The exit connector can be enable/disable by sending a message to the
>  	  connector with the corresponding group id.
>  
>  config FORK_CONNECTOR
>  	bool "Enable fork connector"
> +	depends on NET
>  	select CONNECTOR
>  	default y
>  	---help---
>  	  It adds a connector in kernel/fork.c:do_fork() function. When a fork
>  	  occurs, netlink is used to transfer information about the parent and
>  	  its child. This information can be used by a user space application.
>  	  The fork connector can be enable/disable by sending a message to the
>  	  connector with the corresponding group id.
>  
>  endmenu

-- 
	Evgeniy Polyakov
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