[OpenWrt-Devel] [PATCH RFC 2/2] modules/netsupport: Add MPLS support / size

[Felix Fietkau]

On 2016-01-31 01:14, Andre Valentin wrote:
> Hi!
> 
> Am 30.01.2016 um 23:20 schrieb Felix Fietkau:
>> On 2016-01-30 23:14, André Valentin wrote:
>>> Add needed modules for MPLS support.
>>>
>>> Signed-off-by: André Valentin <avalentin at marcant.net>
>>> ---
>>>  package/kernel/linux/modules/netsupport.mk | 23 +++++++++++++++++++++++
>>>  1 file changed, 23 insertions(+)
>>>
>>> diff --git a/package/kernel/linux/modules/netsupport.mk b/package/kernel/linux/modules/netsupport.mk
>>> index 446996e..0215722 100644
>>> --- a/package/kernel/linux/modules/netsupport.mk
>>> +++ b/package/kernel/linux/modules/netsupport.mk
>>> @@ -1029,3 +1029,26 @@ define KernelPackage/rxrpc/description
>>>  endef
>>>  
>>>  $(eval $(call KernelPackage,rxrpc))
>>> +
>>> +define KernelPackage/mpls
>>> +  SUBMENU:=$(NETWORK_SUPPORT_MENU)
>>> +  TITLE:=MPLS support
>>> +  KCONFIG:= \
>>> +	CONFIG_MPLS \
>>> +	CONFIG_NET_MPLS_GSO=m \
>>> +	CONFIG_MPLS_ROUTING=m \
>>> +	CONFIG_MPLS_IPTUNNEL=m
>>> +  FILES:= \
>>> +	$(LINUX_DIR)/net/mpls/mpls_gso.ko \
>>> +	$(LINUX_DIR)/net/mpls/mpls_iptunnel.ko \
>>> +	$(LINUX_DIR)/net/mpls/mpls_router.ko
>>> +  AUTOLOAD:=$(call AutoLoad,30,mpls_router mpls_iptunnel mpls_gso)
>>> +  DEPENDS:=+ at KERNEL_MPLS + at KERNEL_LWTUNNEL 
>>> +endef
>> Since this is causing some code to be built into the kernel image,
>> please do a measurement of how much it adds.
> 
> Sorry, forgot this. Here are the numbers:
> 
> Size of the modules:
> mpls_gso.ko:    3101 Bytes
> mpls_iptunnel:  4367 Bytes
> mpls_router:   17451 Bytes
> ---------------------------
> modules total: 24.3 KiB
I mean the kernel image size increase (before and after selecting MPLS
support), I don't care much about the modules size.

Thanks,

- Felix
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