[Cake] CAKE build failure on Linux 4.2.2

[Loganaden Velvindron]

I have a patch brewing. I will ask for a pull-request in a few hours :)



On Thu, Oct 8, 2015 at 10:57 AM, Loganaden Velvindron <loganaden at gmail.com>
wrote:

> Hi guys,
>
> It appears that there are issues with building CAKE on a Linux kernel
> 4.2.2, due to relying on API that weren't released for the 4.2.2 release.
> Perhaps the solution would be to either not support the 4.2.2 release or
> use #ifdefs.
>
>  Here are the errors:
>
> make -C /lib/modules/4.2.2-1-ARCH/build SUBDIRS=/home/logan/sch_cake
> modules
> make[1]: Entering directory '/usr/lib/modules/4.2.2-1-ARCH/build'
>   CC [M]  /home/logan/sch_cake/sch_cake.o
> /home/logan/sch_cake/sch_cake.c: In function ‘cake_hash’:
> /home/logan/sch_cake/sch_cake.c:253:8: error:
> ‘FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL’ undeclared (first use in this
> function)
>         FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL);
>         ^
> /home/logan/sch_cake/sch_cake.c:253:8: note: each undeclared identifier is
> reported only once for each function it appears in
> /home/logan/sch_cake/sch_cake.c:252:2: error: too many arguments to
> function ‘skb_flow_dissect_flow_keys’
>   skb_flow_dissect_flow_keys(skb, &keys,
>   ^
> In file included from include/linux/skbuff.h:37:0,
>                  from /home/logan/sch_cake/sch_cake.c:46:
> include/net/flow_dissector.h:173:20: note: declared here
>  static inline bool skb_flow_dissect_flow_keys(const struct sk_buff *skb,
>                     ^
> scripts/Makefile.build:264: recipe for target
> '/home/logan/sch_cake/sch_cake.o' failed
> make[2]: *** [/home/logan/sch_cake/sch_cake.o] Error 1
> Makefile:1386: recipe for target '_module_/home/logan/sch_cake' failed
> make[1]: *** [_module_/home/logan/sch_cake] Error 2
> make[1]: Leaving directory '/usr/lib/modules/4.2.2-1-ARCH/build'
> Makefile:7: recipe for target 'default' failed
>
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