The name of the file with additional kernel options must include the kernel series name. Otherwise the script in kernel/Dockerfile will not apply it. So the example file name should be `config-4.9.x-x86_64-foo` instead of `config-foo`.
The name of the file with additional kernel options must include
the kernel series name. Otherwise the script in kernel/Dockerfile
will not apply it. So the example file name should be
`config-4.9.x-x86_64-foo` instead of `config-foo`.

Signed-off-by: functor <06d2ebc8fa143beae5ca3f4d03e7ee904c6bacaa@gmail.com>

JohnnyLeone/linuxkit,rn/linuxkit,yankcrime/linuxkit,konstruktoid/linuxkit,konstruktoid/linuxkit,rn/linuxkit,linuxkit/linuxkit,YuPengZTE/linuxkit,furious-luke/linuxkit,JohnnyLeone/linuxkit,rn/linuxkit,ndauten/linuxkit,YuPengZTE/linuxkit,JohnnyLeone/linuxkit,ndauten/linuxkit,JohnnyLeone/linuxkit,linuxkit/linuxkit,yankcrime/linuxkit,yankcrime/linuxkit,djs55/linuxkit,linuxkit/linuxkit,deitch/linuxkit,JohnnyLeone/linuxkit,justincormack/linuxkit,justincormack/linuxkit,djs55/linuxkit,djs55/linuxkit,konstruktoid/linuxkit,ndauten/linuxkit,konstruktoid/linuxkit,justincormack/linuxkit,ndauten/linuxkit,YuPengZTE/linuxkit,linuxkit/linuxkit,deitch/linuxkit,furious-luke/linuxkit,deitch/linuxkit,rn/linuxkit,konstruktoid/linuxkit,ndauten/linuxkit,djs55/linuxkit,YuPengZTE/linuxkit,deitch/linuxkit,furious-luke/linuxkit,justincormack/linuxkit,furious-luke/linuxkit,yankcrime/linuxkit,djs55/linuxkit,furious-luke/linuxkit,rn/linuxkit,yankcrime/linuxkit,justincormack/linuxkit,linuxkit/linuxkit,yankcrime/linuxkit,YuPengZTE/linuxkit,justincormack/linuxkit,deitch/linuxkit,konstruktoid/linuxkit,ndauten/linuxkit,YuPengZTE/linuxkit