[LEDE-DEV] target-specific defaults

[Daniel Dickinson]

On Sun, 31 Jul 2016 13:28:24 +0200
Daniel Golle <daniel at makrotopia.org> wrote:

> hi!
> 
> i believe that on some targets it would be nice to have cgroups,
> namespaces, seccomp and misc stuff needed for LXC as well as systemd-
> based guests enabled by default.
> currently there is only a single default for those CONFIG_KERNEL_*
> symbols and changing Config-kernel.in to have them selected on
> specific targets feels like the wrong place.
> thus my question: can we introduce FEATURE flags similar to low_mem
> and small_flash, such as massive_ram and abundant_flash to indicate
> that it doesn't make sense to be too stingy on specific (sub-)target?
> could the present of such FEATURE flags influence the defaults in
> config/Config-*.in?
> on another page this infrastructure could also be done via DEVICE_TYPE
> (see target.mk), however, that assumes that all devices of a specific
> target belong to the same type, which isn't true e.g. on mvebu which
> is commonly used for routers as well as NAS devices ranging from a
> few megs of SPI NOR up to hundreds of megs of NAND.
> 
> what do you think? i reckon there are also other places where defaults
> should diverge e.g. for having debugging stuff built-in by default or
> have more generous busybox defaults.
> 

I agree totally.  Another possible inclusion are the POSIX ACL stuff
(which actually is not very big and even an 8/128 router handles it
fine).

Regards,

Daniel