On Wed, Dec 7, 2016 at 1:56 PM, Laura Abbott <[email protected]> wrote: > On 12/07/2016 01:35 PM, Arnd Bergmann wrote: >> On Wednesday, December 7, 2016 1:14:02 PM CET Olof Johansson wrote: >>>> >>>> - A "debug" fragment would be nice, to turn on common options that >>>> add a lot of useful runtime checks at the expense of performance >>>> or code size. >>> >>> Hmm, some of these might work but several useful debug options (in >>> particular DEBUG_LL for early errors) are per-system/platform. >> >> I was thinking mostly of architecture-independent options, i.e. >> the stuff that is in lib/Kconfig.debug but isn't too expensive >> to be run in a regular test environment. Enabling those >> for a build/boot automation environment would be particularly >> useful as you'd catch more bugs that get introduced through >> a random patch. >> >>>> - A "distro" fragment that turns on all loadable modules that are >>>> enabled by common distributions (e.g. two or more of >>>> debian/fedora/opensuse/gentoo), to let you build a drop-in >>>> replacement kernel for a shipping distro. This would also allow >>>> the distros to strip their own config files and just specify >>>> whatever differs from the others. >>> >>> Keeping this in sync with the distro kernel could be a bit awkward >>> (and possibly churny). >> >> It would certainly need buy-in from distro maintainers. I've discussed >> this with Laura Abbott in the past, and she was interested in >> principle. >> >> Arnd >> > > Yes, I've gotten the request from multiple people now about having > some Fedora config in mainline. I agree that churn and keeping in > sync would be a concern. For a first pass, I was going to propose > a minimal set of options that are unlikely to need to churn. Once > those are agreed on, everything else could become a separate .config. > My plan was to send a patch out around -rc2/-rc3 each cycle to sync > up.
That sounds reasonable to me -- we could add it as fedora_<something>_defconfig. Ideally just one per distro (for their multi-platform target), if possible. Makes sense to get coverage of this on builders, etc, as well. -Olof
