On Tue, 27 Jul 2010 11:38:20 -0500 Steve French wrote: > On Tue, Jul 27, 2010 at 11:33 AM, Suresh Jayaraman <sjayaraman@xxxxxxx> wrote: > > On 07/27/2010 08:51 PM, Steve French wrote: > >> scripts/extract-ikconfig could be run against the image (or look at > >> /proc/config.gz) - but unless there is an easier way to view kernel > >> config options on particular distros via distro specific tools - > >> probably easier just to note that CONFIG_FSCACHE must be selected in > >> the kernel build (since it forces dependencies on the other kernel > >> options being set) > > > > Does something like > > $zcat /proc/config.gz | grep CONFIG_CIFS_FSCACHE > > > > might work on all distros? > > > > But, Jeff's idea of having a features file in /proc sounds good. Apart > > from using them as a reference to check in documentation, it could be a > > useful information while collecting debugging output as well..? > > Seems reasonable - but wondering if other file systems have run into the same > problem - how to view their build/config options - and how they have > solved it (if at all) so ccing fsdevel There is no guarantee that scripts/extract-ikconfig can find anything, or that proc/config.gz is present. The safe, sure-to-work thing to do is create some strings or files or whatever based on CONFIG_* kconfig symbols during kernel build, then those hints will be available at kernel run-time. --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
