On 13 June 2011 06:32, Garrett Cooper <yaneg...@gmail.com> wrote: > On Sun, Jun 12, 2011 at 11:11 PM, Eir Nym <eir...@gmail.com> wrote: >> On 11 June 2011 22:17, Doug Barton <do...@freebsd.org> wrote: >>> Howdy, >>> >>> Per discussion on -arch and the svn list about improving boot time and >>> stripping down the kernel to just that-which-cannot-be-modularized I created >>> the attached script to kldload modules that don't need to be in loader.conf. >>> It cut quite a bit of time off my boot, so hopefully it will be useful to >>> others as well. >>> >>> To use it just put everything that is being _load'ed in loader.conf into >>> kld_list in rc.conf[.local]. For example, mine has: >>> >>> kld_list='umass coretemp ichwd linux nvidia if_wpi' >>> >>> If there is agreement that this is a good direction to go I'll be happy to >>> commit this along with the relevant /etc/defaults/rc.conf and rc.conf.5 >>> changes. >>> >> >> How do you would suggest set tunables, which are readonly or have no >> sysctl(8) equivalent after boot-time? AFAIK loader can't set tunable >> if module is not loaded at boot-time. > > Not true. Kernel tunables are really not that different (in > concept) from kernel-level environment variables. Certainly, they > would have less value if one's loading modules at boot (depending when > things are done -- i.e. how closely the sysctl pseudo service is run > to the proposed kld pseudo service), but sysctls can't be set until > the module (or respective OID leaf) has been created by the kernel > (somehow, i.e. via driver initialization, etc). > Thanks, > -Garrett > I see,
I use tunables and it will be great if I can add tunables for module while load them from user space with rc(8). _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"