Messages in this thread | | | Date | Sat, 8 Aug 2009 15:19:16 -0700 | From | Arjan van de Ven <> | Subject | Re: [PATCH] Driver Core: devtmpfs - kernel-maintained tmpfs-based /dev |
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On Wed, 5 Aug 2009 11:28:05 -0700 Greg KH <greg@kroah.com> wrote: > > and Arjan (who is doing about the fastest Linux boot anyone has and > > has better data than anyone else) > > We did this work based on Arjan's work. It solves a problem that > Moblin has as well, which is why Novell is using it for their > Moblin-based images they are shipping. It makes things go faster, > with a simpler userspace codepath, and we have the numbers as have > been previously posted.
Uhm.
> > plus > > > > > Eric has shown that just making the nodes is 0.06 seconds with > > > todays sysfs interface, and there is room for improvement, > > A 0.06 speedup is still a speedup, right? :)
it really is only this much. Do we need to post the program again that we use to make all dev nodes based on sysfs ? Including the flexibility to have non-default owners and permissions?
> Seriously, we saw much more than that, about 0.5 what I last > remember, Kay?
I would find that hard to believe, there isn't 0.5 on the table any which way you look at it.
-- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org
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