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SubjectRe: [RFC PATCHv2 1/4] drivers/otp: add initial support for OTP memory
On Sat, Mar 26, 2011 at 12:25:03PM +0100, Arnd Bergmann wrote:
> On Saturday 26 March 2011 00:28:47 Greg KH wrote:
>
> > Yes, that is how it used to be, but then it turns out that both of them
> > are really just "subsystems" as far as it all goes. They are just ways
> > that devices are bound to drivers in a logical manner. We have patches
> > floating around that get rid of both busses and classes to merge them
> > together, which is the end goal here. I know Kay has posted detailed
> > reasons for why this all is on lkml in the past, and had working code
> > about 5 years ago, it's just been slow going...
>
> How will that work? I suppose we can't really change the directory
> structure anyway, so to users it will still look like it does today,
> even if the kernel just uses the same code for bus and class internally.

Yes. But we can have symlinks instead of "real" /sys/class and
/sys/bus directories like we do for /sys/block today. All of the major
tools that use sysfs work properly with a /sys/subsystem/ setup today
thanks to Kay's efforts.

thanks,

greg k-h


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