Re: [RFC] EDAC and /sys/devices/system

[Greg KH <greg@kroah.com>]

On Fri, Nov 18, 2005 at 02:37:44PM -0800, Doug Thompson wrote:
> Well, I have been playing now with the sysdev class of
> APIs for installing objects into /sys/devices/system.
> Unforturnately, the capabilities of that do not
> provide me with what I was wanting for EDAC.
> 
> What I was wanting was an extra directory called
> 'edac'. In that directory was to be various types of
> edac devices (memory controller and PCI Parity to
> start)
> 
> In the directory /sys/devices/system:
> 
> edac/mc/mc0/<attr and controls>
> edac/mc/mc1/<attr and controls>
> edac/mc/<attr and controls>
> 
> and
> 
> edac/pci/<attr and controls>
> 
> This would allow for future edac components.
> 
> What I found out was that /sys/devices/system doesn't
> allow for nested subsystems. At least not from what I
> have read.

Why?  It should work just fine, you might need to export a variable that
isn't global, right?  It shouldn't be more complex than that.

thanks,

greg k-h