Messages in this thread | | | From | Grant Likely <> | Date | Wed, 1 Feb 2012 14:26:14 -0700 | Subject | Re: [PATCH] drivercore: Output common devicetree information in uevent |
| |
On Wed, Feb 1, 2012 at 12:09 PM, Greg Kroah-Hartman <greg@kroah.com> wrote: > On Wed, Feb 01, 2012 at 11:39:04AM -0700, Grant Likely wrote: >> When userspace needs to find a specific device, it currently isn't easy to >> resolve a /sys/devices/ path from a specific device tree node. Nor is it >> easy to obtain the compatible list for devices. >> >> This patch generalizes the code that inserts OF_* values into the uevent >> device attribute so that any device that is attached to an OF node will >> have that information exported to userspace. Without this patch only >> platform devices and some powerpc-specific busses have access to this >> data. >> >> The original function also creates a MODALIAS property for the compatible >> list, but that code has not been generalized into the common case because >> it has the potential to break module loading on a lot of bus types. Bus >> types are still responsible for their own MODALIAS properties. > > So you are only adding new properties to be exported, not removing any > from any existing devices, right? > > If so, I have no objection to this at all, if you want to take this > through your tree for 3.4, please feel free to add: > > Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > Or I can take it through my driver-core tree, which ever is easiest for > you.
I'll take it via the devicetree branch. Thanks.
g. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |