Messages in this thread | | | Date | Fri, 26 Jan 2007 12:41:40 -0800 | From | Greg KH <> | Subject | Re: [PATCH] Fix /sys/device/.../power/state regression |
| |
On Thu, Jan 25, 2007 at 05:00:09AM +0000, Matthew Garrett wrote: > In 2.6.19, support for splitting driver suspend and resume callbacks > into interrupt and non-interrupt contexts was added. Unfortunately, this > broke /sys/device/.../power/state support for all devices. In the long > run, this should be obsoleted by power management support in the > individual drivers - however, in the case of network drivers (for > example), currently only three drivers implement any sort of useful > run-time power management. > > This patch allows the bus driver to check whether a specific driver > requires the split. If not, the 2.6.18 functionality is restored. It > also alters feature-removals.txt to note that the deprecated > functionality should not be removed until a replacement actually exists.
Ick, no.
As stated before, it was broken in the past, and no userspace tools use it because of that. So it was disabled.
Or am I misstating that long thread? David, your thoughts?
thanks,
greg k-h - 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/
| |