On Thu, 25 Jan 2007 05:00:09 +0000
Matthew Garrett <[email protected]> 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.
That sounds like material for 2.6.20 as well as for 2.6.19.x.
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