On Mon, 27 Sep 2010, Rafael J. Wysocki wrote: > > How about adding another flag to the dev_pm_info structure, to indicate > > that the runtime callbacks may be called in interrupt context? > > > > Maybe that will lead to problems I haven't thought of. But if it seems > > okay to you, I can code it up easily enough. > > Hmm. I was thinking about adding a new RPM_ flag for that, like RPM_FASTPATH, > telling the PM core to assume the callbacks will not sleep and that the call > might be from interrupt handler. That might appear more flexible, but is there any advantage to it? That is, would there be a situation where the driver knows that the next callback won't sleep but in general the callback might sleep sometimes? It doesn't seem very likely. Kevin, do you have any feelings about this? Alan Stern _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
