On Mon, Jan 19, 2009 at 10:35:22PM +0100, Rafael J. Wysocki wrote: > On Monday 19 January 2009, Frederic Weisbecker wrote: > > On Mon, Jan 19, 2009 at 08:54:54PM +0100, Rafael J. Wysocki wrote: > > > From: Rafael J. Wysocki <rjw@xxxxxxx> > > > > > > Introduce boolean function system_entering_hibernation() returning > > > 'true' during the last phase of hibernation, in which devices are > > > being put into low power states and the sleep state (for example, > > > ACPI S4) is finally entered. > > > > > > Some device drivers need such a function to check if the system is > > > in the final phase of hibernation. In particular, some SATA drivers > > > are going to use it for blacklisting systems in which the disks > > > should not be spun down during the last phase of hibernation (the > > > BIOS will do that anyway). > > > > > > > Hi Rafael, > > > > Why not using the power event notifier? > > I'm not sure what you mean exactly, care to elaborate? Sorry, I just thought about using the pm_notifier to listen on the suspend/resume events to check the current hibernation state. > Anyway, however, this is a pretty old patch series and I'm not very much > interested in reworking it once again. If you think it can be made better, > please go on. :-) It was just a suggestion, or more likely a question for curiosity, not really a criticism since I didn't follow the discussions about these patches and the problem they solve :-) Thanks. > Thanks, > Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html