Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [RFD] Automatic suspend | Date | Tue, 17 Feb 2009 00:00:41 +0100 |
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On Monday 16 February 2009, Pavel Machek wrote: > Hi! > > > > Userland should never ever control the state of a device like this > > > directly. It should do so by a) closing the device and b) setting > > > latency / functional requirements. > > > > The user, however, may want to forcibly put a device into a low power state > > without stopping all of the applications that depend on it (eg. have it open). > > Do you think that we shouldn't allow users to do such things? > > I don't think we should do this... of you want device to be powered > down, just don't keep it open. revoke should be enough :-). > > ...one execption here is the disk driver; unmounting filesystems to > let the disk spin down is probably too heavy.
Well, I don't think it's viable to make any exceptions here. Either we do it or we don't. And the agreement appears to be that we don't.
Thanks, Rafael
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