Messages in this thread | | | Subject | Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8) | From | Peter Zijlstra <> | Date | Thu, 27 May 2010 17:34:39 +0200 |
| |
On Thu, 2010-05-27 at 16:33 +0100, Alan Cox wrote: > On Thu, 27 May 2010 17:09:16 +0200 > Peter Zijlstra <peterz@infradead.org> wrote: > > > On Thu, 2010-05-27 at 11:06 -0400, Alan Stern wrote: > > > > > > Opportunistic suspends are okay. > > > > > > The proposed userspace API is too Android-specific. > > > > I would argue opportunistic suspends are not ok, and therefore the > > proposed API is utterly irrelevant. > > Assuming you are happy that opportunistically entering C6 and the like is > ok via ACPI can you explain why you have a problem with opportunistic > suspend and why it is different to a very deep sleep CPU state such as we > have now (and which on many embedded platforms we deal with *is* sleeping > external devices too)
Agreed, but I understood the opportunistic suspend line from Alan Stern to mean the echo opportunistic > /sys/power/foo thing.
If you view it as an extra deep idle state I have no problem with it (because its simply an idle state, nothing magic about those).
| |