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SubjectRe: [linux-pm] suspend blockers & Android integration
On Thursday, June 10, 2010, Alan Stern wrote:
> On Thu, 10 Jun 2010, Rafael J. Wysocki wrote:
> > Moreover, having thought a bit more about the "power manager in user space"
> > concept I'm not sure if it really is that better than the original wakelocks
> > idea. Namely, it only repaces a kernel-based mechanism with a user space
> > task doing basically the same thing, but the communication between that task
> > and the other cooperating user space tasks is arguably more complicated (it
> > also uses the kernel resources, although indirectly).
> That is all true. The "power manager in userspace" was meant to prove
> a point: that this _could_ be done without invasive changes to the
> kernel. It wasn't necessarily meant to be a _better_ solution.
> > So, for a phone-like system, where you'd generally want to simplify user space,
> > having a "power manager" in the kernel seems to make sense to me.
> This is a judgment call. Obviously different people have different
> opinions.



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