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    SubjectRe: [linux-pm] suspend blockers & Android integration
    Date
    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.

    Agreed.

    Rafael


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