Re: Attempted summary of suspend-blockers LKML thread, take two

Pavel Machek
2010-08-09T07:26:18Z

Hi!

> >I should have asked this earlier... What exactly are the apps'
> >compatibility constraints? Source-level APIs? Byte-code class-library
> >invocations? C/C++ dynamic linking? C/C++ static linking (in other
> >words, syscall)?
>
> For Java/Dalvik apps, the wakelock API is pertty high level -- it
> talks to a service via RPC (Binder) that actually interacts with the
> kernel. Changing the basic kernel<->userspace interface (within

Strange. Arve claimed that open/close is too slow, and few
microseconds faster ioctl is needed, and now we learn it actually uses
RPC.

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