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

[Pavel Machek]

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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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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