[alsa-devel] [PATCH 5/6] compress: add the core file

Nallasellan, Singaravelan singaravelan.nallasellan at intel.com
Tue Dec 6 09:07:35 CET 2011

> >
> > Even the thread which actually writes the data to ring buffer may not
> > have the idea of frames So the start threshold does not require to be
> > on frame boundaries. It is just to avoid START when the buffer is
> > written with the data. If the write gives more data than the ring buffer, write will
> not unblock and the user space application may not be able to call START.
> > This will be an issue if you go for non-blocking implementation.
> > Otherwise, START should be called in another thread than the thread which writes
> the data.
> You are confusing kernel API to user space stuff. Please stick to kernel API discussion
> here. Nevertheless above has nothing to do with threshold question!
I don’t think you understood my point. It is the kernel implementation which impacts the user space

> --
> ~Vinod

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