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Re: [Qemu-devel] [PULL 1/6] audio/hda: create millisecond timers that ha

From: Gerd Hoffmann
Subject: Re: [Qemu-devel] [PULL 1/6] audio/hda: create millisecond timers that handle IO
Date: Wed, 27 Jun 2018 13:13:19 +0200
User-agent: NeoMutt/20180622


> Given the code runs under big qemu lock anyway the atomics are not
> needed, so we could drop just them.  I left them in nevertheless because
>   (a) we might want try run the code in a thread instead of using a timer, and
>   (b) I was too lazy to rewrite the code to drop the atomics.
> I'd prefer to keep option (a) ...

Well, experimented with that a bit. 

As long as the core audio system runs using qemu timers too moving to a
thread doesn't buy us much as any latency spikes in qemu will hit us no
matter what.

So, that point is moot.  I'll go drop the atomics.


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