Messages in this thread | | | Subject | Re: [PATCH RESEND1 00/12] ALSA: vsnd: Add Xen para-virtualized frontend driver | From | Oleksandr Andrushchenko <> | Date | Fri, 18 Aug 2017 10:23:05 +0300 |
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On 08/18/2017 10:17 AM, Takashi Sakamoto wrote: > On Aug 18 2017 14:56, Oleksandr Andrushchenko wrote: >> Taking into account the fact that the backend we have is a user-space >> application >> running on top of ALSA/PulseAudio we cannot get HW pointers from actual >> hardware by any means (PulseAudio use-case is the most tough thing in >> equation) > > You mean that any alsa-lib or libpulse applications run on Dom0 as a > backend driver for the frontend driver on DomU? > No, the sound backend [1] is a user-space application (ALSA/PulseAudio client) which runs as a Xen para-virtual backend in Dom0 and serves all the frontends running in DomU(s). Other ALSA/PulseAudio clients in Dom0 are also allowed to run at the same time. > > Regards > > Takashi Sakamoto Thank you, Oleksandr
[1] https://github.com/xen-troops/snd_be
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