[pulseaudio-discuss] [PATCH] System-wide on recent kernels

Lennart Poettering lennart at poettering.net
Wed Jul 30 10:34:36 PDT 2008

On Sat, 26.07.08 13:01, Sean McNamara (smcnam at gmail.com) wrote:

> 0.9.11 (which I'm assuming contains this change) works for me in

Yes, 0.9.1 contains 5edbb57516835688b1a47a3e0813b3965b014db2

> system mode, for a very loose definition of "works". I can create and
> run streams and they play... eventually. The 2-second dropout at the
> start of the stream is still a mystery to me. tsched=0 reduces this
> from ~2 seconds to the duration of 1 fragment as declared in
> daemon.conf. But it's still a pop at the start of each stream.

Hmm, what client is sthis?

> With system mode disabled and tsched=0, I get zero dropouts on all but
> the most incompatible PA clients. But the need for tsched=0 is
> probably no surprise to you, since my card is based on Intel HDA.
> Since many of the HDA problems are bugs in ALSA, could you do a list
> announce once you are reasonably confident that patches have been
> applied to ALSA which allow us HDA'ers to turn on time-based
> scheduling? Filtering the alsa-devel commits for relevant patches
> takes hours, but I'm assuming any requisite fixes for this would
> probably be initiated by you... :)

I think for now that's only the three patches commited to alsa-lib
shortrly after 1.0.17.


Lennart Poettering                        Red Hat, Inc.
lennart [at] poettering [dot] net         ICQ# 11060553
http://0pointer.net/lennart/           GnuPG 0x1A015CC4

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