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Date: Tue, 13 Mar 2007 16:02:23 -0400
From: "Lee Revell" <rlrevell@joe-job.com>
To: "Chris Friesen" <cfriesen@nortel.com>
Subject: Re: [ck] RSDL v0.30 cpu scheduler for mainline kernels
Cc: "Ash Milsted" <thatistosayiseenem@gawab.com>,
       "Con Kolivas" <kernel@kolivas.org>,
       "linux kernel mailing list" <linux-kernel@vger.kernel.org>,
       "ck list" <ck@vds.kolivas.org>
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On 3/13/07, Chris Friesen <cfriesen@nortel.com> wrote:
> Lee Revell wrote:
>
> > Sounds like Wengophone is broken.  It should be using RT threads for
> > time critical work, as JACK and Ardour2 are doing.
>
> If the app has root privileges to set RT policy, then it could also set
> deeply negative nice values as well.
>
> Doesn't reallly help the regular user with no privileges.

Well this was supposed to be solved by RLIMIT_NICE and RLIMIT_RTPRIO
which went into mainline about a year ago but distros have been very
slow to pick up the new PAM, glibc and bash packages.  We don't have a
clear picture yet of what defaults the distros will ship.

Lee