Re: [PATCH] [request for inclusion] Realtime LSM

[Arjan van de Ven]

On Mon, 2005-01-03 at 14:03 +0000, Christoph Hellwig wrote:
> On Wed, Dec 29, 2004 at 09:43:22PM -0500, Lee Revell wrote:
> > The realtime LSM has been previously explained on this list.  Its
> > function is to allow selected nonroot users to run RT tasks.  The most
> > common application is low latency audio with JACK, http://jackit.sf.net.
> > 
> > Several people have reported that 2.6.10 is the best kernel yet for
> > audio latency, see
> > http://ccrma-mail.stanford.edu/pipermail/planetccrma/2004-December/007341.html.    If the realtime LSM were merged, then this would be the last step to making low latency audio work well with the stock kernel.
> > 
> > We (the authors and the Linux audio community) would like to request its
> > inclusion in the next -mm release, with the eventual goal of having it
> > in mainline.
> > 
> > This is identical to the last version Jack O'Quin posted (but didn't cc:
> > Andrew, or make clear that we would like this added to -mm), so I
> > preserved his Signed-Off-By.
> 
> This is far too specialized.  And option to the capability LSM to grant 
> capabilities to certain uids/gids sounds like the better choise - and
> would also allow to get rid of the magic hugetlb uid horrors.
those can go away anyway now that there is an rlimit to achieve the
exact same thing.....

I can see the point of making an rlimit like thing instead for both the
nice levels allowed and maybe the "can do rt" bit


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