Re: RT scheduling and a way to make a process hang, unkillable

[Chris Friesen]

Peter Zijlstra wrote:
> On Tue, 2009-02-24 at 16:58 +0100, Andi Kleen wrote:
> > Dhaval Giani <dhaval@xxxxxxxxxxxxxxxxxx> writes:
> > >  		new->euid = euid;
> > > Index: linux-2.6/include/asm-generic/errno.h
> > > ===================================================================
> > > --- linux-2.6.orig/include/asm-generic/errno.h
> > > +++ linux-2.6/include/asm-generic/errno.h
> > > @@ -106,4 +106,6 @@
> > >  #define	EOWNERDEAD	130	/* Owner died */
> > >  #define	ENOTRECOVERABLE	131	/* State not recoverable */
> > >  
> > > +#define ENOTIME		132	/* No time available to run process */
> > It's normally not a good idea to add new errnos, because old glibc's
> > strerror()s won't know about it.
> >
> > There are also so many around that you surely will find an existing
> > one which sounds appropiate.
>
> Feel free to suggest one, I've read over all these error thingies
> several times and non really stood out.
>
> We tried ENOSPC, but people thought that weird too.

What about EDQUOT, as in "the user you're trying to become has no quota".

Chris
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