[PATCH] root-hopping for pre-2.3.41-3

[Horst von Brand]

almesber en lrc.di.epfl.ch said:
> H. Peter Anvin wrote:
> > I therefore conclude that doing automatic stuff is pointless and
> > probably harmful.  The recommended sequence for root-switching will
> > then look something like (error checking omitted):

> Looks nice, but doesn't quite work. Think of the kernel threads. Some
> of them follow init, but things like rpciod and lockd don't. And there
> are probably plenty of others (USB ? msp3400 ? etc.).

I'd say go with the proposal of the fake root/cwd directory for kernel
threads that don't need access to the filesystem (all of them, I
guess). Cleanest way out, unless you allow them to live without root/cwd.
-- 
Dr. Horst H. von Brand                       mailto:vonbrand en inf.utfsm.cl
Departamento de Informatica                     Fono: +56 32 654431
Universidad Tecnica Federico Santa Maria              +56 32 654239
Casilla 110-V, Valparaiso, Chile                Fax:  +56 32 797513

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