Arjan van de Ven <[email protected]> wrote:
>
> On Fri, Nov 04, 2005 at 09:42:12AM -0800, Andrew Morton wrote:
> > Andreas Herrmann <[email protected]> wrote:
> > >
> > > Obviously you missed the point that (depending on the compiler version,
> > > options etc.) do_move_mount() and do_add_mount() can be inlined.
> >
> > I think we found a way of preventing the 3.x compiler from doing that. Arjan,
> > do you recall where we ended up with that problem?
>
> it was mostly caused by -funit-at-a-time that caused 3.x to go haywire. You
> need to turn that off in general.
In that case, does s390 still have a problem that we need to be solving here?
(s390 doesn't implement CONFIG_DEBUG_STACK_USAGE. Suggest you do so, then
stick a dump_stack() into do_exit()).
(dm is still doing very risky things though)
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