On Mon, Mar 05, 2007 at 09:44:01PM -0800, Nishanth Aravamudan wrote:
> On 06.03.2007 [16:33:22 +1100], David Gibson wrote:
> > On Mon, Mar 05, 2007 at 07:10:16PM -0800, Nishanth Aravamudan wrote:
> > > On 06.03.2007 [11:54:04 +1100], David Gibson wrote:
> > > > On Mon, Mar 05, 2007 at 11:58:00AM -0800, Nishanth Aravamudan wrote:
> > > > > On 05.03.2007 [15:35:05 +1100], David Gibson wrote:
> > > > > > On Sat, Mar 03, 2007 at 09:44:31PM -0800, Nishanth Aravamudan wrote:
> > > > > > > On 04.03.2007 [10:23:00 +1100], David Gibson wrote:
> > > > > > > > On Sat, Mar 03, 2007 at 01:38:52PM -0800, Nishanth Aravamudan
> > > > > > > > wrote:
> > > > > > > > > On 03.03.2007 [17:44:48 +1100], David Gibson wrote:
> > > > > > > > > > On Fri, Mar 02, 2007 at 05:14:14PM -0800, Nishanth
> > > > > > > > > > Aravamudan wrote:
> > > > [snip]
> > > > > > But... I've just thought some more. And I think we can work around
> > > > > > this problem with similar linker tricks to the ones I was using
> > > > > > when I
> > > > > > had the syscall()-statically-linked-from-libc almost working. But
> > > > > > now
> > > > > > that we'll be compiling the arch specific code in question with
> > > > > > -fPIC
> > > > > > ourselves, the problems that arose there should be gone.
> > > > >
> > > > > Ok, are you going to spin up some patches then?
> > > >
> > > > Yeah, started working on it yesterday, will keep going today.
> > >
> > > Great, thanks.
> >
> > Ok, here's a first draft. This gets unmapped_abort() working
> > correctly on ppc32, ppc64 and i386. x86_64 is untested (don't have a
> > machine handy). sparc64 and ia64 will not build with this version,
> > because there isn't a stub for them yet.
>
> I should be able to test x86_64 in the morning here.
Note that to actually test the unmapped_abort() code, you'll need to
insert some code into the elflink path so that it thinks the remapping
has failed.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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