Re: Regression in 2.6.25-rc3: s2ram segfaults before suspending

From: Matthew Garrett
Date: Tue Mar 04 2008 - 18:34:55 EST


On Tue, Mar 04, 2008 at 03:11:17PM -0800, H. Peter Anvin wrote:
> Jeremy Fitzhardinge wrote:
> >>
> >>PAE activates NX on 32-bit. So we probably had an NX regression that
> >>got fixed by the side-effects of one of the unifications. Does it
> >>start working if you disable NX via the noexec=off boot option?
> >
> >What's the state of play here? Is upshot that this change fixed a bug
> >which broke s2ram, or caused a bug which broke s2ram?
> >
>
> As far as I can tell, this change fixed a bug, and the fact that the bug
> was fixed triggered a s2ram bug.

Strictly a libx86 bug, so I'll try to get an updated version uploaded in
the near future. This won't hit x86_64 users, since the code is run
through x86emu rather than executed directly.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/