Pavel Machek wrote:
> Long time ago there were i386 problems because we assumed that kernel
> is mapped in one big mapping and agp broke that assumption. Copying
> pages backwards "fixed" it (and then we done proper fix). It should
> not be, but it seems similar to this problem....

Do you mean this patch of yours?:
http://www.ussg.iu.edu/hypermail/linux/kernel/0404.3/0640.html

I'm trying to do something similar for x86_64. See the attached patch.
Unfortunately, it doesn't help. The behaviour seems unchanged (resume 
still works iff amd64-agp wasn't loaded before suspend).

Michal