Not logged in
Log in now
Create an account
Subscribe to LWN
Pencil, Pencil, and Pencil
Dividing the Linux desktop
LWN.net Weekly Edition for June 13, 2013
A report from pgCon 2013
Little things that matter in language design
on amd64 you have much more address space to work with, so that 2G of kernel space can be moved to far more locations
Kernel address randomization
Posted May 28, 2011 22:13 UTC (Sat) by PaXTeam (subscriber, #24616)
the exact same limits apply to amd64 kernels as well.
> on amd64 you have much more address space to work with, so that 2G of
> kernel space can be moved to far more locations
you're wrong, the kernel image cannot be at arbitrary addresses, it *must* be in the top 2GB of the 64 bit virtual address space. i suggest you study the amd64 ABI and in particular -mcmodel=kernel.
Copyright © 2013, Eklektix, Inc.
Comments and public postings are copyrighted by their creators.
Linux is a registered trademark of Linus Torvalds