On Thu, Jun 08 2023 at 17:33, Hou Wenlong wrote:
> On Wed, Jun 07, 2023 at 08:49:15PM +0800, Dave Hansen wrote:
>> What problems does this patch set solve? How might that solution be
>> visible to end users? Why is this problem important to you?
>
> We want to build the kernel as PIE and allow the kernel image area,
> including the fixmap area, to be placed at any virtual address.
You are still failing to tell us why you want that and which problem
this solves. Just that fact that you want to something is not an
argument.
> We have also implemented a PV Linux guest based on PIE, which can be
> used in software virtualization similar to Lguest. PIE makes the guest
> kernel share the host kernel space similar to a normal userspace
> process. Additionally, we are considering whether it is possible to
> use PIE and PVOPS to implement a user-mode kernel.
That solves what?
Thanks,
tglx
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