Re: [RFC PATCH 0/5] madvise MADV_DOEXEC

[Matthew Wilcox]

On Tue, Aug 17, 2021 at 12:47:19AM +0000, Longpeng (Mike, Cloud Infrastructure Service Product Dept.) wrote:
> I understand your intent now, you want to share memory ranges by sharing the relevant
> pgtable pages. 
> 
> I had implemented a similar idea to support QEMU live upgrade about four years ago
> ( in late 2017),
> 
> https://patents.google.com/patent/US20210089345A1

I am not going to read a patent.  This conversation is now over until
I have had a conversation with my patent attorney.