Re: [GIT PULL] x86/mm changes for v5.9

From: Joerg Roedel
Date: Thu Aug 06 2020 - 19:12:56 EST


On Fri, Aug 07, 2020 at 12:56:51AM +0200, Joerg Roedel wrote:
> I still don't fully understand why, but its late here and my head spins.
> So I take another look tomorrow in the hope to understand it better.

I think I know what the bug is, I am calling p4d_offset(pgd, addr)
without checking for pgd_none() first. That is still a bug in the code
wich needs fixing, even with the revert.


Joerg