Re: [PATCH] KVM: x86: fix a typo in __try_cmpxchg_user that caused cmpxchg to be not atomic
From: Paolo Bonzini
Date: Thu May 12 2022 - 11:47:45 EST
On 5/12/22 12:14, Maxim Levitsky wrote:
Yes, this is the root cause of the TDP mmu leak I was doing debug of in the last week.
Non working cmpxchg on which TDP mmu relies makes it install two differnt shadow pages
under same spte.
Awesome! And queued, thanks.
Paolo