Messages in this thread | | | Date | Tue, 7 Jun 2022 23:00:51 +0800 | Subject | Re: [PATCH v2] KVM: x86/mmu: Check every prev_roots in __kvm_mmu_free_obsolete_roots() | From | "Huang, Shaoqin" <> |
| |
Thanks Sean!
On 6/7/2022 12:56 AM, Sean Christopherson wrote: > On Mon, Jun 06, 2022, shaoqin.huang@intel.com wrote: >> From: Shaoqin Huang <shaoqin.huang@intel.com> >> >> When freeing obsolete previous roots, check prev_roots as intended, not >> the current root. >> >> Signed-off-by: Shaoqin Huang <shaoqin.huang@intel.com> >> Fixes: 527d5cd7eece ("KVM: x86/mmu: Zap only obsolete roots if a root shadow page is zapped") > > Because KVM patches aren't guaranteed to be backported without it (though it's > "only" v5.18 that's affected), this needs: > > Cc: stable@vger.kernel.org > > Reviewed-by: Sean Christopherson <seanjc@google.com>
| |