superrob1500
/
mirror-linux
mirror of https://github.com/torvalds/linux
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

KVM: nVMX: Mark APIC access page dirty when syncing vmcs12 pages 

For consistency with commit 7afe79f573 ("KVM: nVMX: Mark vmcs12's APIC
access page dirty when unmapping"), which marks the page dirty during
unmap operations, also mark it dirty during vmcs12 page synchronization.

Signed-off-by: Fred Griffoul <fgriffo@amazon.co.uk>
[sean: use kvm_vcpu_map_mark_dirty()]
Link: https://patch.msgid.link/20251121223444.355422-6-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
master
Fred Griffoul 2025-11-21 14:34:44 -08:00 committed by Sean Christopherson
parent 57dfa61f62
commit c9d7134679
1 changed files with 1 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/x86/kvm/vmx/vmx.c
View File

@ -6382,10 +6382,7 @@ static void nested_vmx_mark_all_vmcs12_pages_dirty(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
/*
* Don't need to mark the APIC access page dirty; it is never
* written to by the CPU during APIC virtualization.
*/
kvm_vcpu_map_mark_dirty(vcpu, &vmx->nested.apic_access_page_map);
kvm_vcpu_map_mark_dirty(vcpu, &vmx->nested.virtual_apic_map);
kvm_vcpu_map_mark_dirty(vcpu, &vmx->nested.pi_desc_map);
}