moonjuice/kernel_arpi
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

KVM: nSVM: Track the ASID generation of the vmcb vmrun through the vmcb

Browse Source 
This patch moves the asid_generation from the vcpu to the vmcb
in order to track the ASID generation that was active the last
time the vmcb was run. If sd->asid_generation changes between
two runs, the old ASID is invalid and must be changed.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Cathy Avery <cavery@redhat.com>
Message-Id: <20210112164313.4204-3-cavery@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Cathy Avery
2021-01-12 11:43:13 -05:00
committed by Paolo Bonzini
parent af18fa775d
commit 193015adf4
2 changed files with 8 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/kvm/svm/svm.h
View File

@@ -85,6 +85,7 @@ struct kvm_vmcb_info {
struct vmcb *ptr;
unsigned long pa;
int cpu;
uint64_t asid_generation;
};
struct svm_nested_state {
@@ -114,7 +115,6 @@ struct vcpu_svm {
struct kvm_vmcb_info *current_vmcb;
struct svm_cpu_data *svm_data;
u32 asid;
uint64_t asid_generation;
uint64_t sysenter_esp;
uint64_t sysenter_eip;
uint64_t tsc_aux;