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authorSean Christopherson <sean.j.christopherson@intel.com>2021-07-02 15:04:23 -0700
committerPaolo Bonzini <pbonzini@redhat.com>2021-08-02 09:36:35 -0400
commit0b8f11737cffc1a406d1134b58687abc29d76b52 (patch)
tree5fd1b9b01e997a9c00ad471a71727d1b66b1f87e /virt
parentfa7a549d321a4189677b0cea86e58d9db7977f7b (diff)
KVM: Add infrastructure and macro to mark VM as bugged
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com> Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <3a0998645c328bf0895f1290e61821b70f048549.1625186503.git.isaku.yamahata@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index d20fba0fc290..965c51ab0fe3 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3598,7 +3598,7 @@ static long kvm_vcpu_ioctl(struct file *filp,
struct kvm_fpu *fpu = NULL;
struct kvm_sregs *kvm_sregs = NULL;
- if (vcpu->kvm->mm != current->mm)
+ if (vcpu->kvm->mm != current->mm || vcpu->kvm->vm_bugged)
return -EIO;
if (unlikely(_IOC_TYPE(ioctl) != KVMIO))
@@ -3808,7 +3808,7 @@ static long kvm_vcpu_compat_ioctl(struct file *filp,
void __user *argp = compat_ptr(arg);
int r;
- if (vcpu->kvm->mm != current->mm)
+ if (vcpu->kvm->mm != current->mm || vcpu->kvm->vm_bugged)
return -EIO;
switch (ioctl) {
@@ -3874,7 +3874,7 @@ static long kvm_device_ioctl(struct file *filp, unsigned int ioctl,
{
struct kvm_device *dev = filp->private_data;
- if (dev->kvm->mm != current->mm)
+ if (dev->kvm->mm != current->mm || dev->kvm->vm_bugged)
return -EIO;
switch (ioctl) {
@@ -4196,7 +4196,7 @@ static long kvm_vm_ioctl(struct file *filp,
void __user *argp = (void __user *)arg;
int r;
- if (kvm->mm != current->mm)
+ if (kvm->mm != current->mm || kvm->vm_bugged)
return -EIO;
switch (ioctl) {
case KVM_CREATE_VCPU:
@@ -4407,7 +4407,7 @@ static long kvm_vm_compat_ioctl(struct file *filp,
struct kvm *kvm = filp->private_data;
int r;
- if (kvm->mm != current->mm)
+ if (kvm->mm != current->mm || kvm->vm_bugged)
return -EIO;
switch (ioctl) {
#ifdef CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT