Re: [Qemu-devel] different IDTs of the same VCPU

2014-03-17 Thread Paolo Bonzini
Il 17/03/2014 12:54, Alexander Binun ha scritto: Dear friends, great thanks! To summarize: we are trying to monitor VCPU IDT changes that are done by external parties (e.g. rootkits) and not by intra-KVM machinery. Are there parameters that witness such changes ? There is no way to intercept c

Re: [Qemu-devel] different IDTs of the same VCPU

2014-03-17 Thread Alexander Binun
Dear friends, great thanks! To summarize: we are trying to monitor VCPU IDT changes that are done by external parties (e.g. rootkits) and not by intra-KVM machinery. Are there parameters that witness such changes ? Best Regards, The KVM Israeli team On Thu 13 Mar 17:15 2014 Paolo Bonzini

Re: [Qemu-devel] different IDTs of the same VCPU

2014-03-13 Thread Paolo Bonzini
Il 13/03/2014 13:59, Alexander Binun ha scritto: Dear Friends, Thanks for your assistance! We would like to ask you a question about the KVM internals. Our module includes a timer which (once in every second) fetches the IDT value of every online VCPU in the system using the kvm_x86_ops->g

[Qemu-devel] different IDTs of the same VCPU

2014-03-13 Thread Alexander Binun
Dear Friends, Thanks for your assistance! We would like to ask you a question about the KVM internals. Our module includes a timer which (once in every second) fetches the IDT value of every online VCPU in the system using the kvm_x86_ops->get_idt ; the code looks like: struct kvm_vc