Re: Accessing guest memory from the host

2009-02-06 Thread Gioacchino Mendola
rt and end addresses that are of interest to me? I doubt a -linear- scan between those addresses would work for my goals? Am I wrong? thanks in advance for any hint, GM From: Avi Kivity Date: 2009/2/4 Subject: Re: Accessing guest memory from the host To: Gioacchi

Accessing guest memory from the host

2009-02-02 Thread Gioacchino Mendola
I would like, with security in mind (see lkcd.sourceforge.net), to be able to access guest -kernel- memory content from the host (x86_64 Intel VT). As far as I know on x86 you can only r/w access memory if you can map it with the pagetables (i.e. no direct physical addressing is possible). If I a

Accessing guest memory from the host

2009-02-01 Thread Gioacchino Mendola
hello everyone, I'm trying to access guest memory from the host machine (x86_64). In particular I would like to be able to find the "physical" memory addresses the host machine allocates for the guest vm. Is there any function in KVM that allows me to do that? Could any of you please help me clari

kvm-83

2009-01-22 Thread Gioacchino Mendola
Hello everyone, I'm using kvm-83 on vanilla kernel 2.6.27.8 but I have some problems, since guest freezes at boot time (at very early stage since it does not print any message on the attached vnc) and /var/log/messages sports the following error message: kvm: 4982: cpu0 unhandled wrmsr: 0xc00

kvm-82

2009-01-16 Thread Gioacchino Mendola
Hello everyone, I hope my questions will not be too trivial! I downloaded and compiled KVM-82 but I have trouble loading the modules.The message error is as follows: insmod: error inserting 'kvm.ko': -1 Unknown symbol in module Why can not I load the modules? p.s i use kernel 2.6.28 Thanks in ad