On 15/12/2015 17:20, Yacine HEBBAL wrote: > Hi, > I working on an application in which I control an arbitrary process to > execute an a given code (injected code for example). I want the process I'm > controlling to execute my code with root privilege. Is it possible to > arbitrary switch vcpu cpl to 0 from the hypervisor level (process is in user > mode) ? I'm aware that I can do this using some hacks and emulation or by > controlling the process just after it enters or just before it quits kernel > mode (but I need to wait and intercept these events). Is there a > straightforward technique to switch vcpu cpl from the hypervisor level at > demand ?
Would a hypercall do? VMCALL can be executed from CPL 3. Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
