Hi Avi - Yes the control is not coming to neither " kvm_handle_exit " nor "handle_vmcall" after the hypercall is made from the guest. If I am not wrong, the "KVM_HYPERCALL" instruction is expected to work, isn't it?
Thx, Venkat -----Original Message----- From: Avi Kivity [mailto:[email protected]] Sent: Monday, May 18, 2009 1:56 AM To: Kumar, Venkat Cc: [email protected] Subject: Re: KVM_HYPERCALL Kumar, Venkat wrote: > I am making a hypercall "kvm_hypercall0" with number 0 from a Linux guest. > But I don't see the control coming to "handle_vmcall" or even > "kvm_handle_exit". What could be the reason? > No idea. kvm_handle_exit() is called very frequently, even without hypercalls. Are you sure you don't see it called? -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
