Re: [Qemu-devel] Nested KVM is weird?

2014-06-03 Thread Muli Ben-Yehuda
On Sun, Jun 01, 2014 at 11:30:02PM +0700, Jun Koi wrote: (1) do you think this VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL is the reason why ESXi falls back to binary translation? It might be, its been a while since I got ESXi to use VMX on KVM. Take a look at the VMware log file for the L2, it

Re: [Qemu-devel] Nested KVM is weird?

2014-06-01 Thread Muli Ben-Yehuda
On Sun, Jun 01, 2014 at 05:54:25PM +0700, Jun Koi wrote: So this means ESXi never uses VMResume/VMLaunch? How is this possible, because it uses VMX for its implementation? ESXi will fall back to binary translation if it decides that it cannot use VMX for some reason. Look at the L2's log file

Re: [Qemu-devel] Direct guest device access from nested guest

2013-08-30 Thread Muli Ben-Yehuda
On Thu, Aug 29, 2013 at 03:55:20PM -0700, Aaron Fabbri wrote: Has anyone considered a paravirt approach? That is: Guest kernel: Write a new IOMMU API back end which does KVM hypercalls. Exposes VFIO to guest user processes (nested VMs) as usual. Host kernel: KVM does things like

Re: [Qemu-devel] Will the ELI incorporated in theKVM?

2012-09-19 Thread Muli Ben-Yehuda
On Tue, Sep 18, 2012 at 03:08:40PM +0200, Jan Kiszka wrote: On 2012-09-18 14:50, GaoYi wrote: Hi Jan, I have followed a previous thread about ELI proposed by Abel Gordon, http://www.spinics.net/lists/kvm/msg73907.html. I wonder whether this mechanism will be incorporated in KVM

Re: [Qemu-devel] Ideas wiki for GSoC 2010

2010-03-15 Thread Muli Ben-Yehuda
On Mon, Mar 15, 2010 at 02:25:41PM +0200, Avi Kivity wrote: On 03/10/2010 11:30 PM, Luiz Capitulino wrote: Hi there, Our wiki page for the Summer of Code 2010 is doing quite well: http://wiki.qemu.org/Google_Summer_of_Code_2010 I will add another project - iommu emulation. Could

Re: [Qemu-devel] Ideas wiki for GSoC 2010

2010-03-15 Thread Muli Ben-Yehuda
On Mon, Mar 15, 2010 at 02:03:11PM +0100, Joerg Roedel wrote: On Mon, Mar 15, 2010 at 05:53:13AM -0700, Muli Ben-Yehuda wrote: On Mon, Mar 15, 2010 at 02:25:41PM +0200, Avi Kivity wrote: On 03/10/2010 11:30 PM, Luiz Capitulino wrote: Hi there, Our wiki page for the Summer