Re: [Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-20 Thread Natalia Portillo
Paolo said: > They do it like TCG does it, not like KVM. You are wrong, and it's easy to check as the speed is almost native. Having emulation would make it slow as hell. Jamie said: > >> VirtualPC is unable to run 64 bit guests at all even on 64 bit >> hosts > > Are you sure? Microsoft pr

Re: [Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-20 Thread Jamie Lokier
Natalia Portillo wrote: >You got the point wrong, I'm talking running WITH 64 bit hardware in a >32 bit guest. >This is done in Mac OS X Leopard (kernel is only 32 bit) and Mac OS X >Snow Leopard (using 32 bit kernel not 64 bit one) by VMWare, Parallels >and VirtualBox, as well

Re: [Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-20 Thread Avi Kivity
On 06/19/2010 01:53 AM, Iggy wrote: KVM isn't an emulator. It virtualizes the CPU. A 32bit CPU can't be forced to run as a 64bit cpu. This is a wontfix. qemu actually supports this (32-bit qemu can run a 64-bit guest with kvm, provided that the kernel is 64-bit). So as well as a wontfix

Re: [Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-19 Thread Natalia Portillo
El 19/06/2010, a las 22:12, Andrew Cathrow escribió: > > > > > - "Natalia Portillo" wrote: > > From: "Natalia Portillo" > > To: qemu-devel@nongnu.org > > Sent: Saturday, June 19, 2010 9:01:04 AM GMT -05:00 US/Canada Eastern > &g

Re: [Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-19 Thread Andrew Cathrow
- "Natalia Portillo" wrote: > From: "Natalia Portillo" > To: qemu-devel@nongnu.org > Sent: Saturday, June 19, 2010 9:01:04 AM GMT -05:00 US/Canada Eastern > Subject: [Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit > host > &

[Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-19 Thread Natalia Portillo
VMWare is able to do it, we should be able. -- kvm to emulate 64 bit cpu on 32 bit host https://bugs.launchpad.net/bugs/596106 You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. Status in QEMU: Won't Fix Bug description: i wish kvm can ru

[Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-18 Thread Anthony Liguori
Thanks for the request. It's certainly possible with most modern distributions to just install a 64-bit kernel with a 32-bit userspace. Technically speaking, 64-bit guests in a 32-bit kernel is prohibitively difficult. ** Changed in: qemu Status: New => Won't Fix -- kvm to emulate 64 bit

[Qemu-devel] [Bug 596106] Re: kvm to emulate 64 bit cpu on 32 bit host

2010-06-18 Thread Iggy
KVM isn't an emulator. It virtualizes the CPU. A 32bit CPU can't be forced to run as a 64bit cpu. This is a wontfix. -- kvm to emulate 64 bit cpu on 32 bit host https://bugs.launchpad.net/bugs/596106 You received this bug notification because you are a member of qemu- devel-ml, which is subscribe