The bug is patched in 10.04 but not Karmic/Jaunty, so you'll need to make the jump or compile a new kernel yourself if you want to stay on Karmic/Jaunty.
You should get full speeds (less virt overhead) on the Windows 7 host, as Win7 will have already set the machine in a state allows TB. Thanks, -Michael J. Bommarito II University of Michigan http://www-personal.umich.edu/~mjbommar/ On Wed, Mar 10, 2010 at 10:52, Teox <[email protected]> wrote: > I have a notebook with i7-720qm and I use Ubuntu 9.04 (which is still > supported and updated): is this bug patched also there? Kernel version > is 2.6.28 line. > > But if I use a bugged linux kernel version in VirtualBox as a guest > machine with hardware virtualization (using VT-x, nested paging or EPT, > VPIDs or Virtual Processor Identifiers) in a Windows 7 host, is this bug > still valid? Or everything is managed by Windows 7 host? > > Thanks! > > -- > core i7 i5 (Lynnfield) turbo boost not working > https://bugs.launchpad.net/bugs/429036 > You received this bug notification because you are a direct subscriber > of the bug. > > Status in The Linux Kernel: Fix Released > Status in “linux” package in Ubuntu: Confirmed > > Bug description: > According to > http://www.phoronix.com/scan.php?page=article&item=intel_p55&num=4, > Intel core i7 and i5 (Lynnfield) processors do not work well with ubuntu > (both Ubuntu 9.04 and Ubuntu 9.10 Alpha 5). > In detail, turbo boost does not work and occasionally creates performance > problems. > > To unsubscribe from this bug, go to: > https://bugs.launchpad.net/linux/+bug/429036/+subscribe > -- core i7 i5 (Lynnfield) turbo boost not working https://bugs.launchpad.net/bugs/429036 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
