On Thu, 2006-08-31 at 12:35 -0600, Andrew Jorgensen wrote: > On 8/31/06, Nicholas Leippe <[EMAIL PROTECTED]> wrote: > > On Thursday 31 August 2006 11:33, Adam Fisher wrote: > > > I was told that HyberThreading and Linux Kernels don't go well together. > > > > > > > > > True or False? > > > > False. Unless you have some very specific qualifier for 'go well together'. > > The important question is if it's still true. Some serious security > flaws were discovered and the short-term fix was to disable HT. Some > distros disabled it for you in a security update. Does anyone know if > a permanent fix was found? > > - Andrew There was/is a security bug, but it also affected/affects Windows. It's a hardware bug in the way Intel implemented Hyperthreading. The Linux devs did a workaround to keep threads from different programs from spying on other threads.
Brian Beardall /* PLUG: http://plug.org, #utah on irc.freenode.net Unsubscribe: http://plug.org/mailman/options/plug Don't fear the penguin. */
