On Fri, 11 Mar 2016 13:25:14 +0100 Peter Zijlstra <pet...@infradead.org> wrote:
> On Fri, Mar 11, 2016 at 12:59:28PM +0100, Juergen Gross wrote: > > Some hardware (e.g. Dell Studio laptops) require special functions to > > be called on physical cpu 0 in order to avoid occasional hangs. When > > running as dom0 under Xen this could be achieved only via special boot > > parameters (vcpu pinning) limiting the hypervisor in it's scheduling > > decisions. > > So instead of telling Dell to get their act together and fix their damn > firmware, we're going to add the most horrid gunk to the kernel? How > does that make sense? It's been normal forever. The convention with a lot of older BIOS crap was always that it should be called on the boot CPU (APM. PnPBIOS etc). It's a stretch pre-EFI to even call it a "bug" Alan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
