On Fri, Aug 08, 2025 at 02:01:29PM +0200, Igor Mammedov wrote: > Reading QEMU_CLOCK_VIRTUAL is thread-safe, write access is NOP. > > This makes possible to boot Windows with large vCPUs count when > hv-time is not used. > > Reproducer: > -M q35,hpet=off -cpu host -enable-kvm -smp 240,sockets=4 -m 8G WS2025.img > fails to boot within 30min. > > With this fix it boots within 2-1min. > > Signed-off-by: Igor Mammedov <imamm...@redhat.com>
Reviewed-by: Peter Xu <pet...@redhat.com> -- Peter Xu
