Re: [Qemu-devel] [PATCH 3/4] Add support for HPET periodic timer.

Andi Kleen
2007-08-22T12:34:24Z

On Wed, Aug 22, 2007 at 10:03:32AM +0300, Avi Kivity wrote:
> Maybe the kernel is using the timer, so userspace can't. Just a guess.

HPET has multiple timers (variable, but typically 2 or 4). The kernel
only uses timer 0. It's possible someone else in user space is using
it though. Try lsof /dev/hpet

-Andi