On Tue, May 10, 2011 at 10:45:46AM -0400, Peter Zijlstra wrote: > On Tue, 2011-05-10 at 16:35 +0200, Joerg Roedel wrote: > > + /* Can't exclude counting in guest and in host mode */ > > + if (attr.exclude_host && attr.exclude_guest) > > + return -EINVAL; > > Why not? By definition the counter won't count at all. The hardware just ignores the bits if they are both set. My rationale here was that it does not makes sense to setup a counter and exclude guest and host mode. Joerg -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html