Yang, Sheng wrote: > + > +static int pit_get_out(struct kvm *kvm, int channel) > +{ > + struct kvm_kpit_channel_state *c = > + &kvm->arch.vpit->pit_state.channels[channel]; > + s64 d, t; > + int out; > + > + ASSERT(mutex_is_locked(&kvm->arch.vpit->pit_state.lock)); > + > + t = ktime_to_ns(ktime_sub(ktime_get(), c->count_load_time)); > + d = muldiv64(t, PIT_FREQ, 1e9); >
NSECS_PER_SEC to avoid people jumping on you saying you can't use floating point in the kernel (yes, the compiler converts it at compile-time, but they'll still say it). -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel