On Sun, Jan 28, 2018 at 09:06:48PM +0000, Michael Kelley (EOSG) wrote: > From: Michael Kelley <mikelley@xxxxxxxxxxxxx> > > The 2016 version of Hyper-V offers the option to operate the guest VM > per-vcpu stimer's in Direct Mode, which means the timer interupts on its > own vector rather than queueing a VMbus message. Direct Mode reduces > timer processing overhead in both the hypervisor and the guest, and > avoids having timer interrupts pollute the VMbus interrupt stream for > the synthetic NIC and storage. This patch enables Direct Mode by > default on stimer0 when running on a version of Hyper-V that supports it, > with a hv_vmbus module parameter for disabling Direct Mode and reverting > to the old behavior. You didn't change the text here as there is no more module parameter :( > --- a/drivers/hv/hv.c > +++ b/drivers/hv/hv.c > @@ -27,8 +27,9 @@ > #include <linux/vmalloc.h> > #include <linux/hyperv.h> > #include <linux/version.h> > -#include <linux/interrupt.h> > +#include <linux/random.h> > #include <linux/clockchips.h> > +#include <linux/module.h> Still need this .h file? thanks, greg k-h _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
