> From: Jan Beulich [mailto:jbeul...@suse.com] > Sent: Thursday, June 11, 2015 5:33 PM > > >>> On 11.06.15 at 10:38, <kevin.t...@intel.com> wrote: > >> From: Boris Ostrovsky [mailto:boris.ostrov...@oracle.com] > >> Sent: Wednesday, June 10, 2015 11:04 PM > >> > >> Add support for handling PMU interrupts for PV(H) guests. > >> > >> VPMU for the interrupted VCPU is unloaded until the guest issues > > XENPMU_flush > >> hypercall. This allows the guest to access PMU MSR values that are stored > >> in > >> VPMU context which is shared between hypervisor and domain, thus avoiding > >> traps to hypervisor. > >> > >> Since the interrupt handler may now force VPMU context save (i.e. set > >> VPMU_CONTEXT_SAVE flag) we need to make changes to amd_vpmu_save() which > >> until now expected this flag to be set only when the counters were stopped. > >> > >> Signed-off-by: Boris Ostrovsky <boris.ostrov...@oracle.com> > >> Acked-by: Daniel De Graaf <dgde...@tycho.nsa.gov> > > > > I may need more time to understand the whole interrupt stuff for PV(H) > > guest. But regarding to VMX specific changes I think they are clear: > > > > Signed-off-by: Kevin Tian <kevin.t...@intel.com> > > I don't think you really meant S-o-b here? >
My bad when doing batch reviews. Acked-by: Kevin Tian <kevin.t...@intel.com> Thanks Kevin _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
