> -----Original Message----- > From: Denis V. Lunev [mailto:d...@openvz.org] > Sent: Monday, October 12, 2015 6:46 AM > To: Eric Blake <ebl...@redhat.com> > Cc: Gleb Natapov <g...@kernel.org>; qemu-devel@nongnu.org; > virtualizat...@lists.linux-foundation.org; rka...@virtuozzo.com; Paolo > Bonzini <pbonz...@redhat.com>; Andrey Smetanin > <asmeta...@virtuozzo.com>; Vitaly Kuznetsov <vkuzn...@redhat.com>; KY > Srinivasan <k...@microsoft.com> > Subject: Re: [Qemu-devel] [PATCH 2/2] kvm/x86: Hyper-V kvm exit > > On 10/12/2015 04:42 PM, Eric Blake wrote: > > On 10/09/2015 07:39 AM, Denis V. Lunev wrote: > >> From: Andrey Smetanin <asmeta...@virtuozzo.com> > >> > >> A new vcpu exit is introduced to notify the userspace of the > >> changes in Hyper-V synic configuraion triggered by guest writing to the > > s/configuraion/configuration/ > > Is 'synic' intended? Is it short for something (if so, spelling it out > > may help)? > > > > > >> +++ b/Documentation/virtual/kvm/api.txt > >> @@ -3331,6 +3331,12 @@ the userspace IOAPIC should process the EOI > and retrigger the interrupt if > >> it is still asserted. Vector is the LAPIC interrupt vector for which the > >> EOI was received. > >> > >> + /* KVM_EXIT_HYPERV */ > >> + struct kvm_hyperv_exit hyperv; > >> +Indicates that the VCPU's exits into userspace to process some tasks > > s/VCPU's/VCPU/ > > > >> +related with Hyper-V emulation. Currently used to synchronize modified > >> +Hyper-V synic state with userspace. > > Again, is 'synic' intended? Hmm, I see it throughout the patch, so it > > looks intentional, but I keep trying to read it as a typo for 'sync'. > > > this is not a typo :)
Yes; the Hyper-V public functional spec has chosen this name; it stands for Synthetic Interrupt Controller. K. Y
