From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [PATCH 2/2] kvm/x86: Hyper-V kvm exit Date: Fri, 9 Oct 2015 16:41:15 +0200 Message-ID: <5617D20B.1080402@redhat.com> References: <1444397988-20167-1-git-send-email-den@openvz.org> <1444397988-20167-3-git-send-email-den@openvz.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1444397988-20167-3-git-send-email-den@openvz.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: "Denis V. Lunev" Cc: Gleb Natapov , qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org, rkagan@virtuozzo.com, Andrey Smetanin , Vitaly Kuznetsov List-Id: virtualization@lists.linuxfoundation.org On 09/10/2015 15:39, Denis V. Lunev wrote: > From: Andrey Smetanin > > A new vcpu exit is introduced to notify the userspace of the > changes in Hyper-V synic configuraion triggered by guest writing to the > corresponding MSRs. > > Signed-off-by: Andrey Smetanin > Reviewed-by: Roman Kagan > Signed-off-by: Denis V. Lunev > CC: Vitaly Kuznetsov > CC: "K. Y. Srinivasan" > CC: Gleb Natapov > CC: Paolo Bonzini Why is this exit necessary? Paolo