From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jiang, Yunhong" Subject: Some question to changeset 17962 Date: Mon, 9 Mar 2009 15:53:27 +0800 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Return-path: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "brendan@cs.ubc.ca" Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org When I reading changeset 17962, I have several question to it, can anyone g= ive me some hint to it? a) The major part of the patch is the affinity for NMI/MCE, what's the rela= tionship between this part with the subject (i.e. the suspend event channel= )? b) It stated that user space tools should "prevent multiple subscribers", a= re there any special reason we have to leave this to user space? I assume s= ome simple checking in Xen should avoid the multiple subscribe, or do I mis= s something important? Thanks Yunhong Jiang=