From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [PATCH] x86/HPET: mask interrupt while changing affinity Date: Tue, 19 Mar 2013 16:00:33 +0000 Message-ID: <514899B102000078000C6D74@nat28.tlf.novell.com> References: <514704C202000078000C64A0@nat28.tlf.novell.com> <1701498510.20130319165336@eikelenboom.it> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1701498510.20130319165336@eikelenboom.it> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Sander Eikelenboom Cc: Keir Fraser , xen-devel List-Id: xen-devel@lists.xenproject.org >>> On 19.03.13 at 16:53, Sander Eikelenboom wrote: > Could this change have a averse affect on AMD systems ? It shouldn't, ... > With this patch booting the dom0 kernel slowly seems to come to a halt > (sometime trying to mount rootfs, sometimes a little further trying to bring > networking up.) ... but apparently does (apart from also having the intended effect of eliminating vector-without-IRQ warnings). But it's not obvious how that would be - after all, the two added calls should be pretty benign performance wise. > I don't see any evident warnings or errors, reverting this commit makes the > system boot OK again. Does the watchdog work on it? If so, could you see whether enabling that catches something? Or else, do the debug keys still work when the box stopped? Jan