From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Suspending with kvm and kvm_loaded Date: Sun, 17 Jun 2007 10:02:07 +0300 Message-ID: <4674DC6F.4020108@qumranet.com> References: <1181912175.4819.15.camel@work> <4673970B.3070509@qumranet.com> <1181989774.2309.0.camel@work> <20070616123025.GO4299@rhun.haifa.ibm.com> <1182014428.2309.10.camel@work> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, pcfe-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org To: Richard Hughes Return-path: In-Reply-To: <1182014428.2309.10.camel@work> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Richard Hughes wrote: > On Sat, 2007-06-16 at 15:30 +0300, Muli Ben-Yehuda wrote: > >>> Is there any easy way we can detect if virtual machines are running? >>> >> The module use counts will be elevanted and they'll refuse to unload >> (or there's a nasty bug somewhere). >> > > Nahh, that's too brutal. Is there a way to (hypothetically) read: > > # cat /sys/module/kvm/parameters/number_of_running_vms > 2 > > Then if the user tries to suspend we can throw up a bubble saying > > "Are you sure you want to suspend your computer with a running virtual > machine?" > Why invest in workarounds when a fix is available? -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/