[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Latest pvops dom0 kernel and missing /dev/xen/evtchn, xenstored and xend not starting
On Sat, Jun 19, 2010 at 05:44:03AM -0700, Boris Derzhavets wrote: > > Is the correct fix to upgrade Xen to 4.0.1-rcX ? > > Via my experience rc2 should be good. > Similar question was asked by myself some time ago. > It's on the list. > > Boris. > P.S. Some CS from xen-unstable ( libxc related) was back ported to > xen-4-testing.hg. > There was also Keir's feed regarding this issue. > Looks like it's this one in xen-4.0.1-rc2-pre: http://xenbits.xen.org/xen-4.0-testing.hg?rev/0e1521f654f2 What was the corresponding changeset/patch in xen/stable-2.6.32.x that breaks things with Xen 4.0.0 ? -- Pasi > --- On Sat, 6/19/10, Pasi Kärkkäinen <pasik@xxxxxx> wrote: > > From: Pasi Kärkkäinen <pasik@xxxxxx> > Subject: [Xen-devel] Latest pvops dom0 kernel and missing > /dev/xen/evtchn, xenstored and xend not starting > To: xen-devel@xxxxxxxxxxxxxxxxxxx > Cc: "Jeremy Fitzhardinge" <jeremy@xxxxxxxx> > Date: Saturday, June 19, 2010, 8:32 AM > > Hello, > > I know there has been some discussion about this already, > but I just noticed it myself when I upgraded my testbox. > > So, I have Xen 4.0.0, and the latest xen/stable-2.6.32.x dom0 kernel, > ie. 2.6.32.15. > > On system startup I notice xenstored and xend fail to start. > I look around and notice /dev/xen/ is empty. > > I do "rmmod xen-evtchn" and "modprobe xen-evtchn" and then I have: > > # ls -la /dev/xen > total 0 > drwxr-xr-x 2 root root 60 Jun 19 15:22 . > drwxr-xr-x 20 root root 4580 Jun 19 15:20 .. > crw-rw---- 1 root root 10, 58 Jun 19 15:22 evtchn > > Based on some earlier emails it has wrong major/minor? > > Also "modprobe xen-gntdev" gives this: > > # ls -la /dev/xen > total 0 > 0 crw-rw---- 1 root root 10, 58 Jun 19 15:22 evtchn > 0 crw-rw---- 1 root root 10, 57 Jun 19 15:25 gntdev > > So what's the actual problem here? I guess something got changed in the > kernel, > and now xen tools/scripts should create the devnodes with a different > major/minor? > > Is the correct fix to upgrade Xen to 4.0.1-rcX ? > > I just want to get this correct so I can update the wiki pages.. > it seems many people hit this problem. > > Thanks! > > -- Pasi > > _______________________________________________ > Xen-devel mailing list > [1]Xen-devel@xxxxxxxxxxxxxxxxxxx > [2]http://lists.xensource.com/xen-devel > > References > > Visible links > 1. file:///mc/compose?to=Xen-devel@xxxxxxxxxxxxxxxxxxx > 2. http://lists.xensource.com/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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