Re: [Xen-devel] [PATCH pvops] Fix a bug that shutdown watcher is disabled on pvops

[Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>]

On Fri, 2011-03-04 at 09:29 +0000, Frank Pan wrote:
> > Is the issue you are seeing perhaps due to this patch being missing from
> > that tree?
> >
> > commit a947f0f8f7012a5e8689a9cff7209ec6964ec154
> > Author: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> > Date:   Mon Oct 4 16:10:06 2010 +0100
> >
> >    xen: do not set xenstored_ready before xenbus_probe on hvm
> 
> > Stefano's "2.6.38-rc6-pvhvm" branch also contains this which looks
> > related:
> >
> > commit 702d4eb9b3de4398ab99cf0a4e799e552c7ab756
> > Author: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> > Date:   Thu Dec 2 17:54:50 2010 +0000
> >
> >    xen: no need to delay xen_setup_shutdown_event for hvm guests anymore
> 
> FP: Yes, both commits seem like a solution of the issue I met.
> 
> > If possible we should prefer to backport patches from newer kernels
> > rather than diverge in the 2.6.32 branch.
> 
> FP: The former commit seems ok. The latter one is more like a cleanup.
> Here is a patch can be applied on xen/next-2.6.32:

Thanks, but we should just cherry pick the original.

I actually pulled this patch into the Debian Squeeze (2.6.32.x) kernel a
while ago and it hasn't caused any problems TTBOMK. I kept forgetting to
forward it on.

Pull request below includes this path and a second one which I also
pulled into the Debian kernel.

Jeremy, please can you pull.

Ian.

The following changes since commit 892d2f052e979cf1916647c752b94cf62ec1c6dc:
  Jeremy Fitzhardinge (1):
        Merge commit 'v2.6.32.28' into xen/next-2.6.32

are available in the git repository at:

  git://xenbits.xen.org/people/ianc/linux-2.6.git pvhvm-2.6.32

Stefano Stabellini (2):
      xen: do not set xenstored_ready before xenbus_probe on hvm
      xen: do not initialize PV timers on HVM if !xen_have_vector_callback

 arch/x86/xen/time.c               |    5 +++--
 drivers/xen/xenbus/xenbus_probe.c |    8 ++++++--
 2 files changed, 9 insertions(+), 4 deletions(-)



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