Re: [Xen-devel] Xen 4.3 development update CODE FREEZE HAS_BEGUN

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2013-04-18 at 19:09 +0100, Wei Liu wrote:
> On Tue, Apr 16, 2013 at 05:24:05PM +0100, George Dunlap wrote:
> > On 16/04/13 17:11, Wei Liu wrote:
> > > On Tue, Apr 16, 2013 at 04:20:09PM +0100, George Dunlap wrote:
> > >> On Tue, Apr 16, 2013 at 4:02 PM, Wei Liu <wei.liu2@xxxxxxxxxx> wrote:
> > >>> On Tue, Apr 16, 2013 at 01:50:26PM +0100, George Dunlap wrote:
> > >>>> On Tue, Apr 16, 2013 at 1:22 PM, George Dunlap
> > >>>> <George.Dunlap@xxxxxxxxxxxxx> wrote:
> > >>>>
> > >>>>> == Bugs ==
> > >>>>>
> > >>>>> * xl, compat mode, and older kernels
> > >>>>>    owner: ?
> > >>>>>    Many older 32-bit PV kernels that can run on a 64-bit hypervisor 
> > >>>>> with
> > >>>>>    xend do not work when started with xl.  The following work-around 
> > >>>>> seems to
> > >>>>>    work:
> > >>>>>      xl create -p lightning.cfg
> > >>>>>      xenstore-write /local/domain/$(xl domid
> > >>>>> lightning)/device/vbd/51713/protocol x86_32-abi
> > >>>>>      xl unpause lightning
> > >>>>>    This node is normally written by the guest kernel, but for older 
> > >>>>> kernels
> > >>>>>    seems not to be.  xend must have a work-around; port this 
> > >>>>> work-around to xl.
> > >>> I played with Xend several years ago, I can try to have a look at this.
> > >>>
> > > Quick question, anyone has kernel image that's needs this workaround?
> > 
> > The original thread that started this is here:
> > 
> > http://www.gossamer-threads.com/lists/xen/devel/258488?do=post_view_threaded
> > 
> > It mentioned using Debian etch's built-in 2.6.16.33-xen kernel.
> 
> Now I've identified the problem, should I write a patch for it or should
> I wait till 4.4 window is open?

Write a patch, we should at least consider it as a bug fix for 4.3.

Ian


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