Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-05 Thread Paul Durrant
> -Original Message- > From: Don Slutz [mailto:dsl...@verizon.com] > Sent: 04 February 2015 21:42 > To: Paul Durrant; Ian Campbell > Cc: Wei Liu; Andrew Cooper; xen-devel@lists.xen.org; Stefano Stabellini; Jan > Beulich; Ian Jackson > Subject: Re: [Xen-devel] St

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-04 Thread Don Slutz
On 02/03/15 09:00, Paul Durrant wrote: >> -Original Message- >> From: Ian Campbell >> Sent: 03 February 2015 13:48 >> To: Paul Durrant >> Cc: Wei Liu; xen-devel@lists.xen.org; Ian Jackson; Jan Beulich; Andrew >> Cooper; Stefano Stabellini >> Subject: Re: Stubdom breakage in 4.5 >> >> On Tue

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-04 Thread Don Slutz
On 02/04/15 07:58, Paul Durrant wrote: >> -Original Message- >> From: Ian Campbell >> Sent: 04 February 2015 12:30 >> To: Paul Durrant >> Cc: Wei Liu; xen-devel@lists.xen.org; Ian Jackson; Jan Beulich; Andrew >> Cooper; Stefano Stabellini >> Subject: Re: Stubdom breakage in 4.5 >> >> On Tue

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-04 Thread Paul Durrant
> -Original Message- > From: Ian Campbell > Sent: 04 February 2015 12:30 > To: Paul Durrant > Cc: Wei Liu; xen-devel@lists.xen.org; Ian Jackson; Jan Beulich; Andrew > Cooper; Stefano Stabellini > Subject: Re: Stubdom breakage in 4.5 > > On Tue, 2015-02-03 at 14:11 +, Paul Durrant wrote

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-04 Thread Ian Campbell
On Tue, 2015-02-03 at 14:11 +, Paul Durrant wrote: > How about this as a slightly hacky solution that I think may work in both > cases? > > If Xen finds no emulator at all for an HVM guest then it waits around > for at least one to show up before processing an emulation request. > Until one d

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-03 Thread Paul Durrant
> -Original Message- > From: Paul Durrant > Sent: 03 February 2015 14:00 > To: Ian Campbell > Cc: Wei Liu; xen-devel@lists.xen.org; Ian Jackson; Jan Beulich; Andrew > Cooper; Stefano Stabellini > Subject: RE: Stubdom breakage in 4.5 > > > -Original Message- > > From: Ian Campbell >

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-03 Thread Paul Durrant
> -Original Message- > From: Ian Campbell > Sent: 03 February 2015 13:48 > To: Paul Durrant > Cc: Wei Liu; xen-devel@lists.xen.org; Ian Jackson; Jan Beulich; Andrew > Cooper; Stefano Stabellini > Subject: Re: Stubdom breakage in 4.5 > > On Tue, 2015-02-03 at 13:42 +, Paul Durrant wrote

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-03 Thread Ian Campbell
On Tue, 2015-02-03 at 13:42 +, Paul Durrant wrote: > > -Original Message- > > From: Wei Liu [mailto:wei.l...@citrix.com] > > Sent: 03 February 2015 12:22 > > To: xen-devel@lists.xen.org > > Cc: Wei Liu; Ian Campbell; Ian Jackson; Paul Durrant; Jan Beulich; Andrew > > Cooper; Stefano Sta

Re: [Xen-devel] Stubdom breakage in 4.5

2015-02-03 Thread Paul Durrant
> -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: 03 February 2015 12:22 > To: xen-devel@lists.xen.org > Cc: Wei Liu; Ian Campbell; Ian Jackson; Paul Durrant; Jan Beulich; Andrew > Cooper; Stefano Stabellini > Subject: Stubdom breakage in 4.5 > > Hi all > > I recen

[Xen-devel] Stubdom breakage in 4.5

2015-02-03 Thread Wei Liu
Hi all I recently found out that stubdom in 4.5 is broken. A proper fix to that issue is likely to alter the start up protocol, which is not acceptable for backport. Providing a backport that doesn't alter the protocol used to start up stubdom is difficult. Paul, do you have any insight how we