Re: [Xen-devel] vm_event regression in 4.7

2016-02-05 Thread Tamas K Lengyel
On Fri, Feb 5, 2016 at 1:34 PM, Tamas K Lengyel wrote: > > > > On Wed, Feb 3, 2016 at 3:35 AM, Andrew Cooper > wrote: > >> On 03/02/16 01:32, Tamas K Lengyel wrote: >> >> >> >> On Tue, Feb 2, 2016 at 6:00 PM, Andrew Cooper >> wrote: >> >>> On 03/02/2016 00:51, Tamas K Lengyel wrote: >>> >>> Hel

Re: [Xen-devel] vm_event regression in 4.7

2016-02-05 Thread Tamas K Lengyel
On Wed, Feb 3, 2016 at 3:35 AM, Andrew Cooper wrote: > On 03/02/16 01:32, Tamas K Lengyel wrote: > > > > On Tue, Feb 2, 2016 at 6:00 PM, Andrew Cooper > wrote: > >> On 03/02/2016 00:51, Tamas K Lengyel wrote: >> >> Hello all, >> with the latest master branch of Xen there is a regression enabling

Re: [Xen-devel] vm_event regression in 4.7

2016-02-03 Thread Andrew Cooper
On 03/02/16 01:32, Tamas K Lengyel wrote: > > > On Tue, Feb 2, 2016 at 6:00 PM, Andrew Cooper > mailto:andrew.coop...@citrix.com>> wrote: > > On 03/02/2016 00:51, Tamas K Lengyel wrote: >> Hello all, >> with the latest master branch of Xen there is a regression >> enabling vm_event

Re: [Xen-devel] vm_event regression in 4.7

2016-02-02 Thread Tamas K Lengyel
On Tue, Feb 2, 2016 at 6:00 PM, Andrew Cooper wrote: > On 03/02/2016 00:51, Tamas K Lengyel wrote: > > Hello all, > with the latest master branch of Xen there is a regression enabling > vm_event on a domain. If an event listener was previously active on the > domain it is now not possible to reen

Re: [Xen-devel] vm_event regression in 4.7

2016-02-02 Thread Andrew Cooper
On 03/02/2016 00:51, Tamas K Lengyel wrote: > Hello all, > with the latest master branch of Xen there is a regression enabling > vm_event on a domain. If an event listener was previously active on > the domain it is now not possible to reenable events as the domctl > returns -EINVAL. The problem se

[Xen-devel] vm_event regression in 4.7

2016-02-02 Thread Tamas K Lengyel
Hello all, with the latest master branch of Xen there is a regression enabling vm_event on a domain. If an event listener was previously active on the domain it is now not possible to reenable events as the domctl returns -EINVAL. The problem seems to stem from activating the magic page for vm_even