Re: Ways to deal with broken machine types

2021-03-30 Thread Michael S. Tsirkin
On Tue, Mar 30, 2021 at 12:21:37PM +0100, David Edmondson wrote: > > Unfortunately I do not think this is practical :(. > > > > All examples of breakage I am aware of, we did not > > realise some part of interface was part of guest ABI > > and unsafe to change. We simply would not know to write a >

Re: Ways to deal with broken machine types

2021-03-30 Thread David Edmondson
On Tuesday, 2021-03-23 at 15:40:24 -04, Michael S. Tsirkin wrote: > On Tue, Mar 23, 2021 at 05:40:36PM +, Daniel P. Berrangé wrote: >> On Tue, Mar 23, 2021 at 05:54:47PM +0100, Igor Mammedov wrote: >> > Let me hijack this thread for beyond this case scope. >> > >> > I agree that for this part

Re: Ways to deal with broken machine types

2021-03-29 Thread Igor Mammedov
On Mon, 29 Mar 2021 15:46:53 +0100 "Dr. David Alan Gilbert" wrote: > * Igor Mammedov (imamm...@redhat.com) wrote: > > On Tue, 23 Mar 2021 17:40:36 + > > Daniel P. Berrangé wrote: > > > > > On Tue, Mar 23, 2021 at 05:54:47PM +0100, Igor Mammedov wrote: > > > > Let me hijack this thread f

Re: Ways to deal with broken machine types

2021-03-29 Thread Dr. David Alan Gilbert
* Igor Mammedov (imamm...@redhat.com) wrote: > On Tue, 23 Mar 2021 17:40:36 + > Daniel P. Berrangé wrote: > > > On Tue, Mar 23, 2021 at 05:54:47PM +0100, Igor Mammedov wrote: > > > Let me hijack this thread for beyond this case scope. > > > > > > I agree that for this particular bug we've do

Re: Ways to deal with broken machine types

2021-03-25 Thread Igor Mammedov
On Tue, 23 Mar 2021 17:40:36 + Daniel P. Berrangé wrote: > On Tue, Mar 23, 2021 at 05:54:47PM +0100, Igor Mammedov wrote: > > Let me hijack this thread for beyond this case scope. > > > > I agree that for this particular bug we've done all we could, but > > there is broader issue to discuss

Re: Ways to deal with broken machine types

2021-03-23 Thread Michael S. Tsirkin
On Tue, Mar 23, 2021 at 05:40:36PM +, Daniel P. Berrangé wrote: > On Tue, Mar 23, 2021 at 05:54:47PM +0100, Igor Mammedov wrote: > > Let me hijack this thread for beyond this case scope. > > > > I agree that for this particular bug we've done all we could, but > > there is broader issue to dis

Re: Ways to deal with broken machine types

2021-03-23 Thread Daniel P . Berrangé
On Tue, Mar 23, 2021 at 05:54:47PM +0100, Igor Mammedov wrote: > Let me hijack this thread for beyond this case scope. > > I agree that for this particular bug we've done all we could, but > there is broader issue to discuss here. > > We have machine versions to deal with hw compatibility issues

Ways to deal with broken machine types

2021-03-23 Thread Igor Mammedov
On Tue, 23 Mar 2021 16:04:11 +0100 Thomas Lamprecht wrote: > On 23.03.21 15:55, Vitaly Cheptsov wrote: > >> 23 марта 2021 г., в 17:48, Michael S. Tsirkin написал(а): > >> > >> The issue is with people who installed a VM using 5.1 qemu, > >> migrated to 5.2, booted there and set a config on a dev