Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-10 Thread Alexey Kardashevskiy
On 04/08/2014 08:32 PM, Michael Mueller wrote: > On Tue, 08 Apr 2014 20:04:42 +1000 > Alexey Kardashevskiy wrote: > >> On 04/08/2014 07:47 PM, Michael Mueller wrote: >>> On Tue, 08 Apr 2014 11:23:14 +1000 >>> Alexey Kardashevskiy wrote: >>> On 04/08/2014 04:53 AM, Andreas Färber wrote:

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-10 Thread Michael Mueller
On Fri, 11 Apr 2014 01:11:10 +1000 Alexey Kardashevskiy wrote: > On 04/04/2014 11:28 PM, Alexander Graf wrote: > > On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: > >> On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: > >>> Currently only migration fails if CPU version is different even a b

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-10 Thread Alexey Kardashevskiy
On 04/04/2014 11:28 PM, Alexander Graf wrote: > On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: >> On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: >>> Currently only migration fails if CPU version is different even a bit. >>> For example, migration from POWER7 v2.0 to POWER7 v2.1 fails beca

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-09 Thread Alexander Graf
> Am 09.04.2014 um 02:41 schrieb Alexey Kardashevskiy : > >> On 04/09/2014 12:59 AM, Alexander Graf wrote: >>> On 04/08/2014 02:19 PM, Michael Mueller wrote: >>> On Tue, 08 Apr 2014 21:47:39 +1000 >>> Alexey Kardashevskiy wrote: >>> > On 04/08/2014 08:32 PM, Michael Mueller wrote: > On

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Alexey Kardashevskiy
On 04/09/2014 12:59 AM, Alexander Graf wrote: > On 04/08/2014 02:19 PM, Michael Mueller wrote: >> On Tue, 08 Apr 2014 21:47:39 +1000 >> Alexey Kardashevskiy wrote: >> >>> On 04/08/2014 08:32 PM, Michael Mueller wrote: On Tue, 08 Apr 2014 20:04:42 +1000 Alexey Kardashevskiy wrote: >

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Alexander Graf
On 04/08/2014 02:19 PM, Michael Mueller wrote: On Tue, 08 Apr 2014 21:47:39 +1000 Alexey Kardashevskiy wrote: On 04/08/2014 08:32 PM, Michael Mueller wrote: On Tue, 08 Apr 2014 20:04:42 +1000 Alexey Kardashevskiy wrote: On 04/08/2014 07:47 PM, Michael Mueller wrote: On Tue, 08 Apr 2014 11

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Michael Mueller
On Tue, 08 Apr 2014 21:47:39 +1000 Alexey Kardashevskiy wrote: > On 04/08/2014 08:32 PM, Michael Mueller wrote: > > On Tue, 08 Apr 2014 20:04:42 +1000 > > Alexey Kardashevskiy wrote: > > > >> On 04/08/2014 07:47 PM, Michael Mueller wrote: > >>> On Tue, 08 Apr 2014 11:23:14 +1000 > >>> Alexey Ka

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Alexey Kardashevskiy
On 04/08/2014 08:32 PM, Michael Mueller wrote: > On Tue, 08 Apr 2014 20:04:42 +1000 > Alexey Kardashevskiy wrote: > >> On 04/08/2014 07:47 PM, Michael Mueller wrote: >>> On Tue, 08 Apr 2014 11:23:14 +1000 >>> Alexey Kardashevskiy wrote: >>> On 04/08/2014 04:53 AM, Andreas Färber wrote:

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Michael Mueller
On Tue, 08 Apr 2014 20:04:42 +1000 Alexey Kardashevskiy wrote: > On 04/08/2014 07:47 PM, Michael Mueller wrote: > > On Tue, 08 Apr 2014 11:23:14 +1000 > > Alexey Kardashevskiy wrote: > > > >> On 04/08/2014 04:53 AM, Andreas Färber wrote: > >>> Am 07.04.2014 05:27, schrieb Alexey Kardashevskiy:

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Alexey Kardashevskiy
On 04/08/2014 07:47 PM, Michael Mueller wrote: > On Tue, 08 Apr 2014 11:23:14 +1000 > Alexey Kardashevskiy wrote: > >> On 04/08/2014 04:53 AM, Andreas Färber wrote: >>> Am 07.04.2014 05:27, schrieb Alexey Kardashevskiy: On 04/04/2014 11:28 PM, Alexander Graf wrote: > On 04/04/2014 07:17

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-08 Thread Michael Mueller
On Tue, 08 Apr 2014 11:23:14 +1000 Alexey Kardashevskiy wrote: > On 04/08/2014 04:53 AM, Andreas Färber wrote: > > Am 07.04.2014 05:27, schrieb Alexey Kardashevskiy: > >> On 04/04/2014 11:28 PM, Alexander Graf wrote: > >>> On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: > On 03/24/2014 0

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-07 Thread Alexey Kardashevskiy
On 04/08/2014 04:53 AM, Andreas Färber wrote: > Am 07.04.2014 05:27, schrieb Alexey Kardashevskiy: >> On 04/04/2014 11:28 PM, Alexander Graf wrote: >>> On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: > Currently only migration fails i

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-07 Thread Andreas Färber
Am 07.04.2014 05:27, schrieb Alexey Kardashevskiy: > On 04/04/2014 11:28 PM, Alexander Graf wrote: >> On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: >>> On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: Currently only migration fails if CPU version is different even a bit. For exam

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-06 Thread Alexey Kardashevskiy
On 04/04/2014 11:28 PM, Alexander Graf wrote: > On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: >> On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: >>> Currently only migration fails if CPU version is different even a bit. >>> For example, migration from POWER7 v2.0 to POWER7 v2.1 fails beca

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-04 Thread Alexander Graf
On 04/04/2014 07:17 AM, Alexey Kardashevskiy wrote: On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: Currently only migration fails if CPU version is different even a bit. For example, migration from POWER7 v2.0 to POWER7 v2.1 fails because of that. Since there is no difference between CPU ve

Re: [Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-04-03 Thread Alexey Kardashevskiy
On 03/24/2014 04:28 PM, Alexey Kardashevskiy wrote: > Currently only migration fails if CPU version is different even a bit. > For example, migration from POWER7 v2.0 to POWER7 v2.1 fails because of > that. Since there is no difference between CPU versions which could > affect migration stream, we

[Qemu-devel] [RFC PATCH] target-ppc: enable migration within the same CPU family

2014-03-23 Thread Alexey Kardashevskiy
Currently only migration fails if CPU version is different even a bit. For example, migration from POWER7 v2.0 to POWER7 v2.1 fails because of that. Since there is no difference between CPU versions which could affect migration stream, we can safely enable it. This adds a helper to find the closes