Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-20 Thread Paolo Bonzini
On 20/11/2014 08:55, Michael S. Tsirkin wrote: On Thu, Nov 20, 2014 at 08:11:05AM +0100, Paolo Bonzini wrote: On 20/11/2014 07:55, Michael S. Tsirkin wrote: I thought we agreed we'll consider alternate approaches after 2.2? I would prefer not to have yet another mode to support if we can

Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-20 Thread Michael S. Tsirkin
On Thu, Nov 20, 2014 at 11:04:13AM +0100, Paolo Bonzini wrote: On 20/11/2014 08:55, Michael S. Tsirkin wrote: On Thu, Nov 20, 2014 at 08:11:05AM +0100, Paolo Bonzini wrote: On 20/11/2014 07:55, Michael S. Tsirkin wrote: I thought we agreed we'll consider alternate approaches after

Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-19 Thread Paolo Bonzini
On 11/11/2014 18:13, Paolo Bonzini wrote: On 06/10/2014 16:56, Paolo Bonzini wrote: In the emergency last-minute patches of QEMU 2.1 we did two things: - fixed migration problems from 1.7 or 2.0 to 2.1 due to changes in ACPI table sizes - ensured that future versions will not break

Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-19 Thread Michael S. Tsirkin
On Thu, Nov 20, 2014 at 07:05:05AM +0100, Paolo Bonzini wrote: On 11/11/2014 18:13, Paolo Bonzini wrote: On 06/10/2014 16:56, Paolo Bonzini wrote: In the emergency last-minute patches of QEMU 2.1 we did two things: - fixed migration problems from 1.7 or 2.0 to 2.1 due to changes

Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-19 Thread Paolo Bonzini
On 20/11/2014 07:55, Michael S. Tsirkin wrote: I thought we agreed we'll consider alternate approaches after 2.2? I would prefer not to have yet another mode to support if we can help it. I agree, but: 1) looks like there is stronger opposition to your patch than I thought, so a 2.2

Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-19 Thread Michael S. Tsirkin
On Thu, Nov 20, 2014 at 08:11:05AM +0100, Paolo Bonzini wrote: On 20/11/2014 07:55, Michael S. Tsirkin wrote: I thought we agreed we'll consider alternate approaches after 2.2? I would prefer not to have yet another mode to support if we can help it. I agree, but: 1) looks like

Re: [Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-11-11 Thread Paolo Bonzini
On 06/10/2014 16:56, Paolo Bonzini wrote: In the emergency last-minute patches of QEMU 2.1 we did two things: - fixed migration problems from 1.7 or 2.0 to 2.1 due to changes in ACPI table sizes - ensured that future versions will not break migration compatibility with 2.2 for

[Qemu-devel] [PATCH v2 0/3] Migration-safe ACPI table sizing algorithm

2014-10-06 Thread Paolo Bonzini
In the emergency last-minute patches of QEMU 2.1 we did two things: - fixed migration problems from 1.7 or 2.0 to 2.1 due to changes in ACPI table sizes - ensured that future versions will not break migration compatibility with 2.2 for reasonable configurations (with ACPI tables smaller