Re: [Qemu-devel] [PATCH v5] spapr: Add support for time base offset migration

2014-04-14 Thread Alexander Graf
On 14.04.14 10:10, Alexey Kardashevskiy wrote: On 04/14/2014 05:46 PM, Alexander Graf wrote: On 14.04.14 09:33, Alexey Kardashevskiy wrote: On 04/14/2014 05:08 PM, Alexander Graf wrote: On 12.04.14 17:52, Alexey Kardashevskiy wrote: This allows guests to have a different timebase origin from

Re: [Qemu-devel] [PATCH v5] spapr: Add support for time base offset migration

2014-04-14 Thread Alexey Kardashevskiy
On 04/14/2014 05:46 PM, Alexander Graf wrote: > > On 14.04.14 09:33, Alexey Kardashevskiy wrote: >> On 04/14/2014 05:08 PM, Alexander Graf wrote: >>> On 12.04.14 17:52, Alexey Kardashevskiy wrote: This allows guests to have a different timebase origin from the host. This is needed f

Re: [Qemu-devel] [PATCH v5] spapr: Add support for time base offset migration

2014-04-14 Thread Alexander Graf
On 14.04.14 09:33, Alexey Kardashevskiy wrote: On 04/14/2014 05:08 PM, Alexander Graf wrote: On 12.04.14 17:52, Alexey Kardashevskiy wrote: This allows guests to have a different timebase origin from the host. This is needed for migration, where a guest can migrate from one host to another an

Re: [Qemu-devel] [PATCH v5] spapr: Add support for time base offset migration

2014-04-14 Thread Alexey Kardashevskiy
On 04/14/2014 05:08 PM, Alexander Graf wrote: > > On 12.04.14 17:52, Alexey Kardashevskiy wrote: >> This allows guests to have a different timebase origin from the host. >> >> This is needed for migration, where a guest can migrate from one host >> to another and the two hosts might have a differe

Re: [Qemu-devel] [PATCH v5] spapr: Add support for time base offset migration

2014-04-14 Thread Alexander Graf
On 12.04.14 17:52, Alexey Kardashevskiy wrote: This allows guests to have a different timebase origin from the host. This is needed for migration, where a guest can migrate from one host to another and the two hosts might have a different timebase origin. However, the timebase seen by the guest

[Qemu-devel] [PATCH v5] spapr: Add support for time base offset migration

2014-04-12 Thread Alexey Kardashevskiy
This allows guests to have a different timebase origin from the host. This is needed for migration, where a guest can migrate from one host to another and the two hosts might have a different timebase origin. However, the timebase seen by the guest must not go backwards, and should go forwards onl