Re: [PATCH] make tsc stable over migration and machine start

2011-02-02 Thread Glauber Costa
On Tue, 2011-02-01 at 21:26 +0100, Jan Kiszka wrote: On 2011-02-01 20:17, Glauber Costa wrote: If the machine is stopped, we should not record two different tsc values upon a save operation. The same problem happens with kvmclock. But kvmclock is taking a different diretion, being now

[PATCH] make tsc stable over migration and machine start

2011-02-01 Thread Glauber Costa
If the machine is stopped, we should not record two different tsc values upon a save operation. The same problem happens with kvmclock. But kvmclock is taking a different diretion, being now seen as a separate device. Since this is unlikely to happen with the tsc, I am taking the approach here of

Re: [PATCH] make tsc stable over migration and machine start

2011-02-01 Thread Jan Kiszka
On 2011-02-01 20:17, Glauber Costa wrote: If the machine is stopped, we should not record two different tsc values upon a save operation. The same problem happens with kvmclock. But kvmclock is taking a different diretion, being now seen as a separate device. Since this is unlikely to happen