Re: [Qemu-devel] [PATCH 4/4] kvm: Allow migration with invtsc

2017-01-04 Thread Eduardo Habkost
On Wed, Jan 04, 2017 at 09:56:56AM -0200, Marcelo Tosatti wrote: > On Tue, Dec 27, 2016 at 05:21:20PM -0200, Eduardo Habkost wrote: > > Instead of blocking migration on the source when invtsc is > > enabled, rely on the migration destination to ensure there's no > > TSC frequency mismatch. > > > >

Re: [Qemu-devel] [PATCH 4/4] kvm: Allow migration with invtsc

2017-01-04 Thread Marcelo Tosatti
On Tue, Dec 27, 2016 at 05:21:20PM -0200, Eduardo Habkost wrote: > Instead of blocking migration on the source when invtsc is > enabled, rely on the migration destination to ensure there's no > TSC frequency mismatch. > > We can't allow migration unconditionally because we don't know if > the dest