[libvirt] [PATCH 0/4] qemu: Add support for setting TSC frequency to enable migration with invtsc
Jiri Denemark
jdenemar at redhat.com
Mon Mar 27 18:24:37 UTC 2017
On Mon, Mar 27, 2017 at 14:11:24 -0400, John Ferlan wrote:
>
>
> On 03/24/2017 09:25 AM, Jiri Denemark wrote:
> > QEMU allows for TSC frequency to be explicitly set to enable migration
> > with invtsc (migration fails if the destination QEMU cannot set the
> > exact same frequency used when starting the domain on the source host).
> >
> > Jiri Denemark (4):
> > conf: Fix XML parser for timer frequency
> > qemu: Add support for setting TSC frequency
> > qemu: Use virCPUCheckFeature in qemuMigrationIsAllowed
> > qemu: Allow migration with invtsc if tsc frequency is set
> >
> > src/conf/domain_conf.c | 2 +-
> > src/qemu/qemu_command.c | 16 ++++++----
> > src/qemu/qemu_migration.c | 28 +++++++++++------
> > .../qemuxml2argv-cpu-tsc-frequency.args | 23 ++++++++++++++
> > .../qemuxml2argv-cpu-tsc-frequency.xml | 35 ++++++++++++++++++++++
> > tests/qemuxml2argvtest.c | 1 +
> > 6 files changed, 89 insertions(+), 16 deletions(-)
> > create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-cpu-tsc-frequency.args
> > create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-cpu-tsc-frequency.xml
> >
>
> Interesting we we didn't require a test back when first committed in
> '92a9e5df63' and since that was 0.8.0, we won't need some sort of
> capability check either.
>
> ACK series, but don't forget to add a news article before pushing...
Oh yes, I always forget to do that... patch coming soon.
Thanks and pushed.
Jirka
More information about the libvir-list
mailing list