Re: [Qemu-devel] [PATCH 0/2] Add some tracepoints for live migration

[Stefan Hajnoczi]

On Wed, Feb 06, 2013 at 03:37:49PM +0900, Kazuya Saito wrote:
> This series adds tracepoints about state transition of VM to get
> information of live migration.
> We suggest that QEMU trace data will be able to be captured by users
> all the time for investigation on production server not for
> development. However, tracepoints in current QEMU are not enough to
> achieve the purpose. So, we're going to add tracepoints for it.
> As a first step, we add tracepoints related in live migration which
> got us in trouble before.
> 
> Kazuya Saito (2):
>   add trace_tunstate_set()
>   create migratestate_set, modify migratestate transition     add
>     trace_migratestate_set
> 
>  include/migration/migration.h |    2 ++
>  migration.c                   |   19 +++++++++++++------
>  trace-events                  |    4 ++++
>  vl.c                          |    2 +-
>  4 files changed, 20 insertions(+), 7 deletions(-)

Juan: Any suggestions and do you want to take it through your migration
tree?

Reviewed-by: Stefan Hajnoczi <address@hidden>