On 05/13/2011 04:11 AM, Federico Simoncelli wrote: > Originally most of libvirt domain-specific calls were blocking > during a migration. > A new mechanism to allow specific calls (blkstat/blkinfo) to be > executed in such condition has been implemented. > In the long term it'd be desirable to get a more general > solution to mark further APIs as migration safe, without needing > special case code. > > * src/qemu/qemu_migration.c: add some additional job signal > flags for doing blkstat/blkinfo during a migration > * src/qemu/qemu_domain.c: add a condition variable that can be > used to efficiently wait for the migration code to clear the > signal flag > * src/qemu/qemu_driver.c: execute blkstat/blkinfo using the > job signal flags during migration > --- > src/qemu/qemu_domain.c | 13 ++++++ > src/qemu/qemu_domain.h | 9 ++++ > src/qemu/qemu_driver.c | 103 > ++++++++++++++++++++++++++++++++------------- > src/qemu/qemu_migration.c | 38 ++++++++++++++++- > 4 files changed, 131 insertions(+), 32 deletions(-)
ACK; but pending danpb's commits actually going in. -- Eric Blake ebl...@redhat.com +1-801-349-2682 Libvirt virtualization library http://libvirt.org
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