On Tue, Jul 03, 2018 at 10:37:55AM +0800, Fam Zheng wrote: > v4: Rebase to master. > Pick up Stefan's rev-bys. > Include a block/io.c fix to fix a new issue caused by recent block/io.c > change - our drive-backup cases in iotests exposes the bug loudly. > > This enhances the backup job to make use of the copy offloading API. It > eliminates the necessity to use the bounce buffer as well as speeding up the > copy operation when the backend supports it. > > v3: Don't forget coroutine_fn. [Stefan] > Don't reset job->use_copy_range redundantly. [Stefan] > > v2: Use helper functions. [Stefan] > > Fam Zheng (3): > block: Fix parameter checking in bdrv_co_copy_range_internal > block: Honour BDRV_REQ_NO_SERIALISING in copy range > backup: Use copy offloading > > block/backup.c | 150 ++++++++++++++++++++++++++++++------------ > block/io.c | 35 +++++----- > block/trace-events | 1 + > include/block/block.h | 5 +- > 4 files changed, 132 insertions(+), 59 deletions(-) > > -- > 2.17.1 >
Thanks, Applied to my block branch: git://github.com/codyprime/qemu-kvm-jtc block -Jeff
