Based-on: <20180601092648.24614-1-f...@redhat.com> ([PATCH v9 00/10] qemu-img convert with copy offloading)
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. v2: Use helper functions. [Stefan] Fam Zheng (2): block: Honour BDRV_REQ_NO_SERIALISING in copy range backup: Use copy offloading block/backup.c | 151 ++++++++++++++++++++++++++++++------------ block/io.c | 6 +- block/trace-events | 1 + include/block/block.h | 5 +- 4 files changed, 118 insertions(+), 45 deletions(-) -- 2.17.0
