On Fri, May 09, 2025 at 03:40:17PM -0500, Eric Blake wrote: > v3 was here: > https://lists.gnu.org/archive/html/qemu-devel/2025-04/msg04525.html > > In v4: > - Rearrange series a bit to try and simplify logic for how zero > bitmap is populated, when pre-zeroing is attempted, and how > detect-zeroes=unmap interacts [Sunny] > - Add a couple new patches to make this easier to follow > - iotest tweaks [Stefan] > > 001/13:[----] [--] 'block: Expand block status mode from bool to flags' > 002/13:[----] [--] 'file-posix, gluster: Handle zero block status hint better' > 003/13:[----] [--] 'block: Let bdrv_co_is_zero_fast consolidate adjacent > extents' > 004/13:[----] [--] 'block: Add new bdrv_co_is_all_zeroes() function' > 005/13:[----] [--] 'iotests: Improve iotest 194 to mirror data' > 006/13:[----] [--] 'mirror: Minor refactoring' > 007/13:[down] 'mirror: Pass full sync mode rather than bool to internals' > 008/13:[0038] [FC] 'mirror: Allow QMP override to declare target already zero' > 009/13:[down] 'mirror: Drop redundant zero_target parameter' > 010/13:[0063] [FC] 'mirror: Skip pre-zeroing destination if it is already > zero' > 011/13:[0021] [FC] 'mirror: Skip writing zeroes when target is already zero' > 012/13:[----] [--] 'iotests/common.rc: add disk_usage function' > 013/13:[0013] [FC] 'tests: Add iotest mirror-sparse for recent patches' > > Andrey Drobyshev (1): > iotests/common.rc: add disk_usage function > > Eric Blake (12): > block: Expand block status mode from bool to flags > file-posix, gluster: Handle zero block status hint better > block: Let bdrv_co_is_zero_fast consolidate adjacent extents > block: Add new bdrv_co_is_all_zeroes() function > iotests: Improve iotest 194 to mirror data > mirror: Minor refactoring > mirror: Pass full sync mode rather than bool to internals > mirror: Allow QMP override to declare target already zero > mirror: Drop redundant zero_target parameter > mirror: Skip pre-zeroing destination if it is already zero > mirror: Skip writing zeroes when target is already zero > tests: Add iotest mirror-sparse for recent patches > > qapi/block-core.json | 8 +- > block/coroutines.h | 4 +- > include/block/block-common.h | 11 + > include/block/block-io.h | 2 + > include/block/block_int-common.h | 27 +- > include/block/block_int-global-state.h | 4 +- > include/block/block_int-io.h | 4 +- > block/io.c | 126 +++++-- > block/blkdebug.c | 6 +- > block/copy-before-write.c | 4 +- > block/file-posix.c | 5 +- > block/gluster.c | 4 +- > block/iscsi.c | 6 +- > block/mirror.c | 183 ++++++++--- > block/nbd.c | 4 +- > block/null.c | 6 +- > block/parallels.c | 6 +- > block/qcow.c | 2 +- > block/qcow2.c | 6 +- > block/qed.c | 6 +- > block/quorum.c | 4 +- > block/raw-format.c | 4 +- > block/rbd.c | 6 +- > block/snapshot-access.c | 4 +- > block/vdi.c | 4 +- > block/vmdk.c | 2 +- > block/vpc.c | 2 +- > block/vvfat.c | 6 +- > blockdev.c | 27 +- > tests/unit/test-block-iothread.c | 2 +- > tests/qemu-iotests/common.rc | 6 + > tests/qemu-iotests/194 | 7 +- > tests/qemu-iotests/194.out | 4 +- > tests/qemu-iotests/250 | 5 - > tests/qemu-iotests/iotests.py | 12 +- > tests/qemu-iotests/tests/mirror-sparse | 125 +++++++ > tests/qemu-iotests/tests/mirror-sparse.out | 365 +++++++++++++++++++++ > 37 files changed, 850 insertions(+), 159 deletions(-) > create mode 100755 tests/qemu-iotests/tests/mirror-sparse > create mode 100644 tests/qemu-iotests/tests/mirror-sparse.out > > -- > 2.49.0 >
Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
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