| Message ID | 20230427172339.3709-1-faithilikerun@gmail.com (mailing list archive) |
|---|---|
| Headers | show |
| Series | Add zone append write for zoned device | expand |
On Fri, Apr 28, 2023 at 01:23:35AM +0800, Sam Li wrote: > This patch series add zone append operation based on the previous > zoned device support part. The file-posix driver is modified to > add zone append emulation using regular writes. > > v9: > - address review comments [Stefan] > * fix get_zones_wp() for wrong offset index > * fix misuses of QEMU_LOCK_GUARD() > * free and allocate wps in refresh_limits for now > > v8: > - address review comments [Stefan] > * fix zone_mgmt covering multiple zones case > * fix memory leak bug of wps in refresh_limits() > * mv BlockZoneWps field from BlockLimits to BlockDriverState > * add check_qiov_request() to bdrv_co_zone_append > > v7: > - address review comments > * fix wp assignment [Stefan] > * fix reset_all cases, skip R/O & offline zones [Dmitry, Damien] > * fix locking on non-zap related cases [Stefan] > * cleanups and typos correction > - add "zap -p" option to qemuio-cmds [Stefan] > > v6: > - add small fixes > > v5: > - fix locking conditions and error handling > - drop some trival optimizations > - add tracing points for zone append > > v4: > - fix lock related issues[Damien] > - drop all field in zone_mgmt op [Damien] > - fix state checks in zong_mgmt command [Damien] > - return start sector of wp when issuing zap req [Damien] > > v3: > - only read wps when it is locked [Damien] > - allow last smaller zone case [Damien] > - add zone type and state checks in zone_mgmt command [Damien] > - fix RESET_ALL related problems > > v2: > - split patch to two patches for better reviewing > - change BlockZoneWps's structure to an array of integers > - use only mutex lock on locking conditions of zone wps > - coding styles and clean-ups > > v1: > - introduce zone append write > > Sam Li (4): > file-posix: add tracking of the zone write pointers > block: introduce zone append write for zoned devices > qemu-iotests: test zone append operation > block: add some trace events for zone append > > block/block-backend.c | 61 ++++++++ > block/file-posix.c | 230 ++++++++++++++++++++++++++++- > block/io.c | 27 ++++ > block/io_uring.c | 4 + > block/linux-aio.c | 3 + > block/raw-format.c | 8 + > block/trace-events | 2 + > include/block/block-common.h | 14 ++ > include/block/block-io.h | 4 + > include/block/block_int-common.h | 8 + > include/block/raw-aio.h | 4 +- > include/sysemu/block-backend-io.h | 9 ++ > qemu-io-cmds.c | 75 ++++++++++ > tests/qemu-iotests/tests/zoned | 16 ++ > tests/qemu-iotests/tests/zoned.out | 16 ++ > 15 files changed, 474 insertions(+), 7 deletions(-) > > -- > 2.40.0 > Thanks, applied to my block tree: https://gitlab.com/stefanha/qemu/commits/block Stefan