[PATCH 00/10] qemu: Fix block job cancelling

Michal Privoznik mprivozn at redhat.com
Wed Apr 21 15:34:10 UTC 2021


On 4/21/21 4:04 PM, Peter Krempa wrote:
> Since -blockdev support was introduced qemuDomainBlockJobAbort was using
> the wrong API to terminate the blockjob since we care about sync
> finishing semantics.
> 
> Additionally for cases where we don't care we can force-finish the jobs
> such as when cancelling an migration with NBD disk copy.
> 
> Peter Krempa (10):
>    qemumonitorjsontest: Add test for 'qemuMonitorJSONBlockJobCancel'
>    qemuMonitorJSONBlockJobCancel: Refactor cleanup
>    qemu: monitor: Add 'force' argument for 'block-job-cancel' QMP command
>    qemuDomainBlockJobAbort: Don't use 'job-cancel' instead of
>      'block-job-cancel'
>    qemuBackupJobCancelBlockjobs: Replace qemuMonitorJobCancel by
>      qemuMonitorBlockJobCancel
>    qemuBlockJobRefreshJobs: Replace qemuMonitorJobCancel by
>      qemuMonitorBlockJobCancel
>    qemuMigrationSrcNBDCopyCancel*: Rename 'check' to 'abortMigration'
>    qemuMigrationSrcNBDCopyCancelOne: Force-cancel disk copy jobs when
>      aborting migration
>    qemuMigrationSrcNBDCopyCancelled: Use do-while loop instead of jumping
>      back
>    qemu: monitor: Remove qemuMonitorJobCancel
> 
>   src/qemu/qemu_backup.c       |   2 +-
>   src/qemu/qemu_blockjob.c     |   2 +-
>   src/qemu/qemu_driver.c       |   7 +--
>   src/qemu/qemu_migration.c    | 106 ++++++++++++++++++-----------------
>   src/qemu/qemu_monitor.c      |  20 ++-----
>   src/qemu/qemu_monitor.h      |   8 +--
>   src/qemu/qemu_monitor_json.c |  48 +++-------------
>   src/qemu/qemu_monitor_json.h |   8 +--
>   tests/qemumonitorjsontest.c  |   4 +-
>   9 files changed, 75 insertions(+), 130 deletions(-)
> 

Reviewed-by: Michal Privoznik <mprivozn at redhat.com>

Michal




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