On Wed, Dec 04, 2019 at 11:20:55 +0000, Daniel Berrange wrote:
> On Tue, Dec 03, 2019 at 06:17:44PM +0100, Peter Krempa wrote:
> > Use the helper which cancels all blockjobs to perform the backup job
> > cancellation in qemuDomainAbortJob.
> > 
> > Signed-off-by: Peter Krempa <pkre...@redhat.com>
> > ---
> >  src/qemu/qemu_driver.c | 15 ++++++++++-----
> >  1 file changed, 10 insertions(+), 5 deletions(-)
> > 
> > diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> > index 95882d9d14..2408b08106 100644
> > --- a/src/qemu/qemu_driver.c
> > +++ b/src/qemu/qemu_driver.c
> > @@ -14054,11 +14054,16 @@ static int qemuDomainAbortJob(virDomainPtr dom)
> >      }
> > 
> >      VIR_DEBUG("Cancelling job at client request");
> > -    qemuDomainObjAbortAsyncJob(vm);
> > -    qemuDomainObjEnterMonitor(driver, vm);
> > -    ret = qemuMonitorMigrateCancel(priv->mon);
> > -    if (qemuDomainObjExitMonitor(driver, vm) < 0)
> > -        ret = -1;
> > +    if (priv->job.asyncJob == QEMU_ASYNC_JOB_BACKUP) {
> > +        qemuBackupJobCancelBlockjobs(vm, priv->backup, true);
> > +        ret = 0;
> > +    } else {
> > +        qemuDomainObjAbortAsyncJob(vm);
> > +        qemuDomainObjEnterMonitor(driver, vm);
> > +        ret = qemuMonitorMigrateCancel(priv->mon);
> > +        if (qemuDomainObjExitMonitor(driver, vm) < 0)
> > +            ret = -1;
> > +    }
> 
> Hmm, this makes me thing we should have had some better error checking
> in here already. IIUC, we have other types async job that are not
> related to either migration or backups, so should we do
> 
>    switch (priv->job.asyncJob) {
>         case QEMU_ASYNC_JOB_BACKUP:
>          ...
>         case QEMU_ASYNC_JOB_MIGRATE:
>          ...
>       case QEMU_ASYNC_JOB....
>       default:
>         report error

This is now done upstream. The new version of the patch after merging
with upstream:


diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 93b6107f6c..72694dc8d0 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -14091,7 +14091,8 @@ static int qemuDomainAbortJob(virDomainPtr dom)
         break;

     case QEMU_ASYNC_JOB_BACKUP:
-        /* TODO: to be implemented later */
+        qemuBackupJobCancelBlockjobs(vm, priv->backup, true);
+        ret = 0;
         break;

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