[PATCH 1/5] qemuMigrationDstFinishFresh: Avoid multi-line ternary operator in function call
Peter Krempa
pkrempa at redhat.com
Mon Jul 25 14:21:42 UTC 2022
On Mon, Jul 25, 2022 at 16:19:38 +0200, Peter Krempa wrote:
> On Mon, Jul 25, 2022 at 15:51:28 +0200, Michal Prívozník wrote:
> > On 7/25/22 14:45, Peter Krempa wrote:
> > > Rewrite the code using a temporary variable.
> > >
> > > Signed-off-by: Peter Krempa <pkrempa at redhat.com>
> > > ---
> > > src/qemu/qemu_migration.c | 11 ++++++++---
> > > 1 file changed, 8 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
> > > index 20dc91f1ce..800f66349d 100644
> > > --- a/src/qemu/qemu_migration.c
> > > +++ b/src/qemu/qemu_migration.c
> > > @@ -6601,9 +6601,14 @@ qemuMigrationDstFinishFresh(virQEMUDriver *driver,
> > > *inPostCopy = true;
> > >
> > > if (!(flags & VIR_MIGRATE_PAUSED)) {
> > > - if (qemuProcessStartCPUs(driver, vm,
> > > - *inPostCopy ? VIR_DOMAIN_RUNNING_POSTCOPY
> > > - : VIR_DOMAIN_RUNNING_MIGRATED,
> > > + virDomainRunningReason runningReason;
> > > +
> > > + if (inPostCopy)
> >
> > This needs to dereference the variable, just like the original did.
>
> Oops, indeed.
>
> >
> > And what is your opinion on initializing the newly introduced variable
> > to _MIGRATED and then having this if() to overwrite it to _POSTCOPY?
> >
> > virDomainRunningReason runningReason = VIR_DOMAIN_RUNNING_MIGRATED;
> >
> > if (*inPostCopy)
> > runningReason = VIR_DOMAIN_RUNNING_POSTCOPY;
>
> I actually had it like this at first, but decided to change it after
> the same change in patch 2/5. I wanted to have both assignments close to
> the usage place to make it obvious what the value is.
>
> In this case the initialization assignment is close enough, though.
Looking at the patches again, I in fact forgot to do that change to 2/5,
so .... I'll just go with this suggestion :D
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