[libvirt] [PATCH v4 4/4] qemu: block: enable the snapshot image deletion feature
Pavel Mores
pmores at redhat.com
Wed Dec 11 08:52:15 UTC 2019
On Wed, Dec 11, 2019 at 08:34:38AM +0100, Peter Krempa wrote:
> On Tue, Dec 10, 2019 at 17:25:41 +0100, Pavel Mores wrote:
> > With all plumbing in place, we can now enable the new functionality.
> >
> > Signed-off-by: Pavel Mores <pmores at redhat.com>
> > ---
> > src/qemu/qemu_driver.c | 12 ++++++++++--
> > 1 file changed, 10 insertions(+), 2 deletions(-)
> >
> > diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> > index 9c07b6b393..0cbc746c22 100644
> > --- a/src/qemu/qemu_driver.c
> > +++ b/src/qemu/qemu_driver.c
> > @@ -18544,10 +18544,10 @@ qemuDomainBlockCommit(virDomainPtr dom,
> > bool persistjob = false;
> > bool blockdev = false;
> >
> > - /* XXX Add support for COMMIT_DELETE */
> > virCheckFlags(VIR_DOMAIN_BLOCK_COMMIT_SHALLOW |
> > VIR_DOMAIN_BLOCK_COMMIT_ACTIVE |
> > VIR_DOMAIN_BLOCK_COMMIT_RELATIVE |
> > + VIR_DOMAIN_BLOCK_COMMIT_DELETE |
> > VIR_DOMAIN_BLOCK_COMMIT_BANDWIDTH_BYTES, -1);
> >
> > if (!(vm = qemuDomainObjFromDomain(dom)))
> > @@ -18568,6 +18568,13 @@ qemuDomainBlockCommit(virDomainPtr dom,
> >
> > blockdev = virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCKDEV);
> >
> > + if (!blockdev && (flags & VIR_DOMAIN_BLOCK_COMMIT_DELETE)) {
> > + virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
> > + _("deleting committed images is only supported for VMs "
> > + "with blockdev enabled"));
> > + goto endjob;
> > + }
>
> make[1]: Leaving directory '/home/pipo/build/libvirt/gcc/src'
> /home/pipo/libvirt/src/qemu/qemu_driver.c:18572: virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
> /home/pipo/libvirt/src/qemu/qemu_driver.c-18573- _("deleting committed images is only supported for VMs "
> /home/pipo/libvirt/src/qemu/qemu_driver.c-18574- "with blockdev enabled"));
> build-aux/syntax-check.mk: found diagnostic without %
> make: *** [/home/pipo/libvirt/build-aux/syntax-check.mk:756: sc_prohibit_diagnostic_without_format] Error 1
>
> Please make sure you run 'make syntax-check' before submitting patches.
>
> I'll fix this before pushing with with:
>
> if (!blockdev && (flags & VIR_DOMAIN_BLOCK_COMMIT_DELETE)) {
> virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
> _("deleting committed images is not supported by this VM"));
> goto endjob;
> }
>
Okay, my apologies, and thanks for the speedy review!
pvl
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