ACK: [SRU][F:linux-gcp/J:linux-gcp/N:linux-gcp/O:linux-gcp/P:linux-gcp][PATCH 0/1] Make virtio_balloon a loadable module

[Massimiliano Pellizzer]

On Wed, 2 Apr 2025 at 12:22, Kuba Pawlak <kuba.pawlak at canonical.com> wrote:
>
> On 2.04.2025 02:20, Ian Whitfield wrote:
> > BugLink: https://bugs.launchpad.net/bugs/2105142
> >
> > [Impact]
> >
> > Google requested that the virtio_balloon module be made loadable, rather
> > than built-in. This is to support disabling the module at runtime, which
> > is specified as possible in their documentation:
> > https://cloud.google.com/compute/docs/dynamic-resource-management#disabling_the_virtio_memory_balloon_device
> >
> > [Fix]
> >
> > Change CONFIG_VIRTIO_BALLOON to build the driver as a loadable module
> > rather than a built-in, drivers/virtio/* is already in the inclusion
> > list, so the driver will be included in the main modules package.
> >
> > A thread for Bionic was sent to the ESM mailing list.
> >
> > [Test Plan]
> >
> > List files in the linux-modules package and verify that virtio_balloon.ko
> > is there.
> >
> > [Regression potential]
> >
> > The regression potential is very low since the module will still be
> > included with all cloud installations and a user has to manually
> > disable it to get different behavior.
> >
> > Ian Whitfield (1):
> >    UBUNTU: [Packaging] gcp: Make virtio_balloon loadable
> >
> >   debian.gcp/config/annotations | 3 +++
> >   1 file changed, 3 insertions(+)
> >
> Acked-by: Kuba Pawlak <kuba.pawlak at canonical.com>
> --
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Acked-by: Massimiliano Pellizzer <massimiliano.pellizzer at canonical.com>

-- 
Massimiliano Pellizzer