[SRU J][PATCH 2/2] UBUNTU: [Config] CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE

[Michael Reed]

Hi Stefan,

Would you also recommend that I disable this for arm64?

-Michael


On Thu, Sep 28, 2023 at 11:03 AM Stefan Bader <stefan.bader at canonical.com>
wrote:

> On 22.09.23 19:09, Michael Reed wrote:
> > From: Michael Reed <Michael.Reed at canonical.com>
> >
> > BugLink: https://bugs.launchpad.net/bugs/2028158
> > By default this is enabled, but it is causing an issue reconfiguring
> device dax memory, thus
> > it is being disabled.
> >
> > Signed-off-by: Michael Reed <Michael.Reed at canonical.com>
> > ---
> >   debian.master/config/annotations | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/debian.master/config/annotations
> b/debian.master/config/annotations
> > index 5f854837a810..b9081681267c 100644
> > --- a/debian.master/config/annotations
> > +++ b/debian.master/config/annotations
> > @@ -348,7 +348,7 @@ CONFIG_LOAD_PPC_KEYS
> note<'LP:1866909'>
> >   CONFIG_LOCALVERSION_AUTO                        policy<{'amd64': 'n',
> 'arm64': 'n', 'armhf': 'n', 'ppc64el': 'n', 's390x': 'n'}>
> >   CONFIG_LOCALVERSION_AUTO                        note<'triggers
> packaging failures'>
> >
> > -CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE            policy<{'amd64': 'y',
> 'arm64': 'y', 'ppc64el': 'n', 's390x': 'n'}>
> > +CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE            policy<{'amd64': 'n',
> 'arm64': 'y', 'ppc64el': 'n', 's390x': 'n'}>
> >   CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE            note<'LP:1709171
> LP:1848492'>
> >
> >   CONFIG_MFD_SM501                                policy<{'amd64': 'm',
> 'arm64': 'm', 'armhf': 'y', 'ppc64el': 'm', 's390x': 'n'}>
>
> That would be a more fundamental behavior change which at least should
> be added as a reference to the annotation below. Seems for ppc64el and
> s390x this was changed in the past but I am not sure whether this might
> break assumptions or use cases on the x86 side.
> Adding a few more cc's for discussion/awareness.
>
> --
> - Stefan
>
>
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