Re: [PATCH] x86, acpi memory hotplug, add parameter to disable memoryhotplug

[Yasuaki Ishimatsu]

(2014/01/14 10:41), Toshi Kani wrote:
> On Tue, 2014-01-14 at 10:11 +0900, Yasuaki Ishimatsu wrote:
>   :
> > > > I think we need a knob manually enable mem-hotplug when specify memmap. But
> > > > it is another story.
> > > >
> > > > Acked-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
> > >
> > > As mentioned, self-NAK.  I have seen a system that I needed to specify
> > > memmap=exactmap & had hotplug memory.  I will only keep the acpi_no_memhotplug
> > > option in the next version of the patch.
> >
> >
> > Your following first patch is simply and makes sense.
> >
> > http://marc.info/?l=linux-acpi&m=138922019607796&w=2
>
> In this option, it also requires changing kexec-tools to specify the new
> option for kdump.  It won't be simpler.

Hmm.
I use memm= boot option and hotplug memory for memory hot-remove.
At least, the patch cannot be accepted.

Thanks,
Yasuaki Ishimatsu

> Thanks,
> -Toshi
>
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