Messages in this thread | | | Date | Sun, 26 May 2013 11:00:54 +0200 | From | Michal Hocko <> | Subject | Re: [patch v2 3/6] mm/memory_hotplug: Disable memory hotremove for 32bit |
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On Sun 26-05-13 13:58:38, Wanpeng Li wrote: > As KOSAKI Motohiro mentioned, memory hotplug don't support 32bit since > it was born,
Why? any reference? This reasoning is really weak.
> this patch disable memory hotremove when 32bit at compile > time. > > Suggested-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> > Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com> > --- > mm/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/mm/Kconfig b/mm/Kconfig > index e742d06..ada9569 100644 > --- a/mm/Kconfig > +++ b/mm/Kconfig > @@ -184,6 +184,7 @@ config MEMORY_HOTREMOVE > bool "Allow for memory hot remove" > select MEMORY_ISOLATION > select HAVE_BOOTMEM_INFO_NODE if X86_64 > + depends on 64BIT > depends on MEMORY_HOTPLUG && ARCH_ENABLE_MEMORY_HOTREMOVE > depends on MIGRATION > > -- > 1.8.1.2 >
-- Michal Hocko SUSE Labs
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