Messages in this thread Patch in this message | | | Date | Wed, 26 Sep 2007 10:48:54 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: 2.6.23-rc8-mm1 - powerpc memory hotplug link failure |
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On Wed, 26 Sep 2007 10:32:05 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote: > Maybe my patch is the problem. could you give me your .config ? > Ah, memory hot remove is selectable even if the arch doesn't support it....sorry.
ok, this is fix.
Thanks, -Kame == MEMORY_HOTREMOVE config option is selectable even it arch doesn't support it. This fix it.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: linux-2.6.23-rc8-mm1/arch/ia64/Kconfig =================================================================== --- linux-2.6.23-rc8-mm1.orig/arch/ia64/Kconfig +++ linux-2.6.23-rc8-mm1/arch/ia64/Kconfig @@ -305,6 +305,9 @@ config HOTPLUG_CPU config ARCH_ENABLE_MEMORY_HOTPLUG def_bool y +config ARCH_ENABLE_MEMORY_HOTREMOVE + def_bool y + config SCHED_SMT bool "SMT scheduler support" depends on SMP Index: linux-2.6.23-rc8-mm1/mm/Kconfig =================================================================== --- linux-2.6.23-rc8-mm1.orig/mm/Kconfig +++ linux-2.6.23-rc8-mm1/mm/Kconfig @@ -141,7 +141,7 @@ config MEMORY_HOTPLUG_SPARSE config MEMORY_HOTREMOVE bool "Allow for memory hot remove" - depends on MEMORY_HOTPLUG + depends on MEMORY_HOTPLUG && ARCH_ENABLE_MEMORY_HOTREMOVE depends on MIGRATION # Heavily threaded applications may benefit from splitting the mm-wide
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