From: Yasunori Goto <y-goto@jp.fujitsu.com>

Fix "undefined reference to `arch_add_memory'" on sparc64 allmodconfig.

sparc64 doesn't support memory hotplug.  But we want it to support
sparsemem.

Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 mm/Kconfig |    1 +
 1 file changed, 1 insertion(+)

diff -puN mm/Kconfig~fix-compile-error-undefined-reference-for-sparc64 mm/Kconfig
--- devel/mm/Kconfig~fix-compile-error-undefined-reference-for-sparc64	2006-05-01 22:41:58.000000000 -0700
+++ devel-akpm/mm/Kconfig	2006-05-01 22:41:58.000000000 -0700
@@ -116,6 +116,7 @@ config SPARSEMEM_EXTREME
 config MEMORY_HOTPLUG
 	bool "Allow for memory hot-add"
 	depends on SPARSEMEM && HOTPLUG && !SOFTWARE_SUSPEND
+	depends on (IA64 || X86 || PPC64)
 
 comment "Memory hotplug is currently incompatible with Software Suspend"
 	depends on SPARSEMEM && HOTPLUG && SOFTWARE_SUSPEND
_