From 9cf610e37d2359c5fc843dcf4bfb57cb7d5ff786 Mon Sep 17 00:00:00 2001
From: Badari Pulavarty <pbadari@us.ibm.com>
Date: Tue, 5 Feb 2008 00:10:16 -0800
Subject: [PATCH] --- yaml --- r: 84877 b: refs/heads/master c:
 aa620abe756207222d234f785d41435fac486e06 h: refs/heads/master i:   84875:
 08268e5fe13bac6f8125d3b5263978850b34d3fa v: v3

---
 [refs]                      |  2 +-
 trunk/arch/powerpc/mm/mem.c | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index d5fb91c4793f..1bcf05aa68ae 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 44621be4b563fbce32007ebfac91dfe8f5692743
+refs/heads/master: aa620abe756207222d234f785d41435fac486e06
diff --git a/trunk/arch/powerpc/mm/mem.c b/trunk/arch/powerpc/mm/mem.c
index 93a5c53e3423..f0a1fd268b7a 100644
--- a/trunk/arch/powerpc/mm/mem.c
+++ b/trunk/arch/powerpc/mm/mem.c
@@ -129,6 +129,22 @@ int __devinit arch_add_memory(int nid, u64 start, u64 size)
 	return __add_pages(zone, start_pfn, nr_pages);
 }
 
+#ifdef CONFIG_MEMORY_HOTREMOVE
+int remove_memory(u64 start, u64 size)
+{
+	unsigned long start_pfn, end_pfn;
+	int ret;
+
+	start_pfn = start >> PAGE_SHIFT;
+	end_pfn = start_pfn + (size >> PAGE_SHIFT);
+	ret = offline_pages(start_pfn, end_pfn, 120 * HZ);
+	if (ret)
+		goto out;
+	/* Arch-specific calls go here - next patch */
+out:
+	return ret;
+}
+#endif /* CONFIG_MEMORY_HOTREMOVE */
 #endif /* CONFIG_MEMORY_HOTPLUG */
 
 void show_mem(void)