Call offline pages from remove_memory().
Signed-off-by: Yasunori Goto <[email protected]>
Signed-Off-By: KAMEZAWA Hiroyuki <[email protected]>
arch/ia64/mm/init.c | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletion(-)
Index: current_test/arch/ia64/mm/init.c
===================================================================
--- current_test.orig/arch/ia64/mm/init.c 2007-05-08 15:07:20.000000000 +0900
+++ current_test/arch/ia64/mm/init.c 2007-05-08 15:08:07.000000000 +0900
@@ -726,7 +726,18 @@ int arch_add_memory(int nid, u64 start,
int remove_memory(u64 start, u64 size)
{
- return -EINVAL;
+ unsigned long start_pfn, end_pfn;
+ unsigned long timeout = 120 * HZ;
+ int ret;
+ start_pfn = start >> PAGE_SHIFT;
+ end_pfn = start_pfn + (size >> PAGE_SHIFT);
+ ret = offline_pages(start_pfn, end_pfn, timeout);
+ if (ret)
+ goto out;
+ /* we can free mem_map at this point */
+out:
+ return ret;
}
+
EXPORT_SYMBOL_GPL(remove_memory);
#endif
--
Yasunori Goto
-
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