The patch titled
memory unplug: ia64 interface
has been added to the -mm tree. Its filename is
memory-unplug-v7-ia64-interface.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: memory unplug: ia64 interface
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
IA64 memory unplug interface.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/ia64/mm/init.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletion(-)
diff -puN arch/ia64/mm/init.c~memory-unplug-v7-ia64-interface arch/ia64/mm/init.c
--- a/arch/ia64/mm/init.c~memory-unplug-v7-ia64-interface
+++ a/arch/ia64/mm/init.c
@@ -724,7 +724,17 @@ 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
_
Patches currently in -mm which might be from kamezawa.hiroyu@xxxxxxxxxxxxxx are
change-zonelist-order-zonelist-order-selection-logic.patch
change-zonelist-order-zonelist-order-selection-logic-add-check_highest_zone-to-build_zonelists_in_zone_order.patch
change-zonelist-order-v6-zonelist-fix.patch
change-zonelist-order-v6-zonelist-fix-2.patch
change-zonelist-order-auto-configuration.patch
change-zonelist-order-documentaion.patch
memory-unplug-v7-migration-by-kernel.patch
memory-unplug-v7-isolate_lru_page-fix.patch
memory-unplug-v7-memory-hotplug-cleanup.patch
memory-unplug-v7-page-isolation.patch
memory-unplug-v7-page-offline.patch
memory-unplug-v7-ia64-interface.patch
-
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