Commit de33b821 authored by KAMEZAWA Hiroyuki's avatar KAMEZAWA Hiroyuki Committed by Linus Torvalds
Browse files

memory unplug: ia64 interface 



IA64 memory unplug interface.

Signed-off-by: default avatarKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 0c0e6195

arch/ia64/mm/init.c

+11 −1
Original line number Diff line number Diff line
@@ -721,7 +721,17 @@ int arch_add_memory(int nid, u64 start, u64 size) 


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