From 3218ae14b1e3ee2ab81df30ed690c8e864d23316 Mon Sep 17 00:00:00 2001
From: Yasunori Goto <y-goto@jp.fujitsu.com>
Date: Tue, 27 Jun 2006 02:53:33 -0700
Subject: [PATCH] pgdat allocation for new node add (export kswapd start func)

When node is hot-added, kswapd for the node should start.  This export kswapd
start function as kswapd_run() to use at add_memory().

[akpm@osdl.org: daemonize() isn't needed when using the kthread API]
Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: "Brown, Len" <len.brown@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/linux/swap.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include/linux/swap.h')

diff --git a/include/linux/swap.h b/include/linux/swap.h
index dc3f3aa0c83..c41e2d6d1ac 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -199,6 +199,8 @@ static inline int zone_reclaim(struct zone *z, gfp_t mask, unsigned int order)
 }
 #endif
 
+extern int kswapd_run(int nid);
+
 #ifdef CONFIG_MMU
 /* linux/mm/shmem.c */
 extern int shmem_unuse(swp_entry_t entry, struct page *page);
-- 
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