From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: linux-mm@kvack.org, mel@csn.ul.ie, y-goto@jp.fujitsu.com,
clameter@sgi.com
Subject: [Patch] memory unplug v3 [4/4] ia64 interface
Date: Tue, 22 May 2007 16:08:13 +0900 [thread overview]
Message-ID: <20070522160813.99323080.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <20070522155824.563f5873.kamezawa.hiroyu@jp.fujitsu.com>
Add call for offline_pages() to ia64.
Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: devel-2.6.22-rc1-mm1/arch/ia64/mm/init.c
===================================================================
--- devel-2.6.22-rc1-mm1.orig/arch/ia64/mm/init.c 2007-05-22 14:30:38.000000000 +0900
+++ devel-2.6.22-rc1-mm1/arch/ia64/mm/init.c 2007-05-22 15:12:31.000000000 +0900
@@ -724,7 +724,17 @@
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
--
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next prev parent reply other threads:[~2007-05-22 7:08 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-22 6:58 [Patch] memory unplug v3 [0/4] KAMEZAWA Hiroyuki
2007-05-22 7:01 ` [Patch] memory unplug v3 [1/4] page isolation KAMEZAWA Hiroyuki
2007-05-22 10:19 ` Mel Gorman
2007-05-22 11:01 ` KAMEZAWA Hiroyuki
2007-05-22 18:38 ` Christoph Lameter
2007-05-23 1:41 ` KAMEZAWA Hiroyuki
2007-05-22 7:04 ` [Patch] memory unplug v3 [2/4] migration by kernel KAMEZAWA Hiroyuki
2007-05-22 18:49 ` Christoph Lameter
2007-05-23 1:45 ` KAMEZAWA Hiroyuki
2007-05-23 1:56 ` Christoph Lameter
2007-05-23 2:09 ` KAMEZAWA Hiroyuki
2007-05-23 19:14 ` Mel Gorman
2007-05-25 7:43 ` KAMEZAWA Hiroyuki
2007-05-22 7:07 ` [Patch] memory unplug v3 [3/4] page removal KAMEZAWA Hiroyuki
2007-05-22 18:52 ` Christoph Lameter
2007-05-23 1:50 ` KAMEZAWA Hiroyuki
2007-05-22 7:08 ` KAMEZAWA Hiroyuki [this message]
2007-05-22 18:34 ` [Patch] memory unplug v3 [0/4] Christoph Lameter
2007-05-23 1:59 ` KAMEZAWA Hiroyuki
2007-05-23 2:09 ` Christoph Lameter
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