linux-kernel - [RFC PATCH 4/4] mm: change slob's struct page definition to accomodate struct page changes

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Date:	Tue, 3 Jul 2012 11:57:17 +0800
From:	Jiang Liu <jiang.liu@...wei.com>
To:	Christoph Lameter <cl@...ux-foundation.org>,
	Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>, Mel Gorman <mgorman@...e.de>,
	Yinghai Lu <yinghai@...nel.org>
CC:	Jiang Liu <jiang.liu@...wei.com>, Tony Luck <tony.luck@...el.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	David Rientjes <rientjes@...gle.com>,
	Minchan Kim <minchan@...nel.org>,
	Keping Chen <chenkeping@...wei.com>, <linux-mm@...ck.org>,
	<linux-kernel@...r.kernel.org>, Jiang Liu <liuj97@...il.com>
Subject: [RFC PATCH 4/4] mm: change slob's struct page definition to accomodate struct page changes

Changeset fc9bb8c768abe7ae10861c3510e01a95f98d5933 "mm: Rearrange struct page"
rearranges fields in struct page, so change slob's "struct page" definition
to accomodate the changes.

Signed-off-by: Jiang Liu <liuj97@...il.com>
---
 mm/slob.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/slob.c b/mm/slob.c
index 2c1fa9c..e5515bb 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -100,10 +100,10 @@ struct slob_page {
 	union {
 		struct {
 			unsigned long flags;	/* mandatory */
-			atomic_t _count;	/* mandatory */
-			slobidx_t units;	/* free units left in page */
-			unsigned long pad[2];
+			unsigned long pad1;
 			slob_t *free;		/* first free slob_t in page */
+			slobidx_t units;	/* free units left in page */
+			atomic_t _count;	/* mandatory */
 			struct list_head list;	/* linked list of free pages */
 		};
 		struct page page;
-- 
1.7.1


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