linux-kernel - [PATCH 2/3] anti-fragmentation: switch over to pfn_valid

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Message-ID: <600bd66bb100addcdbab7a091e081091@pinky>
Date:	Wed, 21 Mar 2007 19:15:57 +0000
From:	Andy Whitcroft <apw@...dowen.org>
To:	Mel Gorman <mel@....ul.ie>, Bob Picco <bob.picco@...com>
Cc:	Andy Whitcroft <apw@...dowen.org>,
	Dave Hansen <hansendc@...ibm.com>,
	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] anti-fragmentation: switch over to pfn_valid_within()


Move to using pfn_valid_within().

Signed-off-by: Andy Whitcroft <andyw@...ibm.com>
Acked-by: Mel Gorman <mel@....ul.ie>
---
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 695b5a6..3d7c29e 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -747,12 +747,10 @@ int move_freepages(struct zone *zone,
 #endif
 
 	for (page = start_page; page < end_page;) {
-#ifdef CONFIG_HOLES_IN_ZONE
-		if (!pfn_valid(page_to_pfn(page))) {
+		if (!pfn_valid_within(page_to_pfn(page))) {
 			page++;
 			continue;
 		}
-#endif
 
 		if (!PageBuddy(page)) {
 			page++;
-
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