---

yaml --- r: 347874 b: refs/heads/master c: bcc2b02 h: refs/heads/master v: v3
git-mirror · Dec 21, 2012 · aeecb1b · aeecb1b
1 parent 9b05230
commit aeecb1b
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b66c5984017533316fd1951770302649baf1aa33
+refs/heads/master: bcc2b02f4c1b36bc67272df7119b75bac78525ab
diff --git a/trunk/mm/page_alloc.c b/trunk/mm/page_alloc.c
@@ -5978,8 +5978,15 @@ int alloc_contig_range(unsigned long start, unsigned long end,
 
 void free_contig_range(unsigned long pfn, unsigned nr_pages)
 {
-	for (; nr_pages--; ++pfn)
-		__free_page(pfn_to_page(pfn));
+	unsigned int count = 0;
+
+	for (; nr_pages--; pfn++) {
+		struct page *page = pfn_to_page(pfn);
+
+		count += page_count(page) != 1;
+		__free_page(page);
+	}
+	WARN(count != 0, "%d pages are still in use!\n", count);
 }
 #endif