---

yaml --- r: 131499 b: refs/heads/master c: cc2559b h: refs/heads/master i: 131497: 0d10c0f 131495: 0b62e61 v: v3
git-mirror · Feb 18, 2009 · e78b574 · e78b574
1 parent 2adb935
commit e78b574
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Showing 4 changed files with 23 additions and 6 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f2dbcfa738368c8a40d4a5f0b65dc9879577cb21
+refs/heads/master: cc2559bccc72767cb446f79b071d96c30c26439b
diff --git a/trunk/arch/ia64/mm/numa.c b/trunk/arch/ia64/mm/numa.c
@@ -70,7 +70,7 @@ int __meminit __early_pfn_to_nid(unsigned long pfn)
 			return node_memblk[i].nid;
 	}
 
-	return 0;
+	return -1;
 }
 
 #ifdef CONFIG_MEMORY_HOTPLUG

diff --git a/trunk/include/linux/mmzone.h b/trunk/include/linux/mmzone.h
@@ -1071,7 +1071,7 @@ void sparse_init(void);
 #endif /* CONFIG_SPARSEMEM */
 
 #ifdef CONFIG_NODES_SPAN_OTHER_NODES
-#define early_pfn_in_nid(pfn, nid)	(early_pfn_to_nid(pfn) == (nid))
+bool early_pfn_in_nid(unsigned long pfn, int nid);
 #else
 #define early_pfn_in_nid(pfn, nid)	(1)
 #endif

diff --git a/trunk/mm/page_alloc.c b/trunk/mm/page_alloc.c
@@ -3000,16 +3000,33 @@ int __meminit __early_pfn_to_nid(unsigned long pfn)
 		if (start_pfn <= pfn && pfn < end_pfn)
 			return early_node_map[i].nid;
 	}
-
-	return 0;
+	/* This is a memory hole */
+	return -1;
 }
 #endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */
 
 int __meminit early_pfn_to_nid(unsigned long pfn)
 {
-	return __early_pfn_to_nid(pfn);
+	int nid;
+
+	nid = __early_pfn_to_nid(pfn);
+	if (nid >= 0)
+		return nid;
+	/* just returns 0 */
+	return 0;
 }
 
+#ifdef CONFIG_NODES_SPAN_OTHER_NODES
+bool __meminit early_pfn_in_nid(unsigned long pfn, int node)
+{
+	int nid;
+
+	nid = __early_pfn_to_nid(pfn);
+	if (nid >= 0 && nid != node)
+		return false;
+	return true;
+}
+#endif
 
 /* Basic iterator support to walk early_node_map[] */
 #define for_each_active_range_index_in_nid(i, nid) \