bootmem: Make __alloc_bootmem_low_node fall back to other nodes

__alloc_bootmem_node already does this, make the interface consistent.

Signed-off-by: Johannes Weiner <hannes@saeurebad.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/bootmem.c b/mm/bootmem.c
index 89646f7..459da47 100644 (file)
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -587,6 +587,19 @@ void * __init __alloc_bootmem(unsigned long size, unsigned long align,
        return ___alloc_bootmem(size, align, goal, 0);
 }
 
+static void * __init ___alloc_bootmem_node(bootmem_data_t *bdata,
+                               unsigned long size, unsigned long align,
+                               unsigned long goal, unsigned long limit)
+{
+       void *ptr;
+
+       ptr = alloc_bootmem_core(bdata, size, align, goal, limit);
+       if (ptr)
+               return ptr;
+
+       return ___alloc_bootmem(size, align, goal, limit);
+}
+
 /**
  * __alloc_bootmem_node - allocate boot memory from a specific node
  * @pgdat: node to allocate from
@@ -605,13 +618,7 @@ void * __init __alloc_bootmem(unsigned long size, unsigned long align,
 void * __init __alloc_bootmem_node(pg_data_t *pgdat, unsigned long size,
                                   unsigned long align, unsigned long goal)
 {
-       void *ptr;
-
-       ptr = alloc_bootmem_core(pgdat->bdata, size, align, goal, 0);
-       if (ptr)
-               return ptr;
-
-       return __alloc_bootmem(size, align, goal);
+       return ___alloc_bootmem_node(pgdat->bdata, size, align, goal, 0);
 }
 
 #ifdef CONFIG_SPARSEMEM
@@ -705,6 +712,6 @@ void * __init __alloc_bootmem_low(unsigned long size, unsigned long align,
 void * __init __alloc_bootmem_low_node(pg_data_t *pgdat, unsigned long size,
                                       unsigned long align, unsigned long goal)
 {
-       return alloc_bootmem_core(pgdat->bdata, size, align, goal,
-                               ARCH_LOW_ADDRESS_LIMIT);
+       return ___alloc_bootmem_node(pgdat->bdata, size, align,
+                               goal, ARCH_LOW_ADDRESS_LIMIT);
 }