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Diffstat (limited to 'mm/bootmem.c')
-rw-r--r--mm/bootmem.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/mm/bootmem.c b/mm/bootmem.c
index 51a0ccf61e0e..d7140c008ba8 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -37,6 +37,16 @@ static struct list_head bdata_list __initdata = LIST_HEAD_INIT(bdata_list);
static int bootmem_debug;
+/*
+ * If an arch needs to apply workarounds to bootmem allocation, it can
+ * set CONFIG_HAVE_ARCH_BOOTMEM and define a wrapper around
+ * __alloc_bootmem_core().
+ */
+#ifndef CONFIG_HAVE_ARCH_BOOTMEM
+#define alloc_bootmem_core(bdata, size, align, goal, limit) \
+ __alloc_bootmem_core((bdata), (size), (align), (goal), (limit))
+#endif
+
static int __init bootmem_debug_setup(char *buf)
{
bootmem_debug = 1;
@@ -382,7 +392,6 @@ int __init reserve_bootmem_node(pg_data_t *pgdat, unsigned long physaddr,
return mark_bootmem_node(pgdat->bdata, start, end, 1, flags);
}
-#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
/**
* reserve_bootmem - mark a page range as usable
* @addr: starting address of the range
@@ -403,7 +412,6 @@ int __init reserve_bootmem(unsigned long addr, unsigned long size,
return mark_bootmem(start, end, 1, flags);
}
-#endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
static unsigned long align_idx(struct bootmem_data *bdata, unsigned long idx,
unsigned long step)
@@ -428,7 +436,7 @@ static unsigned long align_off(struct bootmem_data *bdata, unsigned long off,
return ALIGN(base + off, align) - base;
}
-static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
+static void * __init __alloc_bootmem_core(struct bootmem_data *bdata,
unsigned long size, unsigned long align,
unsigned long goal, unsigned long limit)
{