[PATCH 1/3] mips: zero out pg_data_t when it's allocated

[Minchan Kim]

This patch is ready for next patch which try to remove zero-out
of pg_data_t in core MM part. At a glance, all archs except this part
already have done it so this patch makes consistent with other archs.

Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
Cc: linux-mips@xxxxxxxxxxxxxx
Signed-off-by: Minchan Kim <minchan@xxxxxxxxxx>
---
 arch/mips/sgi-ip27/ip27-memory.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index b105eca..cd8fcab 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -401,6 +401,7 @@ static void __init node_mem_init(cnodeid_t node)
 	 * Allocate the node data structures on the node first.
 	 */
 	__node_data[node] = __va(slot_freepfn << PAGE_SHIFT);
+	memset(__node_data[node], 0, PAGE_SIZE);
 
 	NODE_DATA(node)->bdata = &bootmem_node_data[node];
 	NODE_DATA(node)->node_start_pfn = start_pfn;
-- 
1.7.9.5

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