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-rw-r--r--arch/ia64/mm/discontig.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index f9c36750c6a4..05490dd073e6 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -454,6 +454,10 @@ static void __init *memory_less_node_alloc(int nid, unsigned long pernodesize)
__pa(MAX_DMA_ADDRESS),
MEMBLOCK_ALLOC_ACCESSIBLE,
bestnode);
+ if (!ptr)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx nid=%d from=%lx\n",
+ __func__, pernodesize, PERCPU_PAGE_SIZE, bestnode,
+ __pa(MAX_DMA_ADDRESS));
return ptr;
}