* [RFC PATCH] powerpc/numa: Return the first online node if device tree mapping returns a not online node
@ 2022-05-23 10:53 Aneesh Kumar K.V
0 siblings, 0 replies; only message in thread
From: Aneesh Kumar K.V @ 2022-05-23 10:53 UTC (permalink / raw)
To: linuxppc-dev, mpe; +Cc: Aneesh Kumar K.V
numa_setup_cpu can return nodes that are not online. But setup_node_data()
only initialize NODE_DATA for only online numa nodes. Hence avoid returning
nodes that are not online.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
arch/powerpc/mm/numa.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 3becb2588726..80d9be07552c 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -742,7 +742,7 @@ static int numa_setup_cpu(unsigned long lcpu)
of_node_put(cpu);
out_present:
- if (nid < 0 || !node_possible(nid))
+ if (nid < 0 || !node_online(nid))
nid = first_online_node;
/*
--
2.36.1
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