diff mbox series

[RFC] powerpc/numa: Return the first online node if device tree mapping returns a not online node

Message ID 20220523105342.229906-1-aneesh.kumar@linux.ibm.com (mailing list archive)
State RFC
Headers show
Series [RFC] powerpc/numa: Return the first online node if device tree mapping returns a not online node | expand

Checks

Context Check Description
snowpatch_ozlabs/github-powerpc_ppctests success Successfully ran 10 jobs.
snowpatch_ozlabs/github-powerpc_selftests success Successfully ran 10 jobs.
snowpatch_ozlabs/github-powerpc_sparse success Successfully ran 4 jobs.
snowpatch_ozlabs/github-powerpc_kernel_qemu success Successfully ran 24 jobs.
snowpatch_ozlabs/github-powerpc_clang success Successfully ran 7 jobs.

Commit Message

Aneesh Kumar K V May 23, 2022, 10:53 a.m. UTC
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 mbox series

Patch

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;
 
 	/*