From d0fd24bbd27619d7b8d4da26a19a2027931ae9fc Mon Sep 17 00:00:00 2001
From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Date: Mon, 10 Aug 2020 12:48:25 +0530
Subject: [PATCH] powerpc/smp: Fix a warning under !NEED_MULTIPLE_NODES
References: jsc#SLE-13617 bsc#1176912 ltc#186322
Patch-mainline: v5.10-rc1
Git-commit: d0fd24bbd27619d7b8d4da26a19a2027931ae9fc
Fix a build warning in a non CONFIG_NEED_MULTIPLE_NODES
"error: _numa_cpu_lookup_table_ undeclared"
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200810071834.92514-2-srikar@linux.vnet.ibm.com
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
arch/powerpc/kernel/smp.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 8261999c7d52..d511bf73ade9 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -861,6 +861,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
GFP_KERNEL, cpu_to_node(cpu));
zalloc_cpumask_var_node(&per_cpu(cpu_core_map, cpu),
GFP_KERNEL, cpu_to_node(cpu));
+#ifdef CONFIG_NEED_MULTIPLE_NODES
/*
* numa_node_id() works after this.
*/
@@ -869,6 +870,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
set_cpu_numa_mem(cpu,
local_memory_node(numa_cpu_lookup_table[cpu]));
}
+#endif
}
/* Init the cpumasks so the boot CPU is related to itself */
--
2.28.0