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-rw-r--r--arch/powerpc/kernel/cacheinfo.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c
index 2912b8787aa4..40198d50b4c2 100644
--- a/arch/powerpc/kernel/cacheinfo.c
+++ b/arch/powerpc/kernel/cacheinfo.c
@@ -756,7 +756,10 @@ void cacheinfo_cpu_online(unsigned int cpu_id)
cacheinfo_sysfs_populate(cpu_id, cache);
}
-#ifdef CONFIG_HOTPLUG_CPU /* functions needed for cpu offline */
+/* functions needed to remove cache entry for cpu offline or suspend/resume */
+
+#if (defined(CONFIG_PPC_PSERIES) && defined(CONFIG_SUSPEND)) || \
+ defined(CONFIG_HOTPLUG_CPU)
static struct cache *cache_lookup_by_cpu(unsigned int cpu_id)
{
@@ -843,4 +846,4 @@ void cacheinfo_cpu_offline(unsigned int cpu_id)
if (cache)
cache_cpu_clear(cache, cpu_id);
}
-#endif /* CONFIG_HOTPLUG_CPU */
+#endif /* (CONFIG_PPC_PSERIES && CONFIG_SUSPEND) || CONFIG_HOTPLUG_CPU */