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authorHeiko Carstens2012-05-09 16:27:35 +0200
committerMartin Schwidefsky2012-05-16 14:42:37 +0200
commit9d0f46af3ead2b38889bea07f1a031c0dfd6020e (patch)
treeff81ebb963b8ec32b9743e70e0fed1d4675100da /arch
parent63291d401c8ab37d8b9a5456e6cbeeca6b32c702 (diff)
s390/smp: get rid of compile warning
Add missing #ifdep CONFIG_HOTPLUG_CPU to get rid of this one: arch/s390/kernel/smp.c:229:13: warning: 'pcpu_free_lowcore' defined but not used [-Wunused-function] Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/kernel/smp.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 1f77227669e8..e505458c6899 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -226,6 +226,8 @@ out:
return -ENOMEM;
}
+#ifdef CONFIG_HOTPLUG_CPU
+
static void pcpu_free_lowcore(struct pcpu *pcpu)
{
pcpu_sigp_retry(pcpu, sigp_set_prefix, 0);
@@ -247,6 +249,8 @@ static void pcpu_free_lowcore(struct pcpu *pcpu)
}
}
+#endif /* CONFIG_HOTPLUG_CPU */
+
static void pcpu_prepare_secondary(struct pcpu *pcpu, int cpu)
{
struct _lowcore *lc = pcpu->lowcore;