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-rw-r--r--arch/powerpc/kernel/irq.c5
-rw-r--r--arch/powerpc/kernel/setup_32.c5
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 9729b23bfb0a..1d0848bba049 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -559,8 +559,13 @@ void exc_lvl_ctx_init(void)
#ifdef CONFIG_PPC64
cpu_nr = i;
#else
+#ifdef CONFIG_SMP
cpu_nr = get_hard_smp_processor_id(i);
+#else
+ cpu_nr = 0;
#endif
+#endif
+
memset((void *)critirq_ctx[cpu_nr], 0, THREAD_SIZE);
tp = critirq_ctx[cpu_nr];
tp->cpu = cpu_nr;
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 2b0da27eaee4..04cc4fcca78b 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -247,7 +247,12 @@ static void __init exc_lvl_early_init(void)
/* interrupt stacks must be in lowmem, we get that for free on ppc32
* as the memblock is limited to lowmem by MEMBLOCK_REAL_LIMIT */
for_each_possible_cpu(i) {
+#ifdef CONFIG_SMP
hw_cpu = get_hard_smp_processor_id(i);
+#else
+ hw_cpu = 0;
+#endif
+
critirq_ctx[hw_cpu] = (struct thread_info *)
__va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
#ifdef CONFIG_BOOKE