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-rw-r--r--arch/ppc/kernel/perfmon.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/ppc/kernel/perfmon.c b/arch/ppc/kernel/perfmon.c
index fa1dad96b83..22df9a596a0 100644
--- a/arch/ppc/kernel/perfmon.c
+++ b/arch/ppc/kernel/perfmon.c
@@ -45,9 +45,8 @@ static void dummy_perf(struct pt_regs *regs)
mtpmr(PMRN_PMGC0, pmgc0);
}
-#else
+#elif defined(CONFIG_6xx)
/* Ensure exceptions are disabled */
-
static void dummy_perf(struct pt_regs *regs)
{
unsigned int mmcr0 = mfspr(SPRN_MMCR0);
@@ -55,6 +54,10 @@ static void dummy_perf(struct pt_regs *regs)
mmcr0 &= ~MMCR0_PMXE;
mtspr(SPRN_MMCR0, mmcr0);
}
+#else
+static void dummy_perf(struct pt_regs *regs)
+{
+}
#endif
void (*perf_irq)(struct pt_regs *) = dummy_perf;