summaryrefslogtreecommitdiffstats
path: root/arch/mips/oprofile/op_model_loongson2.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/oprofile/op_model_loongson2.c')
-rw-r--r--arch/mips/oprofile/op_model_loongson2.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/mips/oprofile/op_model_loongson2.c b/arch/mips/oprofile/op_model_loongson2.c
index d0d24e0..60d3ea6 100644
--- a/arch/mips/oprofile/op_model_loongson2.c
+++ b/arch/mips/oprofile/op_model_loongson2.c
@@ -43,6 +43,12 @@ static struct loongson2_register_config {
static char *oprofid = "LoongsonPerf";
static irqreturn_t loongson2_perfcount_handler(int irq, void *dev_id);
+static void reset_counters(void *arg)
+{
+ write_c0_perfctrl(0);
+ write_c0_perfcnt(0);
+}
+
static void loongson2_reg_setup(struct op_counter_config *cfg)
{
unsigned int ctrl = 0;
@@ -139,7 +145,7 @@ static int __init loongson2_init(void)
static void loongson2_exit(void)
{
- write_c0_perfctrl(0);
+ reset_counters(NULL);
free_irq(LOONGSON2_PERFCNT_IRQ, oprofid);
}
OpenPOWER on IntegriCloud