aboutsummaryrefslogtreecommitdiff
path: root/drivers/oprofile/oprofile_stats.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/oprofile/oprofile_stats.c')
-rw-r--r--drivers/oprofile/oprofile_stats.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/oprofile/oprofile_stats.c b/drivers/oprofile/oprofile_stats.c
index 3c2270a8300..77a57a6792f 100644
--- a/drivers/oprofile/oprofile_stats.c
+++ b/drivers/oprofile/oprofile_stats.c
@@ -16,6 +16,9 @@
#include "cpu_buffer.h"
struct oprofile_stat_struct oprofile_stats;
+#ifdef CONFIG_OPROFILE_EVENT_MULTIPLEX
+atomic_t multiplex_counter;
+#endif
void oprofile_reset_stats(void)
{
@@ -34,6 +37,9 @@ void oprofile_reset_stats(void)
atomic_set(&oprofile_stats.sample_lost_no_mapping, 0);
atomic_set(&oprofile_stats.event_lost_overflow, 0);
atomic_set(&oprofile_stats.bt_lost_no_mapping, 0);
+#ifdef CONFIG_OPROFILE_EVENT_MULTIPLEX
+ atomic_set(&multiplex_counter, 0);
+#endif
}
@@ -76,4 +82,8 @@ void oprofile_create_stats_files(struct super_block *sb, struct dentry *root)
&oprofile_stats.event_lost_overflow);
oprofilefs_create_ro_atomic(sb, dir, "bt_lost_no_mapping",
&oprofile_stats.bt_lost_no_mapping);
+#ifdef CONFIG_OPROFILE_EVENT_MULTIPLEX
+ oprofilefs_create_ro_atomic(sb, dir, "multiplex_counter",
+ &multiplex_counter);
+#endif
}