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-rw-r--r--kernel/trace/trace.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 9ff8a439d6746f..8198bfc54b58d9 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -39,6 +39,7 @@
#include <linux/ctype.h>
#include <linux/init.h>
#include <linux/panic_notifier.h>
+#include <linux/kmemleak.h>
#include <linux/poll.h>
#include <linux/nmi.h>
#include <linux/fs.h>
@@ -1532,7 +1533,7 @@ void disable_trace_on_warning(void)
bool tracer_tracing_is_on(struct trace_array *tr)
{
if (tr->array_buffer.buffer)
- return ring_buffer_record_is_on(tr->array_buffer.buffer);
+ return ring_buffer_record_is_set_on(tr->array_buffer.buffer);
return !tr->buffer_disabled;
}
@@ -2339,6 +2340,7 @@ static void free_saved_cmdlines_buffer(struct saved_cmdlines_buffer *s)
int order = get_order(sizeof(*s) + s->cmdline_num * TASK_COMM_LEN);
kfree(s->map_cmdline_to_pid);
+ kmemleak_free(s);
free_pages((unsigned long)s, order);
}
@@ -2358,6 +2360,7 @@ static struct saved_cmdlines_buffer *allocate_cmdlines_buffer(unsigned int val)
return NULL;
s = page_address(page);
+ kmemleak_alloc(s, size, 1, GFP_KERNEL);
memset(s, 0, sizeof(*s));
/* Round up to actual allocation */