diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/ring_buffer.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index a30ca7ec2200..2bb96ee80120 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -970,8 +970,16 @@ __poll_t ring_buffer_poll_wait(struct trace_buffer *buffer, int cpu, static inline u64 rb_time_stamp(struct trace_buffer *buffer) { + u64 ts; + + /* Skip retpolines :-( */ + if (IS_ENABLED(CONFIG_RETPOLINE) && likely(buffer->clock == trace_clock_local)) + ts = trace_clock_local(); + else + ts = buffer->clock(); + /* shift to debug/test normalization and TIME_EXTENTS */ - return buffer->clock() << DEBUG_SHIFT; + return ts << DEBUG_SHIFT; } u64 ring_buffer_time_stamp(struct trace_buffer *buffer, int cpu) |