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tracing/hrtimer: Print the hrtimer mode in the 'hrtimer_start' tracepoint

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The 'hrtimer_start' tracepoint lacks the mode information. The mode is
important because consecutive starts can switch from ABS to REL or from
PINNED to non PINNED.

Append the mode field.

Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: keescook@chromium.org
Link: http://lkml.kernel.org/r/20171221104205.7269-10-anna-maria@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Anna-Maria Gleixner
2017-12-21 11:41:38 +01:00
committed by Ingo Molnar
parent 91633eed73
commit 63e2ed3659
2 changed files with 17 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
include/trace/events/timer.h
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@@ -186,15 +186,16 @@ TRACE_EVENT(hrtimer_init,
*/
TRACE_EVENT(hrtimer_start,
TP_PROTO(struct hrtimer *hrtimer),
TP_PROTO(struct hrtimer *hrtimer, enum hrtimer_mode mode),
TP_ARGS(hrtimer),
TP_ARGS(hrtimer, mode),
TP_STRUCT__entry(
__field( void *, hrtimer )
__field( void *, function )
__field( s64, expires )
__field( s64, softexpires )
__field( enum hrtimer_mode, mode )
),
TP_fast_assign(
@@ -202,12 +203,14 @@ TRACE_EVENT(hrtimer_start,
__entry->function = hrtimer->function;
__entry->expires = hrtimer_get_expires(hrtimer);
__entry->softexpires = hrtimer_get_softexpires(hrtimer);
__entry->mode = mode;
),
TP_printk("hrtimer=%p function=%pf expires=%llu softexpires=%llu",
__entry->hrtimer, __entry->function,
TP_printk("hrtimer=%p function=%pf expires=%llu softexpires=%llu "
"mode=%s", __entry->hrtimer, __entry->function,
(unsigned long long) __entry->expires,
(unsigned long long) __entry->softexpires)
(unsigned long long) __entry->softexpires,
decode_hrtimer_mode(__entry->mode))
);
/**