diff options
| author | Pavankumar Kondeti <pkondeti@codeaurora.org> | 2018-03-26 16:59:43 +0530 |
|---|---|---|
| committer | Lingutla Chandrasekhar <clingutla@codeaurora.org> | 2018-04-24 11:33:20 +0530 |
| commit | 55c9b3d14f45a276188f0cf168898d2268fd0723 (patch) | |
| tree | b763379ec46668977d86c4a8ddf3703f9c74112e /include/trace | |
| parent | 10e91c5e578fb378b53b8f8e7a3e8d1e6cf6e1f5 (diff) | |
trace/irq: Add trace point to track IRQs disable callers
Add trace point to track IRQs disable callers to
isolate issues unrelated to scheduler and improve debug
turn around time.
Change-Id: Ib1ef45d8bed1fc0e128b5ab2051f0c30e8c50ee7
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: Satya Durga Srinivasu Prabhala <satyap@codeaurora.org>
Signed-off-by: Lingutla Chandrasekhar <clingutla@codeaurora.org>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/preemptirq.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/trace/events/preemptirq.h b/include/trace/events/preemptirq.h index 9c4eb33c5a1d..3c5118011a2c 100644 --- a/include/trace/events/preemptirq.h +++ b/include/trace/events/preemptirq.h @@ -52,6 +52,34 @@ DEFINE_EVENT(preemptirq_template, preempt_enable, TP_ARGS(ip, parent_ip)); #endif +TRACE_EVENT(irqs_disable, + + TP_PROTO(u64 delta, unsigned long caddr0, unsigned long caddr1, + unsigned long caddr2, unsigned long caddr3), + + TP_ARGS(delta, caddr0, caddr1, caddr2, caddr3), + + TP_STRUCT__entry( + __field(u64, delta) + __field(void*, caddr0) + __field(void*, caddr1) + __field(void*, caddr2) + __field(void*, caddr3) + ), + + TP_fast_assign( + __entry->delta = delta; + __entry->caddr0 = (void *)caddr0; + __entry->caddr1 = (void *)caddr1; + __entry->caddr2 = (void *)caddr2; + __entry->caddr3 = (void *)caddr3; + ), + + TP_printk("delta=%llu(ns) Callers:(%pf<-%pf<-%pf<-%pf)", __entry->delta, + __entry->caddr0, __entry->caddr1, + __entry->caddr2, __entry->caddr3) +); + #endif /* _TRACE_PREEMPTIRQ_H */ #include <trace/define_trace.h> |