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-rw-r--r--include/trace/events/rcu.h31
1 files changed, 21 insertions, 10 deletions
diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h
index d4f559b..1918e83 100644
--- a/include/trace/events/rcu.h
+++ b/include/trace/events/rcu.h
@@ -44,8 +44,10 @@ TRACE_EVENT(rcu_utilization,
* of a new grace period or the end of an old grace period ("cpustart"
* and "cpuend", respectively), a CPU passing through a quiescent
* state ("cpuqs"), a CPU coming online or going offline ("cpuonl"
- * and "cpuofl", respectively), and a CPU being kicked for being too
- * long in dyntick-idle mode ("kick").
+ * and "cpuofl", respectively), a CPU being kicked for being too
+ * long in dyntick-idle mode ("kick"), a CPU accelerating its new
+ * callbacks to RCU_NEXT_READY_TAIL ("AccReadyCB"), and a CPU
+ * accelerating its new callbacks to RCU_WAIT_TAIL ("AccWaitCB").
*/
TRACE_EVENT(rcu_grace_period,
@@ -393,7 +395,7 @@ TRACE_EVENT(rcu_kfree_callback,
*/
TRACE_EVENT(rcu_batch_start,
- TP_PROTO(char *rcuname, long qlen_lazy, long qlen, int blimit),
+ TP_PROTO(char *rcuname, long qlen_lazy, long qlen, long blimit),
TP_ARGS(rcuname, qlen_lazy, qlen, blimit),
@@ -401,7 +403,7 @@ TRACE_EVENT(rcu_batch_start,
__field(char *, rcuname)
__field(long, qlen_lazy)
__field(long, qlen)
- __field(int, blimit)
+ __field(long, blimit)
),
TP_fast_assign(
@@ -411,7 +413,7 @@ TRACE_EVENT(rcu_batch_start,
__entry->blimit = blimit;
),
- TP_printk("%s CBs=%ld/%ld bl=%d",
+ TP_printk("%s CBs=%ld/%ld bl=%ld",
__entry->rcuname, __entry->qlen_lazy, __entry->qlen,
__entry->blimit)
);
@@ -523,22 +525,30 @@ TRACE_EVENT(rcu_batch_end,
*/
TRACE_EVENT(rcu_torture_read,
- TP_PROTO(char *rcutorturename, struct rcu_head *rhp),
+ TP_PROTO(char *rcutorturename, struct rcu_head *rhp,
+ unsigned long secs, unsigned long c_old, unsigned long c),
- TP_ARGS(rcutorturename, rhp),
+ TP_ARGS(rcutorturename, rhp, secs, c_old, c),
TP_STRUCT__entry(
__field(char *, rcutorturename)
__field(struct rcu_head *, rhp)
+ __field(unsigned long, secs)
+ __field(unsigned long, c_old)
+ __field(unsigned long, c)
),
TP_fast_assign(
__entry->rcutorturename = rcutorturename;
__entry->rhp = rhp;
+ __entry->secs = secs;
+ __entry->c_old = c_old;
+ __entry->c = c;
),
- TP_printk("%s torture read %p",
- __entry->rcutorturename, __entry->rhp)
+ TP_printk("%s torture read %p %luus c: %lu %lu",
+ __entry->rcutorturename, __entry->rhp,
+ __entry->secs, __entry->c_old, __entry->c)
);
/*
@@ -608,7 +618,8 @@ TRACE_EVENT(rcu_barrier,
#define trace_rcu_invoke_kfree_callback(rcuname, rhp, offset) do { } while (0)
#define trace_rcu_batch_end(rcuname, callbacks_invoked, cb, nr, iit, risk) \
do { } while (0)
-#define trace_rcu_torture_read(rcutorturename, rhp) do { } while (0)
+#define trace_rcu_torture_read(rcutorturename, rhp, secs, c_old, c) \
+ do { } while (0)
#define trace_rcu_barrier(name, s, cpu, cnt, done) do { } while (0)
#endif /* #else #ifdef CONFIG_RCU_TRACE */
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