diff options
| author | Paul E. McKenney | 2017-10-05 01:24:29 +0200 |
|---|---|---|
| committer | Paul E. McKenney | 2017-11-29 00:51:19 +0100 |
| commit | dec98900eae1e22467182e58688abe5fae98bd5f (patch) | |
| tree | abee049d6133dc260ca797e4ae2060d91f610491 /include/trace/events/rcu.h | |
| parent | rcu: Shrink ->dynticks_{nmi_,}nesting from long long to long (diff) | |
| download | kernel-qcow2-linux-dec98900eae1e22467182e58688abe5fae98bd5f.tar.gz kernel-qcow2-linux-dec98900eae1e22467182e58688abe5fae98bd5f.tar.xz kernel-qcow2-linux-dec98900eae1e22467182e58688abe5fae98bd5f.zip | |
rcu: Add ->dynticks field to rcu_dyntick trace event
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'include/trace/events/rcu.h')
| -rw-r--r-- | include/trace/events/rcu.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index b0a48231ea0e..d103de9f8c10 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -436,24 +436,27 @@ TRACE_EVENT(rcu_fqs, */ TRACE_EVENT(rcu_dyntick, - TP_PROTO(const char *polarity, long oldnesting, long newnesting), + TP_PROTO(const char *polarity, long oldnesting, long newnesting, atomic_t dynticks), - TP_ARGS(polarity, oldnesting, newnesting), + TP_ARGS(polarity, oldnesting, newnesting, dynticks), TP_STRUCT__entry( __field(const char *, polarity) __field(long, oldnesting) __field(long, newnesting) + __field(int, dynticks) ), TP_fast_assign( __entry->polarity = polarity; __entry->oldnesting = oldnesting; __entry->newnesting = newnesting; + __entry->dynticks = atomic_read(&dynticks); ), - TP_printk("%s %lx %lx", __entry->polarity, - __entry->oldnesting, __entry->newnesting) + TP_printk("%s %lx %lx %#3x", __entry->polarity, + __entry->oldnesting, __entry->newnesting, + __entry->dynticks & 0xfff) ); /* @@ -801,7 +804,7 @@ TRACE_EVENT(rcu_barrier, grplo, grphi, gp_tasks) do { } \ while (0) #define trace_rcu_fqs(rcuname, gpnum, cpu, qsevent) do { } while (0) -#define trace_rcu_dyntick(polarity, oldnesting, newnesting) do { } while (0) +#define trace_rcu_dyntick(polarity, oldnesting, newnesting, dyntick) do { } while (0) #define trace_rcu_prep_idle(reason) do { } while (0) #define trace_rcu_callback(rcuname, rhp, qlen_lazy, qlen) do { } while (0) #define trace_rcu_kfree_callback(rcuname, rhp, offset, qlen_lazy, qlen) \ |