diff options
| author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2016-09-07 12:45:09 -0400 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2016-09-12 09:59:46 -0400 |
| commit | f971cc9aabc287120bbe7f3f1abe70c13e61ee94 (patch) | |
| tree | 9d1dc39fb8ddd1bf34fa06b960baa36b0b70a1f1 /kernel/trace/trace.h | |
| parent | 7b2c86250122de316cbab8754050622ead04af39 (diff) | |
tracing: Have max_latency be defined for HWLAT_TRACER as well
The hwlat tracer uses tr->max_latency, and if it's the only tracer enabled
that uses it, the build will fail. Add max_latency and its file when the
hwlat tracer is enabled.
Link: http://lkml.kernel.org/r/d6c3b7eb-ba95-1ffa-0453-464e1e24262a@infradead.org
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace.h')
| -rw-r--r-- | kernel/trace/trace.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 1d866b0c1567..fd24b1f9ac43 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -214,6 +214,8 @@ struct trace_array { */ struct trace_buffer max_buffer; bool allocated_snapshot; +#endif +#if defined(CONFIG_TRACER_MAX_TRACE) || defined(CONFIG_HWLAT_TRACER) unsigned long max_latency; #endif struct trace_pid_list __rcu *filtered_pids; |