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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2019-10-15 21:18:20 +0200
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2019-11-13 15:37:28 +0100
commit9c34fc4b7e903117cc27712b9e6c8690debb7e95 (patch)
tree0c942741daa1e1e566316035342d1acdaa61c842 /kernel/trace
parentpreemptirq_delay_test: Add the burst feature and a sysfs trigger (diff)
downloadlinux-9c34fc4b7e903117cc27712b9e6c8690debb7e95.tar.xz
linux-9c34fc4b7e903117cc27712b9e6c8690debb7e95.zip
tracing: Use CONFIG_PREEMPTION
CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by CONFIG_PREEMPT_RT. Both PREEMPT and PREEMPT_RT require the same functionality which today depends on CONFIG_PREEMPT. Add additional header output for PREEMPT_RT. Link: http://lkml.kernel.org/r/20191015191821.11479-34-bigeasy@linutronix.de Cc: Ingo Molnar <mingo@redhat.com> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace')
-rw-r--r--kernel/trace/trace.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index f093a433cb42..db7d06a26861 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3726,6 +3726,8 @@ print_trace_header(struct seq_file *m, struct trace_iterator *iter)
"desktop",
#elif defined(CONFIG_PREEMPT)
"preempt",
+#elif defined(CONFIG_PREEMPT_RT)
+ "preempt_rt",
#else
"unknown",
#endif