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-rw-r--r--kernel/trace/Kconfig7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index 81a17ef6b942..4feb3c81f94d 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -126,7 +126,9 @@ config BOOT_TRACER
126 the timings of the initcalls. Its aim is to be parsed by the 126 the timings of the initcalls. Its aim is to be parsed by the
127 /scripts/bootgraph.pl tool to produce pretty graphics about 127 /scripts/bootgraph.pl tool to produce pretty graphics about
128 boot inefficiencies, giving a visual representation of the 128 boot inefficiencies, giving a visual representation of the
129 delays during initcalls. 129 delays during initcalls. Note that tracers self tests can't
130 be enabled if this tracer is selected since only one tracer
131 should touch the tracing buffer at a time.
130 132
131config STACK_TRACER 133config STACK_TRACER
132 bool "Trace max stack" 134 bool "Trace max stack"
@@ -168,8 +170,7 @@ config FTRACE_SELFTEST
168 170
169config FTRACE_STARTUP_TEST 171config FTRACE_STARTUP_TEST
170 bool "Perform a startup test on ftrace" 172 bool "Perform a startup test on ftrace"
171 depends on TRACING 173 depends on TRACING && DEBUG_KERNEL && !BOOT_TRACER
172 depends on DEBUG_KERNEL
173 select FTRACE_SELFTEST 174 select FTRACE_SELFTEST
174 help 175 help
175 This option performs a series of startup tests on ftrace. On bootup 176 This option performs a series of startup tests on ftrace. On bootup