diff options
author | Ingo Molnar <mingo@kernel.org> | 2012-09-14 10:06:51 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2012-09-14 10:06:51 +0200 |
commit | 26f45274afd938d82463816a12ec67448513294a (patch) | |
tree | 97c232667794b039a9ef3a2ab4444311fb44cbfd /kernel/trace | |
parent | 4553f0b90e1fd93b95a97918804528d4039201fc (diff) | |
parent | c6aaf4d0bb86e2154ea31a33804cec300611255f (diff) |
Merge branch 'tip/perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace into perf/core
Pull tracing updates from Steve Rostedt.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace')
-rw-r--r-- | kernel/trace/Kconfig | 5 | ||||
-rw-r--r-- | kernel/trace/Makefile | 6 | ||||
-rw-r--r-- | kernel/trace/trace_events.c | 4 |
3 files changed, 9 insertions, 6 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 9301a0e35e0c..4cea4f41c1d9 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -62,8 +62,12 @@ config HAVE_C_RECORDMCOUNT config TRACER_MAX_TRACE bool +config TRACE_CLOCK + bool + config RING_BUFFER bool + select TRACE_CLOCK config FTRACE_NMI_ENTER bool @@ -114,6 +118,7 @@ config TRACING select NOP_TRACER select BINARY_PRINTF select EVENT_TRACING + select TRACE_CLOCK config GENERIC_TRACER bool diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile index 837090808aac..d7e2068e4b71 100644 --- a/kernel/trace/Makefile +++ b/kernel/trace/Makefile @@ -19,11 +19,7 @@ endif CFLAGS_trace_events_filter.o := -I$(src) -# -# Make the trace clocks available generally: it's infrastructure -# relied on by ptrace for example: -# -obj-y += trace_clock.o +obj-$(CONFIG_TRACE_CLOCK) += trace_clock.o obj-$(CONFIG_FUNCTION_TRACER) += libftrace.o obj-$(CONFIG_RING_BUFFER) += ring_buffer.o diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 6825d833a257..bbb0e63d78e9 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -1646,9 +1646,11 @@ static __init void event_trace_self_tests(void) event_test_stuff(); ret = __ftrace_set_clr_event(NULL, system->name, NULL, 0); - if (WARN_ON_ONCE(ret)) + if (WARN_ON_ONCE(ret)) { pr_warning("error disabling system %s\n", system->name); + continue; + } pr_cont("OK\n"); } |