diff options
Diffstat (limited to 'kernel/trace/Makefile')
| -rw-r--r-- | kernel/trace/Makefile | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile index c2b2148bb1d2..fc5dcc888e13 100644 --- a/kernel/trace/Makefile +++ b/kernel/trace/Makefile @@ -2,9 +2,12 @@ # Do not instrument the tracer itself: +ccflags-remove-$(CONFIG_FUNCTION_TRACER) += $(CC_FLAGS_FTRACE) + ifdef CONFIG_FUNCTION_TRACER -ORIG_CFLAGS := $(KBUILD_CFLAGS) -KBUILD_CFLAGS = $(subst $(CC_FLAGS_FTRACE),,$(ORIG_CFLAGS)) + +# Avoid recursion due to instrumentation. +KCSAN_SANITIZE := n ifdef CONFIG_FTRACE_SELFTEST # selftest needs instrumentation @@ -13,6 +16,23 @@ obj-y += trace_selftest_dynamic.o endif endif +# Allow some files to be function traced +ifdef CONFIG_FUNCTION_SELF_TRACING +CFLAGS_trace_output.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_seq.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_stat.o = $(CC_FLAGS_FTRACE) +CFLAGS_tracing_map.o = $(CC_FLAGS_FTRACE) +CFLAGS_synth_event_gen_test.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_events.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_syscalls.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_events_filter.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_events_trigger.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_events_synth.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_events_hist.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_events_user.o = $(CC_FLAGS_FTRACE) +CFLAGS_trace_dynevent.o = $(CC_FLAGS_FTRACE) +endif + ifdef CONFIG_FTRACE_STARTUP_TEST CFLAGS_trace_kprobe_selftest.o = $(CC_FLAGS_FTRACE) obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe_selftest.o @@ -28,6 +48,12 @@ ifdef CONFIG_GCOV_PROFILE_FTRACE GCOV_PROFILE := y endif +# Functions in this file could be invoked from early interrupt +# code and produce random code coverage. +KCOV_INSTRUMENT_trace_preemptirq.o := n + +CFLAGS_bpf_trace.o := -I$(src) + CFLAGS_trace_benchmark.o := -I$(src) CFLAGS_trace_events_filter.o := -I$(src) @@ -42,8 +68,11 @@ obj-$(CONFIG_TRACING) += trace_output.o obj-$(CONFIG_TRACING) += trace_seq.o obj-$(CONFIG_TRACING) += trace_stat.o obj-$(CONFIG_TRACING) += trace_printk.o +obj-$(CONFIG_TRACING) += pid_list.o obj-$(CONFIG_TRACING_MAP) += tracing_map.o obj-$(CONFIG_PREEMPTIRQ_DELAY_TEST) += preemptirq_delay_test.o +obj-$(CONFIG_SYNTH_EVENT_GEN_TEST) += synth_event_gen_test.o +obj-$(CONFIG_KPROBE_EVENT_GEN_TEST) += kprobe_event_gen_test.o obj-$(CONFIG_CONTEXT_SWITCH_TRACER) += trace_sched_switch.o obj-$(CONFIG_FUNCTION_TRACER) += trace_functions.o obj-$(CONFIG_PREEMPTIRQ_TRACEPOINTS) += trace_preemptirq.o @@ -51,6 +80,7 @@ obj-$(CONFIG_IRQSOFF_TRACER) += trace_irqsoff.o obj-$(CONFIG_PREEMPT_TRACER) += trace_irqsoff.o obj-$(CONFIG_SCHED_TRACER) += trace_sched_wakeup.o obj-$(CONFIG_HWLAT_TRACER) += trace_hwlat.o +obj-$(CONFIG_OSNOISE_TRACER) += trace_osnoise.o obj-$(CONFIG_NOP_TRACER) += trace_nop.o obj-$(CONFIG_STACK_TRACER) += trace_stack.o obj-$(CONFIG_MMIOTRACE) += trace_mmiotrace.o @@ -69,9 +99,14 @@ obj-$(CONFIG_EVENT_TRACING) += trace_event_perf.o endif obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o obj-$(CONFIG_EVENT_TRACING) += trace_events_trigger.o +obj-$(CONFIG_EPROBE_EVENTS) += trace_eprobe.o +obj-$(CONFIG_TRACE_EVENT_INJECT) += trace_events_inject.o +obj-$(CONFIG_SYNTH_EVENTS) += trace_events_synth.o obj-$(CONFIG_HIST_TRIGGERS) += trace_events_hist.o +obj-$(CONFIG_USER_EVENTS) += trace_events_user.o obj-$(CONFIG_BPF_EVENTS) += bpf_trace.o obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe.o +obj-$(CONFIG_TRACEPOINTS) += error_report-traces.o obj-$(CONFIG_TRACEPOINTS) += power-traces.o ifeq ($(CONFIG_PM),y) obj-$(CONFIG_TRACEPOINTS) += rpm-traces.o @@ -81,8 +116,15 @@ obj-$(CONFIG_KGDB_KDB) += trace_kdb.o endif obj-$(CONFIG_DYNAMIC_EVENTS) += trace_dynevent.o obj-$(CONFIG_PROBE_EVENTS) += trace_probe.o +obj-$(CONFIG_PROBE_EVENTS_BTF_ARGS) += trace_btf.o obj-$(CONFIG_UPROBE_EVENTS) += trace_uprobe.o +obj-$(CONFIG_BOOTTIME_TRACING) += trace_boot.o +obj-$(CONFIG_FTRACE_RECORD_RECURSION) += trace_recursion_record.o +obj-$(CONFIG_FPROBE) += fprobe.o +obj-$(CONFIG_RETHOOK) += rethook.o +obj-$(CONFIG_FPROBE_EVENTS) += trace_fprobe.o obj-$(CONFIG_TRACEPOINT_BENCHMARK) += trace_benchmark.o +obj-$(CONFIG_RV) += rv/ libftrace-y := ftrace.o |