1# SPDX-License-Identifier: GPL-2.0 2 3# Do not instrument the tracer itself: 4 5ifdef CONFIG_FUNCTION_TRACER 6ORIG_CFLAGS := $(KBUILD_CFLAGS) 7KBUILD_CFLAGS = $(subst $(CC_FLAGS_FTRACE),,$(ORIG_CFLAGS)) 8 9# Avoid recursion due to instrumentation. 10KCSAN_SANITIZE := n 11 12ifdef CONFIG_FTRACE_SELFTEST 13# selftest needs instrumentation 14CFLAGS_trace_selftest_dynamic.o = $(CC_FLAGS_FTRACE) 15obj-y += trace_selftest_dynamic.o 16endif 17endif 18 19ifdef CONFIG_FTRACE_STARTUP_TEST 20CFLAGS_trace_kprobe_selftest.o = $(CC_FLAGS_FTRACE) 21obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe_selftest.o 22endif 23 24# If unlikely tracing is enabled, do not trace these files 25ifdef CONFIG_TRACING_BRANCHES 26KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING 27endif 28 29# for GCOV coverage profiling 30ifdef CONFIG_GCOV_PROFILE_FTRACE 31GCOV_PROFILE := y 32endif 33 34CFLAGS_trace_benchmark.o := -I$(src) 35CFLAGS_trace_events_filter.o := -I$(src) 36 37obj-$(CONFIG_TRACE_CLOCK) += trace_clock.o 38 39obj-$(CONFIG_FUNCTION_TRACER) += libftrace.o 40obj-$(CONFIG_RING_BUFFER) += ring_buffer.o 41obj-$(CONFIG_RING_BUFFER_BENCHMARK) += ring_buffer_benchmark.o 42 43obj-$(CONFIG_TRACING) += trace.o 44obj-$(CONFIG_TRACING) += trace_output.o 45obj-$(CONFIG_TRACING) += trace_seq.o 46obj-$(CONFIG_TRACING) += trace_stat.o 47obj-$(CONFIG_TRACING) += trace_printk.o 48obj-$(CONFIG_TRACING_MAP) += tracing_map.o 49obj-$(CONFIG_PREEMPTIRQ_DELAY_TEST) += preemptirq_delay_test.o 50obj-$(CONFIG_SYNTH_EVENT_GEN_TEST) += synth_event_gen_test.o 51obj-$(CONFIG_KPROBE_EVENT_GEN_TEST) += kprobe_event_gen_test.o 52obj-$(CONFIG_CONTEXT_SWITCH_TRACER) += trace_sched_switch.o 53obj-$(CONFIG_FUNCTION_TRACER) += trace_functions.o 54obj-$(CONFIG_PREEMPTIRQ_TRACEPOINTS) += trace_preemptirq.o 55obj-$(CONFIG_IRQSOFF_TRACER) += trace_irqsoff.o 56obj-$(CONFIG_PREEMPT_TRACER) += trace_irqsoff.o 57obj-$(CONFIG_SCHED_TRACER) += trace_sched_wakeup.o 58obj-$(CONFIG_HWLAT_TRACER) += trace_hwlat.o 59obj-$(CONFIG_NOP_TRACER) += trace_nop.o 60obj-$(CONFIG_STACK_TRACER) += trace_stack.o 61obj-$(CONFIG_MMIOTRACE) += trace_mmiotrace.o 62obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += trace_functions_graph.o 63obj-$(CONFIG_TRACE_BRANCH_PROFILING) += trace_branch.o 64obj-$(CONFIG_BLK_DEV_IO_TRACE) += blktrace.o 65obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += fgraph.o 66ifeq ($(CONFIG_BLOCK),y) 67obj-$(CONFIG_EVENT_TRACING) += blktrace.o 68endif 69obj-$(CONFIG_EVENT_TRACING) += trace_events.o 70obj-$(CONFIG_EVENT_TRACING) += trace_export.o 71obj-$(CONFIG_FTRACE_SYSCALLS) += trace_syscalls.o 72ifeq ($(CONFIG_PERF_EVENTS),y) 73obj-$(CONFIG_EVENT_TRACING) += trace_event_perf.o 74endif 75obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o 76obj-$(CONFIG_EVENT_TRACING) += trace_events_trigger.o 77obj-$(CONFIG_TRACE_EVENT_INJECT) += trace_events_inject.o 78obj-$(CONFIG_SYNTH_EVENTS) += trace_events_synth.o 79obj-$(CONFIG_HIST_TRIGGERS) += trace_events_hist.o 80obj-$(CONFIG_BPF_EVENTS) += bpf_trace.o 81obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe.o 82obj-$(CONFIG_TRACEPOINTS) += power-traces.o 83ifeq ($(CONFIG_PM),y) 84obj-$(CONFIG_TRACEPOINTS) += rpm-traces.o 85endif 86ifeq ($(CONFIG_TRACING),y) 87obj-$(CONFIG_KGDB_KDB) += trace_kdb.o 88endif 89obj-$(CONFIG_DYNAMIC_EVENTS) += trace_dynevent.o 90obj-$(CONFIG_PROBE_EVENTS) += trace_probe.o 91obj-$(CONFIG_UPROBE_EVENTS) += trace_uprobe.o 92obj-$(CONFIG_BOOTTIME_TRACING) += trace_boot.o 93 94obj-$(CONFIG_TRACEPOINT_BENCHMARK) += trace_benchmark.o 95 96libftrace-y := ftrace.o 97