kernel/trace/Makefile

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