1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 2
3 # Do not instrument the tracer itself: 3 # Do not instrument the tracer itself:
4 4
5 ccflags-remove-$(CONFIG_FUNCTION_TRACER) += $( <<
6 <<
7 ifdef CONFIG_FUNCTION_TRACER 5 ifdef CONFIG_FUNCTION_TRACER
8 !! 6 ORIG_CFLAGS := $(KBUILD_CFLAGS)
9 # Avoid recursion due to instrumentation. !! 7 KBUILD_CFLAGS = $(subst $(CC_FLAGS_FTRACE),,$(ORIG_CFLAGS))
10 KCSAN_SANITIZE := n <<
11 8
12 ifdef CONFIG_FTRACE_SELFTEST 9 ifdef CONFIG_FTRACE_SELFTEST
13 # selftest needs instrumentation 10 # selftest needs instrumentation
14 CFLAGS_trace_selftest_dynamic.o = $(CC_FLAGS_F 11 CFLAGS_trace_selftest_dynamic.o = $(CC_FLAGS_FTRACE)
15 obj-y += trace_selftest_dynamic.o 12 obj-y += trace_selftest_dynamic.o
16 endif 13 endif
17 endif 14 endif
18 15
19 ifdef CONFIG_FTRACE_STARTUP_TEST 16 ifdef CONFIG_FTRACE_STARTUP_TEST
20 CFLAGS_trace_kprobe_selftest.o = $(CC_FLAGS_FT 17 CFLAGS_trace_kprobe_selftest.o = $(CC_FLAGS_FTRACE)
21 obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe_se 18 obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe_selftest.o
22 endif 19 endif
23 20
24 # If unlikely tracing is enabled, do not trace 21 # If unlikely tracing is enabled, do not trace these files
25 ifdef CONFIG_TRACING_BRANCHES 22 ifdef CONFIG_TRACING_BRANCHES
26 KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING 23 KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
27 endif 24 endif
28 25
29 # for GCOV coverage profiling 26 # for GCOV coverage profiling
30 ifdef CONFIG_GCOV_PROFILE_FTRACE 27 ifdef CONFIG_GCOV_PROFILE_FTRACE
31 GCOV_PROFILE := y 28 GCOV_PROFILE := y
32 endif 29 endif
33 30
34 # Functions in this file could be invoked from <<
35 # code and produce random code coverage. <<
36 KCOV_INSTRUMENT_trace_preemptirq.o := n <<
37 <<
38 CFLAGS_bpf_trace.o := -I$(src) <<
39 <<
40 CFLAGS_trace_benchmark.o := -I$(src) 31 CFLAGS_trace_benchmark.o := -I$(src)
41 CFLAGS_trace_events_filter.o := -I$(src) 32 CFLAGS_trace_events_filter.o := -I$(src)
42 33
43 obj-$(CONFIG_TRACE_CLOCK) += trace_clock.o 34 obj-$(CONFIG_TRACE_CLOCK) += trace_clock.o
44 35
45 obj-$(CONFIG_FUNCTION_TRACER) += libftrace.o 36 obj-$(CONFIG_FUNCTION_TRACER) += libftrace.o
46 obj-$(CONFIG_RING_BUFFER) += ring_buffer.o 37 obj-$(CONFIG_RING_BUFFER) += ring_buffer.o
47 obj-$(CONFIG_RING_BUFFER_BENCHMARK) += ring_bu 38 obj-$(CONFIG_RING_BUFFER_BENCHMARK) += ring_buffer_benchmark.o
48 39
49 obj-$(CONFIG_TRACING) += trace.o 40 obj-$(CONFIG_TRACING) += trace.o
50 obj-$(CONFIG_TRACING) += trace_output.o 41 obj-$(CONFIG_TRACING) += trace_output.o
51 obj-$(CONFIG_TRACING) += trace_seq.o 42 obj-$(CONFIG_TRACING) += trace_seq.o
52 obj-$(CONFIG_TRACING) += trace_stat.o 43 obj-$(CONFIG_TRACING) += trace_stat.o
53 obj-$(CONFIG_TRACING) += trace_printk.o 44 obj-$(CONFIG_TRACING) += trace_printk.o
54 obj-$(CONFIG_TRACING) += pid_list.o <<
55 obj-$(CONFIG_TRACING_MAP) += tracing_map.o 45 obj-$(CONFIG_TRACING_MAP) += tracing_map.o
56 obj-$(CONFIG_PREEMPTIRQ_DELAY_TEST) += preempt 46 obj-$(CONFIG_PREEMPTIRQ_DELAY_TEST) += preemptirq_delay_test.o
57 obj-$(CONFIG_SYNTH_EVENT_GEN_TEST) += synth_ev <<
58 obj-$(CONFIG_KPROBE_EVENT_GEN_TEST) += kprobe_ <<
59 obj-$(CONFIG_CONTEXT_SWITCH_TRACER) += trace_s 47 obj-$(CONFIG_CONTEXT_SWITCH_TRACER) += trace_sched_switch.o
60 obj-$(CONFIG_FUNCTION_TRACER) += trace_functio 48 obj-$(CONFIG_FUNCTION_TRACER) += trace_functions.o
61 obj-$(CONFIG_PREEMPTIRQ_TRACEPOINTS) += trace_ 49 obj-$(CONFIG_PREEMPTIRQ_TRACEPOINTS) += trace_preemptirq.o
62 obj-$(CONFIG_IRQSOFF_TRACER) += trace_irqsoff. 50 obj-$(CONFIG_IRQSOFF_TRACER) += trace_irqsoff.o
63 obj-$(CONFIG_PREEMPT_TRACER) += trace_irqsoff. 51 obj-$(CONFIG_PREEMPT_TRACER) += trace_irqsoff.o
64 obj-$(CONFIG_SCHED_TRACER) += trace_sched_wake 52 obj-$(CONFIG_SCHED_TRACER) += trace_sched_wakeup.o
65 obj-$(CONFIG_HWLAT_TRACER) += trace_hwlat.o 53 obj-$(CONFIG_HWLAT_TRACER) += trace_hwlat.o
66 obj-$(CONFIG_OSNOISE_TRACER) += trace_osnoise. <<
67 obj-$(CONFIG_NOP_TRACER) += trace_nop.o 54 obj-$(CONFIG_NOP_TRACER) += trace_nop.o
68 obj-$(CONFIG_STACK_TRACER) += trace_stack.o 55 obj-$(CONFIG_STACK_TRACER) += trace_stack.o
69 obj-$(CONFIG_MMIOTRACE) += trace_mmiotrace.o 56 obj-$(CONFIG_MMIOTRACE) += trace_mmiotrace.o
70 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += trace_f 57 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += trace_functions_graph.o
71 obj-$(CONFIG_TRACE_BRANCH_PROFILING) += trace_ 58 obj-$(CONFIG_TRACE_BRANCH_PROFILING) += trace_branch.o
72 obj-$(CONFIG_BLK_DEV_IO_TRACE) += blktrace.o 59 obj-$(CONFIG_BLK_DEV_IO_TRACE) += blktrace.o
73 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += fgraph. <<
74 ifeq ($(CONFIG_BLOCK),y) 60 ifeq ($(CONFIG_BLOCK),y)
75 obj-$(CONFIG_EVENT_TRACING) += blktrace.o 61 obj-$(CONFIG_EVENT_TRACING) += blktrace.o
76 endif 62 endif
77 obj-$(CONFIG_EVENT_TRACING) += trace_events.o 63 obj-$(CONFIG_EVENT_TRACING) += trace_events.o
78 obj-$(CONFIG_EVENT_TRACING) += trace_export.o 64 obj-$(CONFIG_EVENT_TRACING) += trace_export.o
79 obj-$(CONFIG_FTRACE_SYSCALLS) += trace_syscall 65 obj-$(CONFIG_FTRACE_SYSCALLS) += trace_syscalls.o
80 ifeq ($(CONFIG_PERF_EVENTS),y) 66 ifeq ($(CONFIG_PERF_EVENTS),y)
81 obj-$(CONFIG_EVENT_TRACING) += trace_event_per 67 obj-$(CONFIG_EVENT_TRACING) += trace_event_perf.o
82 endif 68 endif
83 obj-$(CONFIG_EVENT_TRACING) += trace_events_fi 69 obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o
84 obj-$(CONFIG_EVENT_TRACING) += trace_events_tr 70 obj-$(CONFIG_EVENT_TRACING) += trace_events_trigger.o
85 obj-$(CONFIG_PROBE_EVENTS) += trace_eprobe.o <<
86 obj-$(CONFIG_TRACE_EVENT_INJECT) += trace_even <<
87 obj-$(CONFIG_SYNTH_EVENTS) += trace_events_syn <<
88 obj-$(CONFIG_HIST_TRIGGERS) += trace_events_hi 71 obj-$(CONFIG_HIST_TRIGGERS) += trace_events_hist.o
89 obj-$(CONFIG_USER_EVENTS) += trace_events_user <<
90 obj-$(CONFIG_BPF_EVENTS) += bpf_trace.o 72 obj-$(CONFIG_BPF_EVENTS) += bpf_trace.o
91 obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe.o 73 obj-$(CONFIG_KPROBE_EVENTS) += trace_kprobe.o
92 obj-$(CONFIG_TRACEPOINTS) += error_report-trac <<
93 obj-$(CONFIG_TRACEPOINTS) += power-traces.o 74 obj-$(CONFIG_TRACEPOINTS) += power-traces.o
94 ifeq ($(CONFIG_PM),y) 75 ifeq ($(CONFIG_PM),y)
95 obj-$(CONFIG_TRACEPOINTS) += rpm-traces.o 76 obj-$(CONFIG_TRACEPOINTS) += rpm-traces.o
96 endif 77 endif
97 ifeq ($(CONFIG_TRACING),y) 78 ifeq ($(CONFIG_TRACING),y)
98 obj-$(CONFIG_KGDB_KDB) += trace_kdb.o 79 obj-$(CONFIG_KGDB_KDB) += trace_kdb.o
99 endif 80 endif
100 obj-$(CONFIG_DYNAMIC_EVENTS) += trace_dynevent <<
101 obj-$(CONFIG_PROBE_EVENTS) += trace_probe.o 81 obj-$(CONFIG_PROBE_EVENTS) += trace_probe.o
102 obj-$(CONFIG_PROBE_EVENTS_BTF_ARGS) += trace_b <<
103 obj-$(CONFIG_UPROBE_EVENTS) += trace_uprobe.o 82 obj-$(CONFIG_UPROBE_EVENTS) += trace_uprobe.o
104 obj-$(CONFIG_BOOTTIME_TRACING) += trace_boot.o <<
105 obj-$(CONFIG_FTRACE_RECORD_RECURSION) += trace <<
106 obj-$(CONFIG_FPROBE) += fprobe.o <<
107 obj-$(CONFIG_RETHOOK) += rethook.o <<
108 obj-$(CONFIG_FPROBE_EVENTS) += trace_fprobe.o <<
109 83
110 obj-$(CONFIG_TRACEPOINT_BENCHMARK) += trace_be 84 obj-$(CONFIG_TRACEPOINT_BENCHMARK) += trace_benchmark.o
111 obj-$(CONFIG_RV) += rv/ <<
112 85
113 libftrace-y := ftrace.o 86 libftrace-y := ftrace.o
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