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/Linux-v5.4/Documentation/trace/
Dtracepoints.rst16 A tracepoint placed in code provides a hook to call a function (probe)
17 that you can provide at runtime. A tracepoint can be "on" (a probe is
18 connected to it) or "off" (no probe is attached). When a tracepoint is
22 and adds a data structure in a separate section). When a tracepoint
23 is "on", the function you provide is called each time the tracepoint
26 the tracepoint site).
30 which prototypes are described in a tracepoint declaration placed in a
40 - A tracepoint definition, placed in a header file.
41 - The tracepoint statement, in C code.
43 In order to use tracepoints, you should include linux/tracepoint.h.
[all …]
Devents-nmi.rst13 You might want to use this tracepoint if you suspect that your
19 and this tracepoint will allow you to drill down and get some
Dindex.rst9 tracepoint-analysis
Devents.rst97 3. Defining an event-enabled tracepoint
333 disabled in a "soft" mode. That is, the tracepoint will be called,
383 That is, the tracepoint will be called, but just will not be traced.
384 The event tracepoint stays in this mode as long as there's a trigger
428 kmalloc tracepoint is hit::
/Linux-v5.4/Documentation/trace/postprocess/
Dtrace-pagealloc-postprocess.pl189 my $tracepoint;
198 $tracepoint = $4;
224 if ($tracepoint eq "mm_page_alloc") {
226 } elsif ($tracepoint eq "mm_page_free") {
228 } elsif ($tracepoint eq "mm_page_free_batched") {
230 } elsif ($tracepoint eq "mm_page_pcpu_drain") {
233 } elsif ($tracepoint eq "mm_page_alloc_zone_locked") {
236 } elsif ($tracepoint eq "mm_page_alloc_extfrag") {
279 $tracepoint ne "mm_page_pcpu_drain") {
287 $tracepoint ne "mm_page_alloc_zone_locked") {
Dtrace-vmscan-postprocess.pl272 my $tracepoint;
282 $tracepoint = $5;
305 if ($tracepoint eq "mm_vmscan_direct_reclaim_begin") {
320 } elsif ($tracepoint eq "mm_vmscan_direct_reclaim_end") {
332 } elsif ($tracepoint eq "mm_vmscan_kswapd_wake") {
352 } elsif ($tracepoint eq "mm_vmscan_kswapd_sleep") {
364 } elsif ($tracepoint eq "mm_vmscan_wakeup_kswapd") {
376 } elsif ($tracepoint eq "mm_vmscan_lru_isolate") {
401 } elsif ($tracepoint eq "mm_vmscan_lru_shrink_inactive") {
422 } elsif ($tracepoint eq "mm_vmscan_writepage") {
/Linux-v5.4/include/linux/
Dpage_ref.h10 extern struct tracepoint __tracepoint_page_ref_set;
11 extern struct tracepoint __tracepoint_page_ref_mod;
12 extern struct tracepoint __tracepoint_page_ref_mod_and_test;
13 extern struct tracepoint __tracepoint_page_ref_mod_and_return;
14 extern struct tracepoint __tracepoint_page_ref_mod_unless;
15 extern struct tracepoint __tracepoint_page_ref_freeze;
16 extern struct tracepoint __tracepoint_page_ref_unfreeze;
Dtracepoint-defs.h30 struct tracepoint { struct
41 typedef struct tracepoint * const tracepoint_ptr_t; argument
45 struct tracepoint *tp;
Dtracepoint.h24 struct tracepoint;
38 tracepoint_probe_register(struct tracepoint *tp, void *probe, void *data);
40 tracepoint_probe_register_prio(struct tracepoint *tp, void *probe, void *data,
43 tracepoint_probe_unregister(struct tracepoint *tp, void *probe, void *data);
45 for_each_kernel_tracepoint(void (*fct)(struct tracepoint *tp, void *priv),
101 static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p) in tracepoint_ptr_deref()
112 static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p) in tracepoint_ptr_deref()
232 extern struct tracepoint __tracepoint_##name; \
285 struct tracepoint __tracepoint_##name \
Dbpf_types.h25 BPF_PROG_TYPE(BPF_PROG_TYPE_TRACEPOINT, tracepoint)
/Linux-v5.4/tools/bpf/bpftool/Documentation/
Dbpftool-perf.rst29 List all raw_tracepoint, tracepoint, kprobe attachment in the system.
33 The attachment point for raw_tracepoint/tracepoint is the trace probe name.
69 pid 21767 fd 5: prog_id 8 tracepoint sys_enter_nanosleep
79 {"pid":21767,"fd":5,"prog_id":8,"fd_type":"tracepoint","tracepoint":"sys_enter_nanosleep"}, \
/Linux-v5.4/tools/perf/python/
Dtracepoint.py8 class tracepoint(perf.evsel): class
10 config = perf.tracepoint(sys, name)
18 tp = tracepoint("sched", "sched_switch")
/Linux-v5.4/kernel/
Dtracepoint.c227 static int tracepoint_add_func(struct tracepoint *tp, in tracepoint_add_func()
266 static int tracepoint_remove_func(struct tracepoint *tp, in tracepoint_remove_func()
305 int tracepoint_probe_register_prio(struct tracepoint *tp, void *probe, in tracepoint_probe_register_prio()
333 int tracepoint_probe_register(struct tracepoint *tp, void *probe, void *data) in tracepoint_probe_register()
347 int tracepoint_probe_unregister(struct tracepoint *tp, void *probe, void *data) in tracepoint_probe_unregister()
363 void (*fct)(struct tracepoint *tp, void *priv), in for_each_tracepoint_range()
438 static void tp_module_going_check_quiescent(struct tracepoint *tp, void *priv) in tp_module_going_check_quiescent()
550 void for_each_kernel_tracepoint(void (*fct)(struct tracepoint *tp, void *priv), in for_each_kernel_tracepoint()
/Linux-v5.4/tools/perf/util/
Dparse-events.y439 struct tracepoint_name tracepoint; variable
442 tracepoint.sys = &sys_name;
443 tracepoint.event = $5;
445 $$ = tracepoint;
450 struct tracepoint_name tracepoint = {$1, $3}; variable
452 $$ = tracepoint;
/Linux-v5.4/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/
Dtc_flower.sh45 local tracepoint=$1
48 perf record -q -e $tracepoint $cmd
54 local tracepoint=$1
57 perf record -a -q -e $tracepoint sleep $seconds
63 local tracepoint=$1
66 return `echo $perf_output | grep "$tracepoint:" | wc -l`
71 local tracepoint=$1
74 __tp_hit_count $tracepoint
83 local tracepoint=$1
85 __tp_hit_count $tracepoint
/Linux-v5.4/arch/x86/include/asm/
Dmsr.h70 extern struct tracepoint __tracepoint_read_msr;
71 extern struct tracepoint __tracepoint_write_msr;
72 extern struct tracepoint __tracepoint_rdpmc;
/Linux-v5.4/drivers/net/wireless/broadcom/brcm80211/brcmfmac/
DMakefile44 tracepoint.o
Dtracepoint.h135 #define TRACE_INCLUDE_FILE tracepoint
/Linux-v5.4/tools/perf/Documentation/
Dperf-evlist.txt40 Show tracepoint field names.
Dperf-list.txt12 [hw|sw|cache|tracepoint|pmu|sdt|metric|metricgroup|event_glob]
271 . 'tracepoint' to list all tracepoint events, alternatively use
272 'subsys_glob:event_glob' to filter by tracepoint subsystems such as sched,
294 . '--raw-dump [hw|sw|cache|tracepoint|pmu|event_glob]', shows the raw-dump of
/Linux-v5.4/Documentation/core-api/
Dindex.rst51 tracepoint
Dtracepoint.rst14 passed a unique set of parameters defined by each tracepoint.
/Linux-v5.4/kernel/trace/
DKconfig524 tracepoint events.
678 bool "Add tracepoint that benchmarks tracepoints"
680 This option creates the tracepoint "benchmark:benchmark_event".
681 When the tracepoint is enabled, it kicks off a kernel thread that
683 run), and calls the tracepoint. Each iteration will record the time
684 it took to write to the tracepoint and the next iteration that
685 data will be passed to the tracepoint itself. That is, the tracepoint
686 will report the time it took to do the previous tracepoint.
687 The string written to the tracepoint is a static string of 128 bytes
/Linux-v5.4/mm/
DKconfig.debug104 bool "Enable tracepoint to track down page reference manipulation"
108 This is a feature to add tracepoint for tracking down page reference
/Linux-v5.4/tools/kvm/kvm_stat/
Dkvm_stat638 tracepoint = name
642 tracepoint, sub = match.groups()
644 (self.filters[tracepoint][0],
645 self.filters[tracepoint][1][sub]))
660 trace_point=tracepoint,

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