Home
last modified time | relevance | path

Searched refs:tracers (Results 1 – 9 of 9) sorted by relevance

/linux/tools/tracing/latency/
H A Dlatency-collector.c927 char **tracers; in show_available() local
931 tracers = tracefs_tracers(NULL); in show_available()
932 for (i = 0; tracers && tracers[i]; i++) { in show_available()
933 if (is_relevant_tracer(tracers[i])) in show_available()
937 if (!tracers) { in show_available()
944 tracefs_list_free(tracers); in show_available()
949 for (i = 0; tracers[i]; i++) { in show_available()
950 if (is_relevant_tracer(tracers[i])) in show_available()
951 printf("%s\n", tracers[i]); in show_available()
953 tracefs_list_free(tracers); in show_available()
[all …]
/linux/Documentation/core-api/real-time/
H A Dkernel-configuration.rst201 latency problems arise. Nonetheless, some tracers do incur latency overhead
206 Users should *not* make use of tracers or trace events during production
216 These tracers do incur measurable latency overhead even when tracing is not
/linux/kernel/trace/
H A DKconfig173 # enabled by all tracers (context switch and event tracer) they select TRACING.
628 Note, the latency tracers select this option. To disable it,
629 all the latency tracers need to be disabled.
649 or irq latency tracers are enabled, as those need to swap as well
712 Selected by tracers that will trace the likely and unlikely
713 conditions. This prevents the tracers themselves from being
920 to be shared between multiple tracers. It isn't meant to be
922 selected by tracers that use it.
1136 tracers of ftrace.
1262 tristate "Test module to create a preempt / IRQ disable delay thread to test latency tracers"
[all …]
H A Dtrace.c96 struct tracers { struct
1437 struct tracers *t, *n; in free_tracers()
1441 list_for_each_entry_safe(t, n, &tr->tracers, list) { in free_tracers()
5007 struct tracers *t; in tracing_set_tracer()
5022 list_for_each_entry(t, &tr->tracers, list) { in tracing_set_tracer()
8045 struct tracers *t; in get_global_flags_val()
8047 list_for_each_entry(t, &global_trace.tracers, list) { in get_global_flags_val()
8057 static int add_tracer_options(struct trace_array *tr, struct tracers *t) in add_tracer_options()
8075 struct tracers *t; in add_tracer()
8095 list_add(&t->list, &tr->tracers); in add_tracer()
[all …]
H A Dtrace.h424 struct list_head tracers; member
/linux/tools/testing/selftests/ftrace/test.d/
H A Dfunctions143 check_requires() { # Check required files and tracers
/linux/arch/arm/kernel/
H A Dentry-common.S93 str scno, [tsk, #TI_ABI_SYSCALL] @ make sure tracers see update
/linux/Documentation/trace/
H A Dboottime-trace.rst258 several tracers for different purpose at once. For example, one tracer
/linux/Documentation/RCU/Design/Data-Structures/
H A DData-Structures.rst983 or one. NMIs, irqs, and tracers are counted by the