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Searched refs:perf_events (Results 1 – 19 of 19) sorted by relevance

/openbmc/linux/Documentation/admin-guide/
H A Dperf-security.rst9 Usage of Performance Counters for Linux (perf_events) [1]_ , [2]_ , [3]_
12 direct usage of perf_events system call API [2]_ and over data files
14 depends on the nature of data that perf_events performance monitoring
46 So, perf_events performance monitoring and observability operations are
49 perf_events access control
56 all kernel security permission checks so perf_events performance
70 as privileged processes with respect to perf_events performance
87 Prior Linux v5.9 unprivileged processes using perf_events system call
226 perf_events *scope* and *access* control for unprivileged processes
267 The perf_events system call API [2]_ allocates file descriptors for
[all …]
H A Dworkload-tracing.rst210 a simple command line interface. Perf is based on the perf_events interface
/openbmc/linux/kernel/trace/
H A Dtrace_event_perf.c114 tp_event->perf_events = list; in perf_trace_event_reg()
147 free_percpu(tp_event->perf_events); in perf_trace_event_reg()
148 tp_event->perf_events = NULL; in perf_trace_event_reg()
170 free_percpu(tp_event->perf_events); in perf_trace_event_unreg()
171 tp_event->perf_events = NULL; in perf_trace_event_unreg()
368 pcpu_list = tp_event->perf_events; in perf_trace_add()
H A Dtrace_uprobe.c256 INIT_LIST_HEAD(&filter->perf_events); in NOKPROBE_SYMBOL()
261 return !filter->nr_systemwide && list_empty(&filter->perf_events); in uprobe_filter_is_empty()
1205 list_for_each_entry(event, &filter->perf_events, hw.tp_list) { in __uprobe_perf_filter()
1259 list_add(&event->hw.tp_list, &filter->perf_events); in trace_uprobe_filter_add()
1365 head = this_cpu_ptr(call->perf_events); in __uprobe_perf_func()
H A Dtrace_syscalls.c595 head = this_cpu_ptr(sys_data->enter_event->perf_events); in perf_syscall_enter()
695 head = this_cpu_ptr(sys_data->exit_event->perf_events); in perf_syscall_exit()
H A Dtrace_probe.h238 struct list_head perf_events; member
H A Dtrace_fprobe.c268 head = this_cpu_ptr(call->perf_events); in fentry_perf_func()
300 head = this_cpu_ptr(call->perf_events); in fexit_perf_func()
H A Dtrace_kprobe.c1551 head = this_cpu_ptr(call->perf_events); in kprobe_perf_func()
1587 head = this_cpu_ptr(call->perf_events); in kretprobe_perf_func()
H A Dtrace_events_user.c1601 perf_head = this_cpu_ptr(user->call.perf_events); in user_event_perf()
/openbmc/linux/Documentation/powerpc/
H A Dpmu-ebb.rst14 using the Linux perf_events API.
32 It is a feature of the perf_events API that events can be created on other
53 existing "pinned" and "exclusive" attributes of perf_events. This means EBB
68 perf_events subsystem.
91 perf_events API. This can be achieved either via the ioctl() interface, or the
94 However, due to the design of the perf_events API, enabling an event does not
/openbmc/linux/include/trace/
H A Dperf.h33 head = this_cpu_ptr(event_call->perf_events); \
/openbmc/openbmc/poky/documentation/profile-manual/
H A Darch.rst22 - the perf_events subsystem
/openbmc/linux/tools/perf/Documentation/
H A Dperf.data-file-format.txt374 that have perf_events records in compressed form.
451 This section is the bulk of the file. It consist of a stream of perf_events
659 This is the canonical description of the kernel generated perf_events
662 perf_events manpage
665 http://web.eece.maine.edu/~vweaver/projects/perf_events/programming.html
669 perf_events"
H A Dperf-stat.txt99 Use BPF programs to aggregate readings from perf_events. This
/openbmc/linux/tools/testing/selftests/
H A DMakefile62 TARGETS += perf_events
/openbmc/linux/drivers/firmware/arm_scmi/
H A Dperf.c1068 static const struct scmi_event perf_events[] = { variable
1090 .evts = perf_events,
1091 .num_events = ARRAY_SIZE(perf_events),
/openbmc/linux/include/linux/
H A Dtrace_events.h394 struct hlist_head __percpu *perf_events; member
/openbmc/
H A Dopengrok2.0.log16402 …file-less due to: /opengrok/data/xref/openbmc/linux/tools/testing/selftests/perf_events/Makefile.gz
16403 … its children prevent delete: /opengrok/data/xref/openbmc/linux/tools/testing/selftests/perf_events
H A Dopengrok1.0.log17261 …file-less due to: /opengrok/data/xref/openbmc/linux/tools/testing/selftests/perf_events/Makefile.gz
17262 … its children prevent delete: /opengrok/data/xref/openbmc/linux/tools/testing/selftests/perf_events