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/linux/drivers/ntb/test/
A Dntb_perf.c260 struct perf_ctx *perf = peer->perf; in perf_spad_cmd_send() local
351 struct perf_ctx *perf = peer->perf; in perf_msg_cmd_send() local
423 struct perf_ctx *perf = peer->perf; in perf_cmd_send() local
539 struct perf_ctx *perf = peer->perf; in perf_setup_outbuf() local
571 struct perf_ctx *perf = peer->perf; in perf_setup_inbuf() local
873 struct perf_ctx *perf = pthr->perf; in perf_init_test() local
925 struct perf_ctx *perf = pthr->perf; in perf_run_test() local
968 struct perf_ctx *perf = pthr->perf; in perf_sync_test() local
1158 perf->test_peer = &perf->peers[0]; in perf_init_threads()
1164 pthr->perf = perf; in perf_init_threads()
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/linux/tools/perf/util/
A DBuild1 perf-y += annotate.o
2 perf-y += block-info.o
4 perf-y += build-id.o
6 perf-y += config.o
8 perf-y += ctype.o
10 perf-y += env.o
11 perf-y += event.o
12 perf-y += evlist.o
15 perf-y += evsel.o
24 perf-y += mmap.o
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/linux/tools/perf/tests/
A DBuild3 perf-y += builtin-test.o
5 perf-y += dso-data.o
6 perf-y += attr.o
12 perf-y += perf-record.o
16 perf-y += pmu.o
27 perf-y += wp.o
40 perf-y += bpf.o
42 perf-y += mem.o
49 perf-y += sdt.o
52 perf-y += perf-hooks.o
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/linux/drivers/gpu/drm/nouveau/nvkm/subdev/bios/
A Dperf.c34 u32 perf = 0; in nvbios_perf_table() local
39 if (perf) { in nvbios_perf_table()
47 return perf; in nvbios_perf_table()
54 return perf; in nvbios_perf_table()
63 if (perf) { in nvbios_perf_table()
70 return perf; in nvbios_perf_table()
85 perf = perf + *hdr + (idx * (*len + (snr * ssz))); in nvbios_perf_entry()
89 return perf; in nvbios_perf_entry()
101 switch (!!perf * *ver) { in nvbios_perfEp()
169 return perf; in nvbios_perfEp()
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/linux/drivers/gpu/drm/msm/
A Dmsm_perf.c115 perf->buftot = ptr - perf->buf; in refill_buf()
128 if (perf->bufpos >= perf->buftot) { in perf_read()
134 n = min((int)sz, perf->buftot - perf->bufpos); in perf_read()
135 if (copy_to_user(buf, &perf->buf[perf->bufpos], n)) { in perf_read()
167 perf->cnt = 0; in perf_open()
205 perf = kzalloc(sizeof(*perf), GFP_KERNEL); in msm_perf_debugfs_init()
206 if (!perf) in msm_perf_debugfs_init()
212 priv->perf = perf; in msm_perf_debugfs_init()
221 struct msm_perf_state *perf = priv->perf; in msm_perf_debugfs_cleanup() local
223 if (!perf) in msm_perf_debugfs_cleanup()
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/linux/tools/perf/
A DBuild1 perf-y += builtin-bench.o
3 perf-y += builtin-config.o
4 perf-y += builtin-diff.o
7 perf-y += builtin-help.o
32 perf-y += bench/
33 perf-y += tests/
35 perf-y += perf.o
50 perf-y += util/
51 perf-y += arch/
52 perf-y += ui/
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A Dcommand-list.txt2 # List of known perf commands.
5 perf-annotate mainporcelain common
6 perf-archive mainporcelain common
7 perf-bench mainporcelain common
10 perf-data mainporcelain common
11 perf-diff mainporcelain common
12 perf-c2c mainporcelain common
19 perf-kmem mainporcelain common
20 perf-kvm mainporcelain common
23 perf-mem mainporcelain common
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A D.gitignore6 perf
9 perf-help
10 perf-record
11 perf-report
12 perf-stat
13 perf-top
14 perf*.1
15 perf*.xml
16 perf*.html
18 perf.data
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/linux/drivers/gpu/drm/msm/disp/dpu1/
A Ddpu_core_perf.c122 perf->bw_ctl = 0; in _dpu_core_perf_calc_crtc()
126 perf->bw_ctl = kms->perf.fix_core_ab_vote; in _dpu_core_perf_calc_crtc()
127 perf->max_per_pipe_ib = kms->perf.fix_core_ib_vote; in _dpu_core_perf_calc_crtc()
128 perf->core_clk_rate = kms->perf.fix_core_clk_rate; in _dpu_core_perf_calc_crtc()
131 perf->max_per_pipe_ib = kms->catalog->perf.min_dram_ib; in _dpu_core_perf_calc_crtc()
138 perf->max_per_pipe_ib, perf->bw_ctl); in _dpu_core_perf_calc_crtc()
226 perf.max_per_pipe_ib = max(perf.max_per_pipe_ib, in _dpu_core_perf_crtc_update_bus()
427 struct dpu_perf_cfg *cfg = &perf->catalog->perf; in _dpu_core_perf_mode_write()
442 perf->perf_tune.min_core_clk = perf->max_core_clk_rate; in _dpu_core_perf_mode_write()
481 struct dpu_core_perf *perf = &dpu_kms->perf; in dpu_core_perf_debugfs_init() local
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/linux/tools/perf/Documentation/
A Dperf.txt1 perf(1)
76 linkperf:perf-stat[1], linkperf:perf-top[1],
77 linkperf:perf-record[1], linkperf:perf-report[1],
80 linkperf:perf-annotate[1],linkperf:perf-archive[1],
83 linkperf:perf-config[1], linkperf:perf-data[1], linkperf:perf-diff[1],
84 linkperf:perf-evlist[1], linkperf:perf-ftrace[1],
85 linkperf:perf-help[1], linkperf:perf-inject[1],
87 linkperf:perf-kmem[1], linkperf:perf-kvm[1], linkperf:perf-lock[1],
88 linkperf:perf-mem[1], linkperf:perf-probe[1], linkperf:perf-sched[1],
89 linkperf:perf-script[1], linkperf:perf-test[1],
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A Dtips.txt1 For a higher level overview, try: perf report --sort comm,dso
5 Customize output of perf script with: perf script -F event,ip,sym
6 Generate a script for your data: perf script -g <lang>
7 Save output of perf stat using: perf stat record <target workload>
11 List events using substring match: perf list <keyword>
15 Show individual samples with: perf script
17 Profiling branch (mis)predictions with: perf record -b / perf report
18 To show assembler sample contexts use perf record -b / perf script -F +brstackinsn --xed
23 For memory address profiling, try: perf mem record / perf mem report
41 Add -I to perf record to sample register values, which will be visible in perf report sample contex…
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A Dperf-daemon.txt1 perf-daemon(1)
13 'perf daemon'
14 'perf daemon' [<options>]
129 # perf daemon start
134 # perf daemon
144 # perf daemon -v
172 # perf daemon ping
184 [ perf record: Dump perf.data.2020123017013149 ]
195 [ perf record: Dump perf.data.2020123017024689 ]
198 [ perf record: Dump perf.data.2020123017024713 ]
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A Dperf-kvm.txt1 perf-kvm(1)
6 perf-kvm - Tool to trace/measure kvm guest os
29 is input, the perf data file name is perf.data.guest. If --host is input,
30 the perf data file name is perf.data.kvm. If you want to record data into
40 recorded via perf kvm record.
42 'perf kvm diff' to displays the performance difference amongst two perf.data
43 files captured via perf record.
45 'perf kvm buildid-list' to display the buildids found in a perf data file,
163 linkperf:perf-top[1], linkperf:perf-record[1], linkperf:perf-report[1],
164 linkperf:perf-diff[1], linkperf:perf-buildid-list[1],
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A Dperf.data-directory-format.txt1 perf.data directory format
23 $ tree -ps perf.data
24 perf.data
34 $ sudo perf record --kcore uname
36 [ perf record: Woken up 1 times to write data ]
37 [ perf record: Captured and wrote 0.015 MB perf.data (9 samples) ]
38 $ sudo tree -ps perf.data
39 perf.data
47 $ sudo perf script -v
53 Using perf.data/kcore_dir/kcore for kernel data
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/linux/tools/perf/arch/x86/util/
A DBuild1 perf-y += header.o
2 perf-y += tsc.o
3 perf-y += pmu.o
4 perf-y += kvm-stat.o
5 perf-y += perf_regs.o
6 perf-y += topdown.o
7 perf-y += machine.o
8 perf-y += event.o
9 perf-y += evlist.o
11 perf-y += evsel.o
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/linux/tools/perf/tests/attr/
A DREADME3 This testing support is embedded into perf directly and is governed
8 each event created within single perf command. Each event details
9 are stored into separate text file. Once perf command is finished
33 Following tests are defined (with perf commands):
35 perf record kill (test-record-basic)
45 perf record -d kill (test-record-data)
46 perf record -F 100 kill (test-record-freq)
48 perf record --call-graph dwarf kill (test-record-graph-dwarf)
58 perf record -R kill (test-record-raw)
59 perf stat -e cycles kill (test-stat-basic)
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/linux/tools/perf/bench/
A DBuild1 perf-y += sched-messaging.o
2 perf-y += sched-pipe.o
3 perf-y += syscall.o
4 perf-y += mem-functions.o
5 perf-y += futex-hash.o
6 perf-y += futex-wake.o
8 perf-y += futex-requeue.o
9 perf-y += futex-lock-pi.o
10 perf-y += epoll-wait.o
11 perf-y += epoll-ctl.o
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/linux/tools/perf/trace/beauty/
A DBuild1 perf-y += clone.o
2 perf-y += fcntl.o
3 perf-y += flock.o
4 perf-y += fsmount.o
5 perf-y += fspick.o
7 perf-y += ioctl.o
9 perf-y += kcmp.o
14 perf-y += prctl.o
15 perf-y += renameat.o
17 perf-y += socket.o
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/linux/drivers/gpu/drm/i915/
A Di915_perf.c1369 struct i915_perf *perf = stream->perf; in i915_oa_stream_destroy() local
2855 struct i915_perf *perf = stream->perf; in i915_oa_stream_init() local
3045 struct i915_perf *perf = stream->perf; in i915_perf_read() local
3164 struct i915_perf *perf = stream->perf; in i915_perf_poll() local
3308 struct i915_perf *perf = stream->perf; in i915_perf_ioctl() local
3493 stream->perf = perf; in i915_perf_open_ioctl_locked()
3807 struct i915_perf *perf = &i915->perf; in i915_perf_register() local
3836 struct i915_perf *perf = &i915->perf; in i915_perf_unregister() local
4090 oa_config->perf = perf; in i915_perf_add_config_ioctl()
4351 struct i915_perf *perf = &i915->perf; in i915_perf_init() local
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/linux/drivers/gpu/drm/i915/selftests/
A Di915_perf.c28 oa_config->perf = perf; in alloc_empty_config()
33 mutex_lock(&perf->metrics_lock); in alloc_empty_config()
53 mutex_lock(&perf->metrics_lock); in destroy_empty_config()
117 stream->perf = perf; in test_stream()
119 mutex_lock(&perf->lock); in test_stream()
124 mutex_unlock(&perf->lock); in test_stream()
133 struct i915_perf *perf = stream->perf; in stream_destroy() local
135 mutex_lock(&perf->lock); in stream_destroy()
137 mutex_unlock(&perf->lock); in stream_destroy()
421 struct i915_perf *perf = &i915->perf; in i915_perf_live_selftests() local
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/linux/drivers/cpufreq/
A Dacpi-cpufreq.c201 perf = to_perf_data(data); in extract_io()
223 perf = to_perf_data(data); in extract_msr()
422 perf = to_perf_data(data); in acpi_cpufreq_target()
480 perf = to_perf_data(data); in acpi_cpufreq_fast_switch()
499 perf = to_perf_data(data); in acpi_cpufreq_guess_freq()
510 perf->state = i; in acpi_cpufreq_guess_freq()
514 perf->state = perf->state_count-1; in acpi_cpufreq_guess_freq()
518 perf->state = 0; in acpi_cpufreq_guess_freq()
749 if (perf->state_count <= 1) { in acpi_cpufreq_cpu_init()
755 if (perf->control_register.space_id != perf->status_register.space_id) { in acpi_cpufreq_cpu_init()
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/linux/tools/perf/python/
A Dtracepoint.py6 import perf
8 class tracepoint(perf.evsel):
10 config = perf.tracepoint(sys, name)
11 perf.evsel.__init__(self,
12 type = perf.TYPE_TRACEPOINT,
15 …sample_type = perf.SAMPLE_PERIOD | perf.SAMPLE_TID | perf.SAMPLE_CPU | perf.SAMPLE_RAW | perf.SAMP…
19 cpus = perf.cpu_map()
20 threads = perf.thread_map(-1)
22 evlist = perf.evlist(cpus, threads)
34 if not isinstance(event, perf.sample_event):
/linux/tools/perf/tests/shell/
A Ddaemon.sh112 perf daemon stop --config ${config}
123 perf daemon start --config ${config}
147 local config=$(mktemp /tmp/perf.daemon.config.XXX)
148 local base=$(mktemp -d /tmp/perf.daemon.base.XXX)
196 local config=$(mktemp /tmp/perf.daemon.config.XXX)
197 local base=$(mktemp -d /tmp/perf.daemon.base.XXX)
316 local base=$(mktemp -d /tmp/perf.daemon.base.XXX)
368 local base=$(mktemp -d /tmp/perf.daemon.base.XXX)
386 perf daemon signal --config ${config}
407 local base=$(mktemp -d /tmp/perf.daemon.base.XXX)
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/linux/scripts/
A DMakefile.package115 perf-tar=perf-$(KERNELVERSION)
119 git --git-dir=$(srctree)/.git archive --prefix=$(perf-tar)/ \
121 echo $$(cat tools/perf/MANIFEST)) \
122 -o $(perf-tar).tar; \
126 util/PERF-VERSION-GEN $(CURDIR)/$(perf-tar)/); \
127 tar rf $(perf-tar).tar $(perf-tar)/HEAD $(perf-tar)/PERF-VERSION-FILE; \
135 -f -9 $(perf-tar).tar)
137 perf-tar-pkgs := perf-tar-src-pkg perf-targz-src-pkg perf-tarbz2-src-pkg \
138 perf-tarxz-src-pkg perf-tarzst-src-pkg
139 PHONY += $(perf-tar-pkgs)
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/linux/tools/perf/arch/powerpc/util/
A DBuild1 perf-y += header.o
2 perf-y += machine.o
3 perf-y += kvm-stat.o
4 perf-y += perf_regs.o
5 perf-y += mem-events.o
6 perf-y += sym-handling.o
7 perf-y += evsel.o
8 perf-y += event.o
10 perf-$(CONFIG_DWARF) += dwarf-regs.o
11 perf-$(CONFIG_DWARF) += skip-callchain-idx.o
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