| /Linux-v5.15/kernel/ |
| D | latencytop.c | 87 struct latency_record *lat) in account_global_scheduler_latency() argument
106 unsigned long record = lat->backtrace[q]; in account_global_scheduler_latency()
119 latency_record[i].time += lat->time; in account_global_scheduler_latency()
120 if (lat->time > latency_record[i].max) in account_global_scheduler_latency()
121 latency_record[i].max = lat->time; in account_global_scheduler_latency()
131 memcpy(&latency_record[i], lat, sizeof(struct latency_record)); in account_global_scheduler_latency()
155 struct latency_record lat; in __account_scheduler_latency() local
166 memset(&lat, 0, sizeof(lat)); in __account_scheduler_latency()
167 lat.count = 1; in __account_scheduler_latency()
168 lat.time = usecs; in __account_scheduler_latency()
[all …]
|
| /Linux-v5.15/Documentation/trace/ |
| D | histogram.rst | 1799 with 3 fields: lat, pid, and prio. Each of those fields is simply a
1803 u64 lat; \
1812 wakeup_latency u64 lat; pid_t pid; int prio
1817 # echo '!wakeup_latency u64 lat pid_t pid int prio' >> \
1835 # echo 'hist:keys=pid,prio,lat.log2:sort=lat' >> \
1838 The above shows the latency "lat" in a power of 2 grouping.
1847 # trigger info: hist:keys=pid,prio,lat.log2:vals=hitcount:sort=lat.log2:size=2048 [active]
1850 { pid: 2035, prio: 9, lat: ~ 2^2 } hitcount: 43
1851 { pid: 2034, prio: 9, lat: ~ 2^2 } hitcount: 60
1852 { pid: 2029, prio: 9, lat: ~ 2^2 } hitcount: 965
[all …]
|
| D | boottime-trace.rst | 226 fields = "unsigned long func", "u64 lat"
228 keys = func.sym, lat
229 values = lat
230 sort = lat
239 var.lat = common_timestamp.usecs - $ts0
242 trace = initcall_latency, func, $lat
|
| /Linux-v5.15/tools/testing/ktest/examples/bootconfigs/ |
| D | boottrace.bconf | 12 fields = "unsigned long func", "u64 lat"
14 keys = func.sym,lat
15 values = lat
16 sort = lat
25 var.lat = common_timestamp.usecs - $ts0
28 trace = initcall_latency, func, $lat
|
| /Linux-v5.15/fs/ceph/ |
| D | metric.c | 326 ktime_t *sq_sump, ktime_t lat) in __update_stdev() argument
334 avg = DIV64_U64_ROUND_CLOSEST((lsum - lat), (total - 1)); in __update_stdev()
335 sq = lat - avg; in __update_stdev()
337 sq = sq * (lat - avg); in __update_stdev()
345 ktime_t lat = ktime_sub(r_end, r_start); in ceph_update_read_metrics() local
354 m->read_latency_sum += lat; in ceph_update_read_metrics()
360 lat); in ceph_update_read_metrics()
362 &m->read_latency_sq_sum, lat); in ceph_update_read_metrics()
370 ktime_t lat = ktime_sub(r_end, r_start); in ceph_update_write_metrics() local
379 m->write_latency_sum += lat; in ceph_update_write_metrics()
[all …]
|
| /Linux-v5.15/include/trace/events/ |
| D | wbt.h | 61 TP_PROTO(struct backing_dev_info *bdi, unsigned long lat),
63 TP_ARGS(bdi, lat),
67 __field(unsigned long, lat)
73 __entry->lat = div_u64(lat, 1000);
77 (unsigned long long) __entry->lat)
|
| /Linux-v5.15/tools/testing/selftests/timers/ |
| D | .gitignore | 8 mqueue-lat
10 nsleep-lat
16 set-timer-lat
|
| D | Makefile | 7 TEST_GEN_PROGS = posix_timers nanosleep nsleep-lat set-timer-lat mqueue-lat \
|
| /Linux-v5.15/tools/testing/selftests/net/ |
| D | fin_ack_lat.c | 37 unsigned long lat, sum_lat = 0, nr_lat = 0; in client() local
69 lat = timediff(start, end); in client()
70 sum_lat += lat; in client()
72 if (lat < 100000) in client()
78 ntohs(laddr.sin_port), lat, in client()
|
| /Linux-v5.15/drivers/s390/scsi/ |
| D | zfcp_sysfs.c | 551 struct zfcp_latencies *lat = &zfcp_sdev->latencies; \
555 spin_lock_bh(&lat->lock); \
556 fsum = lat->_name.fabric.sum * adapter->timer_ticks; \
557 fmin = lat->_name.fabric.min * adapter->timer_ticks; \
558 fmax = lat->_name.fabric.max * adapter->timer_ticks; \
559 csum = lat->_name.channel.sum * adapter->timer_ticks; \
560 cmin = lat->_name.channel.min * adapter->timer_ticks; \
561 cmax = lat->_name.channel.max * adapter->timer_ticks; \
562 cc = lat->_name.counter; \
563 spin_unlock_bh(&lat->lock); \
[all …]
|
| D | zfcp_fsf.c | 2324 static void zfcp_fsf_update_lat(struct zfcp_latency_record *lat_rec, u32 lat) in zfcp_fsf_update_lat() argument
2326 lat_rec->sum += lat; in zfcp_fsf_update_lat()
2327 lat_rec->min = min(lat_rec->min, lat); in zfcp_fsf_update_lat()
2328 lat_rec->max = max(lat_rec->max, lat); in zfcp_fsf_update_lat()
2334 struct zfcp_latency_cont *lat = NULL; in zfcp_fsf_req_trace() local
2359 lat = &zfcp_sdev->latencies.read; in zfcp_fsf_req_trace()
2364 lat = &zfcp_sdev->latencies.write; in zfcp_fsf_req_trace()
2367 lat = &zfcp_sdev->latencies.cmd; in zfcp_fsf_req_trace()
2371 if (lat) { in zfcp_fsf_req_trace()
2373 zfcp_fsf_update_lat(&lat->channel, lat_in->channel_lat); in zfcp_fsf_req_trace()
[all …]
|
| /Linux-v5.15/include/dt-bindings/usb/ |
| D | pd.h | 341 #define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \ argument
343 | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10 \
346 #define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \ argument
348 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
350 #define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \ argument
352 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
|
| /Linux-v5.15/include/linux/usb/ |
| D | pd_vdo.h | 364 #define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \ argument
366 | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10 \
369 #define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \ argument
371 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
373 #define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \ argument
375 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
|
| /Linux-v5.15/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/ |
| D | EventClass.py | 89 status, dla, dse, lat = struct.unpack('QQQQ', tmp_buf)
93 self.lat = lat
|
| /Linux-v5.15/arch/parisc/kernel/ |
| D | pci.c | 148 u8 lat; in pcibios_set_master() local
151 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); in pcibios_set_master()
152 if (lat >= 16) return; in pcibios_set_master()
|
| /Linux-v5.15/drivers/staging/greybus/ |
| D | loopback.c | 780 u32 lat; in gb_loopback_calculate_latency_stats() local
783 lat = gb_loopback_nsec_to_usec_latency(gb->elapsed_nsecs); in gb_loopback_calculate_latency_stats()
786 gb_loopback_update_stats(&gb->latency, lat); in gb_loopback_calculate_latency_stats()
789 kfifo_in(&gb->kfifo_lat, (unsigned char *)&lat, sizeof(lat)); in gb_loopback_calculate_latency_stats()
801 u32 lat; in gb_loopback_calculate_stats() local
812 lat = gb_loopback_nsec_to_usec_latency(nlat); in gb_loopback_calculate_stats()
814 gb_loopback_throughput_update(gb, lat); in gb_loopback_calculate_stats()
815 gb_loopback_requests_update(gb, lat); in gb_loopback_calculate_stats()
|
| /Linux-v5.15/arch/alpha/kernel/ |
| D | pci.c | 276 u8 lat; in pcibios_set_master() local
277 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); in pcibios_set_master()
278 if (lat >= 16) return; in pcibios_set_master()
|
| /Linux-v5.15/drivers/media/pci/bt8xx/ |
| D | bt878.c | 401 unsigned char lat; in bt878_probe() local
435 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); in bt878_probe()
442 bt->irq, lat, bt->bt878_adr); in bt878_probe()
|
| /Linux-v5.15/drivers/ssb/ |
| D | driver_pcicore.c | 280 u8 lat; in ssb_pcicore_fixup_pcibridge() local
302 lat = 168; in ssb_pcicore_fixup_pcibridge()
305 pci_name(dev), lat); in ssb_pcicore_fixup_pcibridge()
306 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); in ssb_pcicore_fixup_pcibridge()
|
| /Linux-v5.15/arch/ia64/kernel/ |
| D | smpboot.c | 284 long lat; /* estimate of itc adjustment latency */ in ia64_sync_itc() member
328 t[i].lat = adjust_latency/4; in ia64_sync_itc()
337 t[i].rt, t[i].master, t[i].diff, t[i].lat); in ia64_sync_itc()
|
| /Linux-v5.15/tools/perf/scripts/python/ |
| D | event_analyzing_sample.py | 104 event.ip, event.status, event.dse, event.dla, event.lat))
|
| /Linux-v5.15/tools/perf/tests/attr/ |
| D | test-stat-default | 147 # PERF_TYPE_RAW / topdown-fetch-lat (0x8600)
|
| D | test-stat-detailed-1 | 148 # PERF_TYPE_RAW / topdown-fetch-lat (0x8600)
|
| D | test-stat-detailed-3 | 148 # PERF_TYPE_RAW / topdown-fetch-lat (0x8600)
|
| /Linux-v5.15/kernel/trace/ |
| D | trace_functions_graph.c | 1136 int lat = tr->trace_flags & TRACE_ITER_LATENCY_FMT; in __print_graph_headers_flags() local
1138 if (lat) in __print_graph_headers_flags()
1151 if (lat) in __print_graph_headers_flags()
1167 if (lat) in __print_graph_headers_flags()
|
