| /linux-4.4.14/tools/testing/selftests/timers/ |
| H A D | Makefile | 8 TEST_PROGS = posix_timers nanosleep nsleep-lat set-timer-lat mqueue-lat \
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| H A D | mqueue-lat.c | 10 * $ gcc mqueue-lat.c -o mqueue-lat -lrt
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| H A D | nsleep-lat.c | 7 * $ gcc nsleep-lat.c -o nsleep-lat -lrt
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| H A D | set-timer-lat.c | 9 * $ gcc set-timer-lat.c -o set-timer-lat -lrt
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| H A D | set-2038.c | 80 ret |= system("./nsleep-lat"); do_tests()
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| /linux-4.4.14/kernel/ |
| H A D | latencytop.c | 92 struct latency_record *lat) account_global_scheduler_latency()
114 unsigned long record = lat->backtrace[q]; account_global_scheduler_latency()
127 latency_record[i].time += lat->time; account_global_scheduler_latency()
128 if (lat->time > latency_record[i].max) account_global_scheduler_latency()
129 latency_record[i].max = lat->time; account_global_scheduler_latency()
139 memcpy(&latency_record[i], lat, sizeof(struct latency_record)); account_global_scheduler_latency()
146 struct latency_record *lat) store_stacktrace()
152 trace.entries = &lat->backtrace[0]; store_stacktrace()
177 struct latency_record lat; __account_scheduler_latency() local
188 memset(&lat, 0, sizeof(lat)); __account_scheduler_latency()
189 lat.count = 1; __account_scheduler_latency()
190 lat.time = usecs; __account_scheduler_latency()
191 lat.max = usecs; __account_scheduler_latency()
192 store_stacktrace(tsk, &lat); __account_scheduler_latency()
196 account_global_scheduler_latency(tsk, &lat); __account_scheduler_latency()
204 unsigned long record = lat.backtrace[q]; __account_scheduler_latency()
217 mylat->time += lat.time; __account_scheduler_latency()
218 if (lat.time > mylat->max) __account_scheduler_latency()
219 mylat->max = lat.time; __account_scheduler_latency()
232 memcpy(&tsk->latency_record[i], &lat, sizeof(struct latency_record)); __account_scheduler_latency()
91 account_global_scheduler_latency(struct task_struct *tsk, struct latency_record *lat) account_global_scheduler_latency() argument
145 store_stacktrace(struct task_struct *tsk, struct latency_record *lat) store_stacktrace() argument
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| /linux-4.4.14/arch/cris/arch-v32/drivers/pci/ |
| H A D | bios.c | 11 u8 lat; pcibios_set_master() local
12 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); pcibios_set_master()
13 printk(KERN_DEBUG "PCI: Setting latency timer of device %s to %d\n", pci_name(dev), lat); pcibios_set_master()
14 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); pcibios_set_master()
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| /linux-4.4.14/drivers/s390/scsi/ |
| H A D | zfcp_sysfs.c | 383 struct zfcp_latencies *lat = &zfcp_sdev->latencies; \
387 spin_lock_bh(&lat->lock); \
388 fsum = lat->_name.fabric.sum * adapter->timer_ticks; \
389 fmin = lat->_name.fabric.min * adapter->timer_ticks; \
390 fmax = lat->_name.fabric.max * adapter->timer_ticks; \
391 csum = lat->_name.channel.sum * adapter->timer_ticks; \
392 cmin = lat->_name.channel.min * adapter->timer_ticks; \
393 cmax = lat->_name.channel.max * adapter->timer_ticks; \
394 cc = lat->_name.counter; \
395 spin_unlock_bh(&lat->lock); \
414 struct zfcp_latencies *lat = &zfcp_sdev->latencies; \
417 spin_lock_irqsave(&lat->lock, flags); \
418 lat->_name.fabric.sum = 0; \
419 lat->_name.fabric.min = 0xFFFFFFFF; \
420 lat->_name.fabric.max = 0; \
421 lat->_name.channel.sum = 0; \
422 lat->_name.channel.min = 0xFFFFFFFF; \
423 lat->_name.channel.max = 0; \
424 lat->_name.counter = 0; \
425 spin_unlock_irqrestore(&lat->lock, flags); \
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| H A D | zfcp_fsf.c | 1967 static void zfcp_fsf_update_lat(struct fsf_latency_record *lat_rec, u32 lat) zfcp_fsf_update_lat() argument
1969 lat_rec->sum += lat; zfcp_fsf_update_lat()
1970 lat_rec->min = min(lat_rec->min, lat); zfcp_fsf_update_lat()
1971 lat_rec->max = max(lat_rec->max, lat); zfcp_fsf_update_lat()
1977 struct latency_cont *lat = NULL; zfcp_fsf_req_trace() local
2002 lat = &zfcp_sdev->latencies.read; zfcp_fsf_req_trace()
2007 lat = &zfcp_sdev->latencies.write; zfcp_fsf_req_trace()
2010 lat = &zfcp_sdev->latencies.cmd; zfcp_fsf_req_trace()
2014 if (lat) { zfcp_fsf_req_trace()
2016 zfcp_fsf_update_lat(&lat->channel, lat_in->channel_lat); zfcp_fsf_req_trace()
2017 zfcp_fsf_update_lat(&lat->fabric, lat_in->fabric_lat); zfcp_fsf_req_trace()
2018 lat->counter++; zfcp_fsf_req_trace()
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| /linux-4.4.14/arch/arm/common/ |
| H A D | it8152.c | 334 u8 lat; pcibios_set_master() local
342 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); pcibios_set_master()
343 if (lat < 16) pcibios_set_master()
344 lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency; pcibios_set_master()
345 else if (lat > pcibios_max_latency) pcibios_set_master()
346 lat = pcibios_max_latency; pcibios_set_master()
350 pci_name(dev), lat); pcibios_set_master()
351 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); pcibios_set_master()
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| /linux-4.4.14/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/ |
| H A D | EventClass.py | 86 status, dla, dse, lat = struct.unpack('QQQQ', tmp_buf)
90 self.lat = lat
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| /linux-4.4.14/tools/perf/scripts/python/ |
| H A D | event_analyzing_sample.py | 63 lat integer
101 event.ip, event.status, event.dse, event.dla, event.lat))
183 latq = con.execute("select lat, count(lat) from pebs_ll group by lat order by lat")
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| /linux-4.4.14/arch/parisc/kernel/ |
| H A D | pci.c | 159 u8 lat; pcibios_set_master() local
162 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); pcibios_set_master()
163 if (lat >= 16) return; pcibios_set_master()
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| /linux-4.4.14/arch/alpha/kernel/ |
| H A D | pci.c | 265 u8 lat; pcibios_set_master() local
266 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); pcibios_set_master()
267 if (lat >= 16) return; pcibios_set_master()
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| /linux-4.4.14/drivers/media/pci/bt8xx/ |
| H A D | bt878.c | 417 unsigned char lat; bt878_probe() local
452 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); bt878_probe()
459 bt->irq, lat, bt->bt878_adr); bt878_probe()
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| H A D | bttv-driver.c | 4017 unsigned char lat; bttv_probe() local
4084 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); bttv_probe()
4087 btv->c.pci->irq, lat, bttv_probe()
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| /linux-4.4.14/drivers/ssb/ |
| H A D | driver_pcicore.c | 278 u8 lat; ssb_pcicore_fixup_pcibridge() local
300 lat = 168; ssb_pcicore_fixup_pcibridge()
302 pci_name(dev), lat); ssb_pcicore_fixup_pcibridge()
303 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); ssb_pcicore_fixup_pcibridge()
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| /linux-4.4.14/arch/arm/mach-omap2/ |
| H A D | omap-pm-noop.c | 51 * powerdomain, then go through the list of current max lat omap_pm_set_max_mpu_wakeup_lat()
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| /linux-4.4.14/arch/ia64/kernel/ |
| H A D | smpboot.c | 286 long lat; /* estimate of itc adjustment latency */ ia64_sync_itc() member in struct:__anon1726
330 t[i].lat = adjust_latency/4; ia64_sync_itc()
339 t[i].rt, t[i].master, t[i].diff, t[i].lat); ia64_sync_itc()
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| /linux-4.4.14/arch/x86/kernel/cpu/ |
| H A D | perf_event_intel_ds.c | 203 u64 status, dla, dse, lat; member in struct:pebs_record_nhm
215 u64 status, dla, dse, lat; member in struct:pebs_record_hsw
244 u64 status, dla, dse, lat; member in struct:pebs_record_skl
1016 data->weight = pebs->lat; setup_pebs_sample_data()
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| /linux-4.4.14/kernel/trace/ |
| H A D | trace_functions_graph.c | 1256 int lat = tr->trace_flags & TRACE_ITER_LATENCY_FMT; __print_graph_headers_flags() local
1258 if (lat) __print_graph_headers_flags()
1269 if (lat) __print_graph_headers_flags()
1283 if (lat) __print_graph_headers_flags()
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| /linux-4.4.14/tools/lib/traceevent/ |
| H A D | event-parse.h | 772 static inline void pevent_set_latency_format(struct pevent *pevent, int lat) pevent_set_latency_format() argument
774 pevent->latency_format = lat; pevent_set_latency_format()
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| /linux-4.4.14/arch/sparc/kernel/ |
| H A D | smp_64.c | 203 long lat; /* estimate of itc adjustment latency */ smp_synchronize_tick_client() member in struct:__anon2751
232 t[i].lat = adjust_latency/4; smp_synchronize_tick_client()
241 t[i].rt, t[i].master, t[i].diff, t[i].lat); smp_synchronize_tick_client()
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| /linux-4.4.14/drivers/atm/ |
| H A D | ambassador.c | 169 delay = IRQ lat + RX handling + RX buffer replenish = 20 (us) (a guess)
2175 unsigned char lat; setup_pci_dev() local
2181 pci_read_config_byte (pci_dev, PCI_LATENCY_TIMER, &lat); setup_pci_dev()
2184 pci_lat = (lat < MIN_PCI_LATENCY) ? MIN_PCI_LATENCY : lat; setup_pci_dev()
2186 if (lat != pci_lat) { setup_pci_dev()
2188 lat, pci_lat); setup_pci_dev()
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| H A D | horizon.c | 2671 unsigned char lat; hrz_probe() local
2726 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &lat); hrz_probe()
2729 "changing", lat, pci_lat); hrz_probe()
2731 } else if (lat < MIN_PCI_LATENCY) { hrz_probe()
2733 "increasing", lat, MIN_PCI_LATENCY); hrz_probe()
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| /linux-4.4.14/net/sched/ |
| H A D | sch_tbf.c | 72 lat = max ((L-B)/R, (L-M)/P)
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| /linux-4.4.14/arch/mips/include/asm/ |
| H A D | gt64120.h | 550 #define GT_LATTIM_MIN 6 /* Minimum lat */
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| /linux-4.4.14/drivers/pci/ |
| H A D | pci.c | 3095 u8 lat; pcibios_set_master() local
3101 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); pcibios_set_master()
3102 if (lat < 16) pcibios_set_master()
3103 lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency; pcibios_set_master()
3104 else if (lat > pcibios_max_latency) pcibios_set_master()
3105 lat = pcibios_max_latency; pcibios_set_master()
3109 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); pcibios_set_master()
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| /linux-4.4.14/drivers/media/pci/cx88/ |
| H A D | cx88-cards.c | 3607 unsigned int lat = UNSET; cx88_pci_quirks() local
3636 lat = 0x0A; cx88_pci_quirks()
3642 lat = latency; cx88_pci_quirks()
3650 if (UNSET != lat) { cx88_pci_quirks()
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| /linux-4.4.14/drivers/infiniband/hw/mlx5/ |
| H A D | qp.c | 487 enum mlx5_ib_latency_class lat) alloc_uuar()
492 switch (lat) { alloc_uuar()
486 alloc_uuar(struct mlx5_uuar_info *uuari, enum mlx5_ib_latency_class lat) alloc_uuar() argument
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| /linux-4.4.14/tools/perf/ |
| H A D | builtin-sched.c | 1880 } else if (!strncmp(argv[0], "lat", 3)) { cmd_sched()
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| /linux-4.4.14/arch/s390/kernel/ |
| H A D | dis.c | 1368 { "lat", 0x9f, INSTR_RXY_RRRD },
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| /linux-4.4.14/drivers/net/ethernet/intel/e1000e/ |
| H A D | netdev.c | 3290 u32 lat = e1000_configure_rx() local
3300 pm_qos_update_request(&adapter->pm_qos_req, lat); e1000_configure_rx()
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| /linux-4.4.14/drivers/gpu/drm/i915/ |
| H A D | i915_reg.h | 4812 #define HSW_WM_LP_VAL(lat, fbc, pri, cur) \
4813 (WM3_LP_EN | ((lat) << WM1_LP_LATENCY_SHIFT) | \
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