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/linux/Documentation/networking/
H A Dtcp-thin.rst14 the service quality. Extreme latencies are caused by TCP's
23 streams provoke high latencies when using TCP is unfortunate.
37 to experience high retransmission latencies.
/linux/Documentation/block/
H A Dkyber-iosched.rst5 The only two tunables for the Kyber scheduler are the target latencies for
7 these target latencies.
/linux/Documentation/trace/
H A Dhwlat_detector.rst9 detect large system latencies induced by the behavior of certain underlying
22 you are trying to keep event service latencies down in the microsecond range.
57 change to a default of 10 usecs. If any latencies that exceed the threshold is
/linux/Documentation/tools/rtla/
H A Dcommon_timerlat_options.rst40 Set the /dev/cpu_dma_latency to *us*, aiming to bound exit from idle latencies.
46 reduce exit from idle latencies. If *n* is -1, all idle states are disabled.
/linux/kernel/trace/
H A Dtrace_hwlat.c5 * Use this tracer to detect large system latencies induced by the behavior of
20 * Although certain hardware-inducing latencies are necessary (for example,
29 * WARNING: This implementation necessarily introduces latencies. Therefore,
193 * get_sample - sample the CPU TSC and look for likely hardware latencies
414 * counter (TSC or similar) and look for potential hardware latencies.
574 * hardware latencies.
/linux/drivers/s390/scsi/
H A Dzfcp_scsi.c152 zfcp_sdev->latencies.write.channel.min = 0xFFFFFFFF; in zfcp_scsi_sdev_init()
153 zfcp_sdev->latencies.write.fabric.min = 0xFFFFFFFF; in zfcp_scsi_sdev_init()
154 zfcp_sdev->latencies.read.channel.min = 0xFFFFFFFF; in zfcp_scsi_sdev_init()
155 zfcp_sdev->latencies.read.fabric.min = 0xFFFFFFFF; in zfcp_scsi_sdev_init()
156 zfcp_sdev->latencies.cmd.channel.min = 0xFFFFFFFF; in zfcp_scsi_sdev_init()
157 zfcp_sdev->latencies.cmd.fabric.min = 0xFFFFFFFF; in zfcp_scsi_sdev_init()
158 spin_lock_init(&zfcp_sdev->latencies.lock); in zfcp_scsi_sdev_init()
H A Dzfcp_def.h277 * @latencies: FSF channel and fabric latencies
285 struct zfcp_latencies latencies; member
/linux/include/trace/events/
H A Dirq.h51 * out irq handler latencies.
81 * conjunction with the irq_handler_entry to understand irq handler latencies.
/linux/Documentation/devicetree/bindings/powerpc/opal/
H A Dpower-mgt.txt60 - ibm,cpu-idle-state-latencies-ns:
62 exit-latencies (in ns) for the idle states in
/linux/kernel/
H A DKconfig.preempt27 throughput. It will still provide good latencies most of the
34 latencies.
/linux/arch/alpha/lib/
H A Dmemcpy.c71 * Note the ordering to try to avoid load (and address generation) latencies.
117 * Note the ordering to try to avoid load (and address generation) latencies.
/linux/drivers/pci/pcie/
H A Daspm.c608 /* Read direction exit latencies */ in pcie_aspm_check_latency()
632 * The exit latencies for L1 substates are not advertised in pcie_aspm_check_latency()
634 * to determine max latencies introduced by enabling L1 in pcie_aspm_check_latency()
637 * L1 exit latencies advertised by a device include L1 in pcie_aspm_check_latency()
638 * substate latencies (and hence do not do any check). in pcie_aspm_check_latency()
853 /* Configure common clock before checking latencies */ in pcie_aspm_cap_init()
858 * clock configuration. L0s & L1 exit latencies in the otherwise in pcie_aspm_cap_init()
915 /* Get and check endpoint acceptable latencies */ in pcie_aspm_cap_init()
1272 /* Recheck latencies and update aspm_capable for links under the root */
1327 /* Recheck latencies and configure upstream links */ in pcie_aspm_exit_link_state()
/linux/Documentation/admin-guide/device-mapper/
H A Dstatistics.rst19 histogram of latencies. All these counters may be accessed by sending
74 collect histogram of latencies. The
/linux/block/
H A DKconfig.iosched15 multiqueue and other fast devices. Given target latencies for reads and
H A Dblk-wbt.c6 * - Monitor latencies in a defined window of time.
10 * - For any window where we don't have solid data on what the latencies
12 * - If latencies look good, decrement scaling step.
314 * flag the latency as exceeded. wbt works off completion latencies, in latency_exceeded()
/linux/Documentation/timers/
H A Dno_hz.rst96 in order to avoid degrading from-idle transition latencies.
231 eliminate scheduling-clock interrupt latencies. Here are some
245 to degrade your latencies -- and that this degradation can
/linux/tools/perf/Documentation/
H A Dperf-kwork.txt6 perf-kwork - Tool to trace/measure kernel work properties (latencies)
22 'perf kwork latency' to report the per kwork latencies.
/linux/Documentation/devicetree/bindings/cache/
H A Dbaikal,bt1-l2-ctl.yaml16 to change the Tag, Data and Way-select RAM access latencies. Baikal-T1
/linux/tools/power/cpupower/man/
H A Dcpupower-frequency-info.154 Output frequencies and latencies without rounding off values.
/linux/Documentation/devicetree/bindings/interconnect/
H A Dqcom,bcm-voter.yaml37 overridden to reduce latencies.
/linux/arch/sh/kernel/cpu/shmobile/
H A Dcpuidle.c42 * - requested_state: best mode allowed by software (latencies) in cpuidle_sleep_enter()
/linux/fs/f2fs/
H A Diostat.h27 unsigned long sum_lat[MAX_IO_TYPE][NR_PAGE_TYPE]; /* sum of io latencies */
/linux/include/linux/
H A Dseqlock_types.h42 * disable preemption. It can lead to higher latencies, and the write side
/linux/sound/usb/usx2y/
H A Dusbusx2y.h17 * Bigger is safer operation, smaller gives lower latencies.
/linux/arch/arm/mach-omap2/
H A Dpm.c43 * struct omap2_oscillator - Describe the board main oscillator latencies

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