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/openbmc/openbmc/meta-openembedded/meta-oe/recipes-devtools/poke/poke/
H A D0002-jitter-jitter-config.in-avoit-host-poisoning-while-c.patch4 Subject: [PATCH] jitter: jitter-config.in: avoit host poisoning while
7 When jitter is bundled into another project (poke), jitter-config --cppflags
11 after installation. But jitter-config is not installed by poke since it's
14 For now, patch jitter-config.in instead of jitter-config.in.m4sh since
25 jitter/bin/jitter-config.in | 6 +-----
28 diff --git a/jitter/bin/jitter-config.in b/jitter/bin/jitter-config.in
30 --- a/jitter/bin/jitter-config.in
31 +++ b/jitter/bin/jitter-config.in
/openbmc/linux/drivers/iio/common/inv_sensors/
H A Dinv_sensors_timestamp.c48 ts->min_period = INV_SENSORS_TIMESTAMP_MIN(chip->clock_period, chip->jitter); in inv_sensors_timestamp_init()
49 ts->max_period = INV_SENSORS_TIMESTAMP_MAX(chip->clock_period, chip->jitter); in inv_sensors_timestamp_init()
111 int64_t delta, jitter; in inv_align_timestamp_it() local
120 jitter = INV_SENSORS_TIMESTAMP_JITTER((int64_t)ts->period, ts->chip.jitter); in inv_align_timestamp_it()
121 if (delta > jitter) in inv_align_timestamp_it()
123 else if (delta < -jitter) in inv_align_timestamp_it()
/openbmc/linux/Documentation/admin-guide/
H A Dkernel-per-CPU-kthreads.rst2 Reducing OS jitter due to per-cpu kthreads
26 - In order to locate kernel-generated OS jitter on CPU N:
43 To reduce its OS jitter, do any of the following:
62 To reduce its OS jitter, do the following:
73 To reduce its OS jitter, do one of the following:
202 housekeeping CPUs, which can tolerate OS jitter.
228 To reduce its OS jitter, do any of the following:
263 commit prevents OS jitter due to vmstat_update() on
265 to entirely get rid of the OS jitter, but you can
286 CBE_CPUFREQ_SPU_GOVERNOR=n to avoid OS jitter from
[all …]
/openbmc/linux/kernel/time/
H A Dntp.c197 txc->jitter = pps_jitter; in pps_fill_timex()
199 txc->jitter = pps_jitter / NSEC_PER_USEC; in pps_fill_timex()
229 txc->jitter = 0; in pps_fill_timex()
879 *jitter = pps_tf[0] - pps_tf[1]; in pps_phase_filter_get()
880 if (*jitter < 0) in pps_phase_filter_get()
881 *jitter = -*jitter; in pps_phase_filter_get()
991 long jitter; in hardpps_update_phase() local
995 correction = pps_phase_filter_get(&jitter); in hardpps_update_phase()
1001 if (jitter > (pps_jitter << PPS_POPCORN)) { in hardpps_update_phase()
1004 jitter, (pps_jitter << PPS_POPCORN)); in hardpps_update_phase()
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H A Dtime.c307 txc->jitter = tx32.jitter; in get_old_timex32()
336 tx32.jitter = txc->jitter; in put_old_timex32()
/openbmc/linux/tools/testing/selftests/rcutorture/bin/
H A Djitterstart.sh21 echo jitterstart.sh: Missing count of jitter.sh scripts to start.
36 jitter.sh $jitter_i "${jittering_dir}/jittering" "$@" &
H A Dkvm.sh56 jitter="-1"
176 --jitter)
177 …checkarg --jitter "(# threads [ sleep [ spin ] ])" $# "$2" '^-\{,1\}[0-9]\+\( \+[0-9]\+\)\{,2\} *$…
178 jitter="$2"
248 jitter=0
461 split(jitter, ja);
579 -v jitter="$jitter" \
/openbmc/openbmc/poky/meta/recipes-support/libjitterentropy/
H A Dlibjitterentropy_3.4.1.bb1 SUMMARY = "Hardware RNG based on CPU timing jitter"
2 DESCRIPTION = "The Jitter RNG provides a noise source using the CPU execution timing jitter. \
/openbmc/linux/include/uapi/linux/
H A Dtimex.h81 __kernel_long_t jitter; /* pps jitter (us) (ro) */ member
120 long long jitter; /* pps jitter (us) (ro) */ member
/openbmc/openbmc/meta-openembedded/meta-oe/recipes-devtools/poke/
H A Dpoke_1.2.bb10 file://0002-jitter-jitter-config.in-avoit-host-poisoning-while-c.patch \
/openbmc/linux/net/sched/
H A Dsch_netem.c87 s64 jitter; member
479 if (q->latency || q->jitter || q->rate) in netem_enqueue()
545 delay = tabledist(q->latency, q->jitter, in netem_enqueue()
1008 q->jitter = PSCHED_TICKS2NS(qopt->jitter); in netem_change()
1041 q->jitter = nla_get_s64(tb[TCA_NETEM_JITTER64]); in netem_change()
1050 q->jitter = min_t(s64, abs(q->jitter), INT_MAX); in netem_change()
1159 qopt.jitter = min_t(psched_time_t, PSCHED_NS2TICKS(q->jitter), in netem_dump()
1171 if (nla_put(skb, TCA_NETEM_JITTER64, sizeof(q->jitter), &q->jitter)) in netem_dump()
/openbmc/linux/Documentation/timers/
H A Dno_hz.rst8 efficiency and reducing OS jitter. Reducing OS jitter is important for
205 So you enable all the OS-jitter features described in this document,
207 your workload isn't affected that much by OS jitter, or is it because
209 by providing a simple OS-jitter test suite, which is available on branch
216 whether or not you have succeeded in removing OS jitter from your system.
217 If this trace shows that you have removed OS jitter as much as is
219 sensitive to OS jitter.
222 We do not currently have a good way to remove OS jitter from single-CPU
289 of OS jitter, including interrupts and system-utility tasks
293 * Some sources of OS jitter can currently be eliminated only by
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/openbmc/linux/Documentation/sound/cards/
H A Dimg-spdif-in.rst43 This control is used to modify the locking/jitter rejection characteristics
44 of the block. Larger values increase the locking range, but reduce jitter
/openbmc/linux/include/linux/
H A Dtime32.h40 s32 jitter; member
/openbmc/linux/include/linux/iio/common/
H A Dinv_sensors_timestamp.h17 uint32_t jitter; member
/openbmc/linux/Documentation/devicetree/bindings/clock/
H A Drenesas,versaclock7.yaml14 jitter attenuator ICs with fractional and integer dividers.
H A Dstarfive,jh7110-pll.yaml10 These PLLs are high speed, low jitter frequency synthesizers in the JH7110.
/openbmc/linux/drivers/hte/
H A DKconfig10 less jitter. This framework provides a generic interface to such HTE
/openbmc/linux/arch/mips/include/asm/octeon/
H A Dcvmx-spxx-defs.h427 uint64_t jitter:3; member
439 uint64_t jitter:3;
/openbmc/linux/Documentation/devicetree/bindings/iio/frequency/
H A Dadi,adf4377.yaml14 The ADF4377 is a high performance, ultralow jitter, dual output integer-N
/openbmc/linux/kernel/rcu/
H A DKconfig240 Use this option to reduce OS jitter for aggressive HPC or
243 asymmetric multiprocessors. The price of this reduced jitter
259 Say Y here if you need reduced OS jitter, despite added overhead.
/openbmc/linux/Documentation/scsi/
H A Dlpfc.rst33 jitter, or a device temporarily loses connectivity (due to its cable
/openbmc/linux/Documentation/driver-api/
H A Dpps.rst75 you should take into account the latencies and jitter introduced by
77 synchronized with PPS through USB. With USB 2.0, jitter may decrease
/openbmc/linux/tools/perf/Documentation/
H A Dperf-arm-spe.txt137 jitter=1 - use jitter to avoid resonance when sampling (PMSIRR.RND)
/openbmc/linux/Documentation/devicetree/bindings/pci/
H A Dfsl,imx6q-pcie-common.yaml88 Note that the IMX6 LVDS clock outputs do not meet gen2 jitter

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