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/linux/kernel/
H A Ddelayacct.c89 tsk->delays = kmem_cache_zalloc(delayacct_cache, GFP_KERNEL); in __delayacct_tsk_init()
90 if (tsk->delays) in __delayacct_tsk_init()
91 raw_spin_lock_init(&tsk->delays->lock); in __delayacct_tsk_init()
117 current->delays->blkio_start = local_clock();
126 delayacct_end(&p->delays->lock, in __delayacct_blkio_end()
127 &p->delays->blkio_start,
128 &p->delays->blkio_delay, in delayacct_add_tsk()
129 &p->delays->blkio_count, in delayacct_add_tsk()
130 &p->delays->blkio_delay_max, in delayacct_add_tsk()
131 &p->delays in delayacct_add_tsk()
[all...]
/linux/include/linux/
H A Ddelayacct.h106 tsk->delays = NULL;
111 /* Free tsk->delays. Called from bad fork and __put_task_struct in delayacct_blkio_start()
112 * where there's no risk of tsk->delays being accessed elsewhere in delayacct_blkio_start()
116 if (tsk->delays) in delayacct_blkio_end()
117 kmem_cache_free(delayacct_cache, tsk->delays); in delayacct_blkio_end()
118 tsk->delays = NULL; in delayacct_blkio_end()
126 if (current->delays) in delayacct_blkio_ticks()
135 if (p->delays) in delayacct_freepages_start()
141 if (tsk->delays) in delayacct_freepages_end()
151 if (current->delays) in delayacct_thrashing_start()
[all...]
/linux/Documentation/accounting/
H A Ddelay-accounting.rst5 Tasks encounter delays in execution when they wait
10 the delays experienced by a task while
24 Such delays provide feedback for setting a task's cpu priority,
25 io priority and rss limit values appropriately. Long delays for
88 similar to getdelays.c to access the delays
91 executed and the corresponding delays to be
98 Get delays, since system boot, for pid 10::
103 Get sum and peak of delays, since system boot, for all pids with tgid 242::
/linux/drivers/gpu/drm/i915/display/
H A Dintel_lvds.c60 struct intel_pps_delays delays; member
166 pps->delays.power_up = REG_FIELD_GET(PANEL_POWER_UP_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
167 pps->delays.backlight_on = REG_FIELD_GET(PANEL_LIGHT_ON_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
170 pps->delays.power_down = REG_FIELD_GET(PANEL_POWER_DOWN_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
171 pps->delays.backlight_off = REG_FIELD_GET(PANEL_LIGHT_OFF_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
184 pps->delays.power_cycle = val * 1000; in intel_lvds_pps_get_hw_state()
187 pps->delays.power_up == 0 && in intel_lvds_pps_get_hw_state()
188 pps->delays.backlight_on == 0 && in intel_lvds_pps_get_hw_state()
189 pps->delays.power_down == 0 && in intel_lvds_pps_get_hw_state()
190 pps->delays.backlight_off == 0) { in intel_lvds_pps_get_hw_state()
[all …]
/linux/Documentation/devicetree/bindings/net/
H A Dhisilicon-femac.txt19 - hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given.
40 hisilicon,phy-reset-delays-us = <10000 20000 20000>;
H A Dethernet-controller.yaml77 # RX and TX delays are added by the MAC when required
80 # RGMII with internal RX and TX delays provided by the PHY,
81 # the MAC should not add the RX or TX delays in this case
279 controllers that have configurable RX internal delays. If this
284 controllers that have configurable TX internal delays. If this
H A Dhisilicon-hix5hd2-gmac.txt28 - hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given.
55 hisilicon,phy-reset-delays-us = <10000 10000 30000>;
H A Dti,dp83867.yaml93 delays will be left at their default values, as set by the PHY's pin
97 should use "rgmii-id" if internal delays are desired as this may be
98 changed in future to cause "rgmii" mode to disable delays.
/linux/Documentation/devicetree/bindings/spi/
H A Dnvidia,tegra210-quad-peripheral-props.yaml16 Delays the clock going out to device with this tap value.
25 Delays the clock coming in from the device with this tap value.
/linux/arch/loongarch/lib/
H A Ddelay.c25 * Use only for very small delays ( < 1 msec). Should probably use a
27 * short delays. This is a "reasonable" implementation, though (and the
/linux/Documentation/devicetree/bindings/fsi/
H A Dfsi-master-gpio.txt14 - no-gpio-delays; : Don't add extra delays between GPIO
/linux/tools/time/
H A Dudelay_test.sh7 # and exercises a variety of delays to ensure that udelay() is delaying
55 echo "ERROR: $count delays failed to delay long enough"
/linux/Documentation/admin-guide/device-mapper/
H A Ddelay.rst5 Device-Mapper's "delay" target delays reads and/or writes
26 Delays are specified in milliseconds.
/linux/arch/mips/lib/
H A Ddelay.c45 * Use only for very small delays ( < 1 msec). Should probably use a
47 * short delays. This is a "reasonable" implementation, though (and the
/linux/Documentation/devicetree/bindings/gpio/
H A Dgpio-delay.yaml42 Specifies the pin, ramp-up and ramp-down delays. The
43 delays are specified in microseconds.
/linux/drivers/char/tpm/
H A Dtpm_tis_spi_cr50.c63 * by interrupts but is instead used to avoid fixed delays.
110 dev_warn(dev, "IRQ not confirmed - will use delays\n"); in cr50_ensure_access_delay()
299 * delays automatically, since ready will never in cr50_spi_probe()
312 "No IRQ - will use delays between transactions.\n"); in cr50_spi_probe()
/linux/Documentation/devicetree/bindings/iio/adc/
H A Dti,am3359-adc.yaml34 description: List of open delays for each channel of ADC in the order of
43 description: List of sample delays for each channel of ADC in the order of
/linux/arch/arm/include/asm/
H A Ddelay.h73 * Use only for very small delays ( < 2 msec). Should probably use a
75 * short delays. This is a "reasonable" implementation, though (and the
/linux/include/asm-generic/
H A Ddelay.h38 * When inserting delays in non atomic context which are shorter than the time
42 * is a threshold for all delays up to 10 microseconds.
/linux/lib/
H A DKconfig.kcsan117 bool "Randomize above delays"
120 If delays should be randomized, where the maximum is KCSAN_UDELAY_*.
121 If false, the chosen delays are always the KCSAN_UDELAY_* values
/linux/include/uapi/linux/
H A Dtaskstats.h61 * few fields are not delays
78 /* Following four fields atomically updated using task->delays->lock */
81 * does not account for delays in I/O submission
/linux/arch/m68k/include/asm/
H A Ddelay.h85 * Use only for very small delays ( < 1 msec). Should probably use a
87 * short delays. This is a "reasonable" implementation, though (and the
/linux/drivers/gpu/drm/msm/dsi/phy/
H A Ddsi_phy_28nm.c104 * Add HW recommended delays after toggling the software in pll_28nm_software_reset()
304 * Add necessary delays recommended by hardware. in _dsi_pll_28nm_vco_prepare_hpm()
338 * Add necessary delays recommended by hardware. in _dsi_pll_28nm_vco_prepare_hpm()
408 * Add necessary delays recommended by hardware. in dsi_pll_28nm_vco_prepare_8226()
442 * Add necessary delays recommended by hardware. in dsi_pll_28nm_vco_prepare_8226()
484 * Add necessary delays recommended by hardware. in dsi_pll_28nm_vco_prepare_lp()
/linux/drivers/char/
H A Dhangcheck-timer.c13 * The hangcheck-timer driver uses the TSC to catch delays that
143 * Enable to investigate delays in detail in hangcheck_fire()
/linux/tools/bpf/runqslower/
H A Drunqslower.c24 "runqslower Trace long process scheduling delays.\n"
27 "This script traces high scheduling delays between tasks being\n"

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