| /Linux-v5.15/kernel/ |
| D | delayacct.c | 70 tsk->delays = kmem_cache_zalloc(delayacct_cache, GFP_KERNEL); in __delayacct_tsk_init()
71 if (tsk->delays) in __delayacct_tsk_init()
72 raw_spin_lock_init(&tsk->delays->lock); in __delayacct_tsk_init()
94 current->delays->blkio_start = local_clock(); in __delayacct_blkio_start()
103 struct task_delay_info *delays = p->delays; in __delayacct_blkio_end() local
107 if (p->delays->flags & DELAYACCT_PF_SWAPIN) { in __delayacct_blkio_end()
108 total = &delays->swapin_delay; in __delayacct_blkio_end()
109 count = &delays->swapin_count; in __delayacct_blkio_end()
111 total = &delays->blkio_delay; in __delayacct_blkio_end()
112 count = &delays->blkio_count; in __delayacct_blkio_end()
[all …]
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| /Linux-v5.15/include/linux/ |
| D | delayacct.h | 15 * Used to set current->delays->flags
85 if (p->delays) in delayacct_is_task_waiting_on_io()
86 return (p->delays->flags & DELAYACCT_PF_BLKIO); in delayacct_is_task_waiting_on_io()
93 if (p->delays) in delayacct_set_flag()
94 p->delays->flags |= flag; in delayacct_set_flag()
99 if (p->delays) in delayacct_clear_flag()
100 p->delays->flags &= ~flag; in delayacct_clear_flag()
106 tsk->delays = NULL; in delayacct_tsk_init()
111 /* Free tsk->delays. Called from bad fork and __put_task_struct
112 * where there's no risk of tsk->delays being accessed elsewhere
[all …]
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| /Linux-v5.15/Documentation/accounting/ |
| D | delay-accounting.rst | 5 Tasks encounter delays in execution when they wait
10 the delays experienced by a task while
20 Such delays provide feedback for setting a task's cpu priority,
21 io priority and rss limit values appropriately. Long delays for
83 similar to getdelays.c to access the delays
86 executed and the corresponding delays to be
94 Get delays, since system boot, for pid 10::
99 Get sum of delays, since system boot, for all pids with tgid 5::
113 Get delays seen in executing a given simple command::
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| D | taskstats-struct.rst | 103 * few fields are not delays
118 /* Following four fields atomically updated using task->delays->lock */
121 * does not account for delays in I/O submission
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| /Linux-v5.15/Documentation/devicetree/bindings/net/ |
| D | ethernet-controller.yaml | 73 # RX and TX delays are added by the MAC when required
76 # RGMII with internal RX and TX delays provided by the PHY,
77 # the MAC should not add the RX or TX delays in this case
130 This is used for controllers that have configurable RX internal delays.
147 This is used for controllers that have configurable TX internal delays.
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| D | hisilicon-femac.txt | 19 - hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given.
40 hisilicon,phy-reset-delays-us = <10000 20000 20000>;
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| D | hisilicon-hix5hd2-gmac.txt | 28 - hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given.
55 hisilicon,phy-reset-delays-us = <10000 10000 30000>;
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| D | ti,dp83867.yaml | 81 delays will be left at their default values, as set by the PHY's pin
85 should use "rgmii-id" if internal delays are desired as this may be
86 changed in future to cause "rgmii" mode to disable delays.
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| /Linux-v5.15/drivers/net/ethernet/stmicro/stmmac/ |
| D | stmmac_mdio.c | 364 u32 delays[3] = { 0, 0, 0 }; in stmmac_mdio_reset() local
373 "snps,reset-delays-us", in stmmac_mdio_reset()
374 delays, ARRAY_SIZE(delays)); in stmmac_mdio_reset()
376 if (delays[0]) in stmmac_mdio_reset()
377 msleep(DIV_ROUND_UP(delays[0], 1000)); in stmmac_mdio_reset()
380 if (delays[1]) in stmmac_mdio_reset()
381 msleep(DIV_ROUND_UP(delays[1], 1000)); in stmmac_mdio_reset()
384 if (delays[2]) in stmmac_mdio_reset()
385 msleep(DIV_ROUND_UP(delays[2], 1000)); in stmmac_mdio_reset()
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| /Linux-v5.15/Documentation/admin-guide/device-mapper/ |
| D | delay.rst | 5 Device-Mapper's "delay" target delays reads and/or writes
15 Delays are specified in milliseconds.
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| /Linux-v5.15/Documentation/devicetree/bindings/fsi/ |
| D | fsi-master-gpio.txt | 14 - no-gpio-delays; : Don't add extra delays between GPIO
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| /Linux-v5.15/Documentation/timers/ |
| D | timers-howto.rst | 2 delays - Information on the various kernel delay / sleep mechanisms
9 deal with hardware delays and who may not be the most intimately
13 Inserting Delays
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| /Linux-v5.15/tools/time/ |
| D | udelay_test.sh | 7 # and exercises a variety of delays to ensure that udelay() is delaying
55 echo "ERROR: $count delays failed to delay long enough"
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| /Linux-v5.15/arch/mips/lib/ |
| D | delay.c | 46 * Use only for very small delays ( < 1 msec). Should probably use a
48 * short delays. This is a "reasonable" implementation, though (and the
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| /Linux-v5.15/Documentation/devicetree/bindings/spi/ |
| D | nvidia,tegra114-spi.txt | 27 - nvidia,tx-clk-tap-delay: Delays the clock going out to the external device
32 - nvidia,rx-clk-tap-delay: Delays the clock coming in from the external device
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| D | nvidia,tegra210-quad.yaml | 61 Delays the clock going out to device with this tap value.
70 Delays the clock coming in from the device with this tap value.
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| /Linux-v5.15/drivers/char/tpm/ |
| D | tpm_tis_spi_cr50.c | 60 * by interrupts but is instead used to avoid fixed delays.
107 dev_warn(dev, "IRQ not confirmed - will use delays\n"); in cr50_ensure_access_delay()
285 * delays automatically, since ready will never in cr50_spi_probe()
298 "No IRQ - will use delays between transactions.\n"); in cr50_spi_probe()
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| /Linux-v5.15/drivers/mmc/host/ |
| D | sdhci-of-arasan.c | 113 * @clk_phase_in: Array of Input Clock Phase Delays for all speed modes
114 * @clk_phase_out: Array of Output Clock Phase Delays for all speed modes
115 * @set_clk_delays: Function pointer for setting Clock Delays
314 /* Set the Input and Output Clock Phase Delays */ in sdhci_arasan_set_clock()
613 * sdhci_zynqmp_sdcardclk_set_phase - Set the SD Output Clock Tap Delays
618 * Set the SD Output Clock Tap Delays for Output path
679 * sdhci_zynqmp_sampleclk_set_phase - Set the SD Input Clock Tap Delays
684 * Set the SD Input Clock Tap Delays for Input path
745 * sdhci_versal_sdcardclk_set_phase - Set the SD Output Clock Tap Delays
750 * Set the SD Output Clock Tap Delays for Output path
[all …]
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| /Linux-v5.15/arch/arm/include/asm/ |
| D | delay.h | 73 * Use only for very small delays ( < 2 msec). Should probably use a
75 * short delays. This is a "reasonable" implementation, though (and the
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| /Linux-v5.15/Documentation/devicetree/bindings/mmc/ |
| D | sdhci-sprd.txt | 26 PHY DLL delays are used to delay the data valid window, and align the window
27 to sampling clock. PHY DLL delays can be configured by following properties,
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| D | cdns,sdhci.yaml | 32 # PHY DLL input delays:
82 # PHY DLL clock delays:
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| /Linux-v5.15/include/uapi/linux/ |
| D | taskstats.h | 60 * few fields are not delays
75 /* Following four fields atomically updated using task->delays->lock */
78 * does not account for delays in I/O submission
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| /Linux-v5.15/Documentation/devicetree/bindings/input/touchscreen/ |
| D | ti-tsc-adc.txt | 54 ti,chan-step-opendelay: List of open delays for each channel of
61 ti,chan-step-sampledelay: List of sample delays for each channel
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| /Linux-v5.15/lib/ |
| D | Kconfig.kcsan | 127 bool "Randomize above delays"
130 If delays should be randomized, where the maximum is KCSAN_UDELAY_*.
131 If false, the chosen delays are always the KCSAN_UDELAY_* values
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| /Linux-v5.15/arch/m68k/include/asm/ |
| D | delay.h | 85 * Use only for very small delays ( < 1 msec). Should probably use a
87 * short delays. This is a "reasonable" implementation, though (and the
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