| /Linux-v5.10/kernel/ |
| D | delayacct.c | 36 tsk->delays = kmem_cache_zalloc(delayacct_cache, GFP_KERNEL); in __delayacct_tsk_init()
37 if (tsk->delays) in __delayacct_tsk_init()
38 raw_spin_lock_init(&tsk->delays->lock); in __delayacct_tsk_init()
61 current->delays->blkio_start = ktime_get_ns(); in __delayacct_blkio_start()
70 struct task_delay_info *delays = p->delays; in __delayacct_blkio_end() local
74 if (p->delays->flags & DELAYACCT_PF_SWAPIN) { in __delayacct_blkio_end()
75 total = &delays->swapin_delay; in __delayacct_blkio_end()
76 count = &delays->swapin_count; in __delayacct_blkio_end()
78 total = &delays->blkio_delay; in __delayacct_blkio_end()
79 count = &delays->blkio_count; in __delayacct_blkio_end()
[all …]
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| /Linux-v5.10/include/linux/ |
| D | delayacct.h | 15 * Used to set current->delays->flags
79 if (p->delays) in delayacct_is_task_waiting_on_io()
80 return (p->delays->flags & DELAYACCT_PF_BLKIO); in delayacct_is_task_waiting_on_io()
87 if (current->delays) in delayacct_set_flag()
88 current->delays->flags |= flag; in delayacct_set_flag()
93 if (current->delays) in delayacct_clear_flag()
94 current->delays->flags &= ~flag; in delayacct_clear_flag()
100 tsk->delays = NULL; in delayacct_tsk_init()
105 /* Free tsk->delays. Called from bad fork and __put_task_struct
106 * where there's no risk of tsk->delays being accessed elsewhere
[all …]
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| /Linux-v5.10/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
81 similar to getdelays.c to access the delays
84 executed and the corresponding delays to be
92 Get delays, since system boot, for pid 10::
97 Get sum of delays, since system boot, for all pids with tgid 5::
111 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-v5.10/Documentation/devicetree/bindings/net/ |
| D | ethernet-controller.yaml | 72 # RX and TX delays are added by the MAC when required
75 # RGMII with internal RX and TX delays provided by the PHY,
76 # the MAC should not add the RX or TX delays in this case
127 This is used for controllers that have configurable RX internal delays.
145 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-v5.10/drivers/net/ethernet/stmicro/stmmac/ |
| D | stmmac_mdio.c | 305 u32 delays[3] = { 0, 0, 0 }; in stmmac_mdio_reset() local
314 "snps,reset-delays-us", in stmmac_mdio_reset()
315 delays, ARRAY_SIZE(delays)); in stmmac_mdio_reset()
317 if (delays[0]) in stmmac_mdio_reset()
318 msleep(DIV_ROUND_UP(delays[0], 1000)); in stmmac_mdio_reset()
321 if (delays[1]) in stmmac_mdio_reset()
322 msleep(DIV_ROUND_UP(delays[1], 1000)); in stmmac_mdio_reset()
325 if (delays[2]) in stmmac_mdio_reset()
326 msleep(DIV_ROUND_UP(delays[2], 1000)); in stmmac_mdio_reset()
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| /Linux-v5.10/Documentation/devicetree/bindings/net/dsa/ |
| D | sja1105.txt | 19 of support for RGMII internal delays (supported on P/Q/R/S, but not on
36 delays:
40 is the PHY. The SJA1105 MAC does not apply any internal delays.
42 of the above, the designated entity to apply the internal delays
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| /Linux-v5.10/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-v5.10/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-v5.10/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-v5.10/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-v5.10/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-v5.10/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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| /Linux-v5.10/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-v5.10/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
293 /* Set the Input and Output Clock Phase Delays */ in sdhci_arasan_set_clock()
585 * sdhci_zynqmp_sdcardclk_set_phase - Set the SD Output Clock Tap Delays
590 * Set the SD Output Clock Tap Delays for Output path
650 * sdhci_zynqmp_sampleclk_set_phase - Set the SD Input Clock Tap Delays
655 * Set the SD Input Clock Tap Delays for Input path
715 * sdhci_versal_sdcardclk_set_phase - Set the SD Output Clock Tap Delays
720 * Set the SD Output Clock Tap Delays for Output path
[all …]
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| /Linux-v5.10/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-v5.10/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-v5.10/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-v5.10/lib/ |
| D | Kconfig.kcsan | 125 bool "Randomize above delays"
128 If delays should be randomized, where the maximum is KCSAN_UDELAY_*.
129 If false, the chosen delays are always the KCSAN_UDELAY_* values
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| /Linux-v5.10/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-v5.10/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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