/linux/include/net/ |
H A D | netdev_queues.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 50 * struct netdev_stat_ops - netdev ops for fine grained stats 56 * on entry (specifically they are *not* zero-initialized). Drivers should 61 * queues are queried by the per-queue callbacks. This means that per-queue 62 * statistics will not generally add up to the total number of events for 68 * is issued to collect the delta, and then a series of per-queue callbacks. 78 * the @get_base_stats and subsequent per-queue calls are performed 81 * Device drivers are encouraged to reset the per-queue statistics when 83 * per-queue statistics is currently to detect traffic imbalance. 96 * struct netdev_queue_mgmt_ops - netdev ops for queue management [all …]
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/linux/tools/testing/selftests/ftrace/test.d/direct/ |
H A D | kprobe-direct.tc | 2 # SPDX-License-Identifier: GPL-2.0 6 rmmod ftrace-direct ||: 7 if ! modprobe ftrace-direct ; then 8 echo "No ftrace-direct sample module - please build with CONFIG_SAMPLE_FTRACE_DIRECT=m" 15 grep -q "my_direct_func: waking up" trace 17 rmmod ftrace-direct 23 modprobe ftrace-direct 25 grep -q "my_direct_func: waking up" trace 29 rmmod ftrace-direct 36 grep -q "kwake:" trace [all …]
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H A D | ftrace-direct.tc | 2 # SPDX-License-Identifier: GPL-2.0 5 rmmod ftrace-direct ||: 6 if ! modprobe ftrace-direct ; then 7 echo "No ftrace-direct sample module - please make CONFIG_SAMPLE_FTRACE_DIRECT=m" 14 grep -q "my_direct_func: waking up" trace 16 rmmod ftrace-direct 21 # tracer -> direct -> no direct > no tracer 23 modprobe ftrace-direct 24 rmmod ftrace-direct 27 # tracer -> direct -> no tracer > no direct [all …]
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/linux/drivers/gpu/drm/i915/gt/ |
H A D | intel_breadcrumbs_types.h | 1 /* SPDX-License-Identifier: MIT */ 20 * with the herd waking after every interrupt and each doing the 22 * bottom-half of the user interrupt) to the first client. After 23 * every interrupt, we wake up one client, who does the heavyweight 25 * or wakes up all the completed clients in parallel, before then 26 * transferring the bottom-half status to the next client in the queue. 29 * bottom-half, we reduce the latency of the first waiter by avoiding 33 * the overhead of waking that client is much preferred.
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/linux/Documentation/devicetree/bindings/net/ |
H A D | fsl-tsec-phy.txt | 5 the definition of the PHY node in booting-without-of.txt for an example 9 - reg : Offset and length of the register set for the device, and optionally 14 - compatible : Should define the compatible device type for the 16 - "fsl,gianfar-tbi" 17 - "fsl,gianfar-mdio" 18 - "fsl,etsec2-tbi" 19 - "fsl,etsec2-mdio" 20 - "fsl,ucc-mdio" 21 - "fsl,fman-mdio" 23 - "gianfar" [all …]
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/linux/Documentation/scheduler/ |
H A D | sched-ext.rst | 6 programs - the BPF scheduler. 19 :kbd:`SysRq-S`. 24 `sched_ext_dump` tracepoint. The SysRq key sequence :kbd:`SysRq-D` 35 .. code-block:: none 54 in ``ops->flags``, all ``SCHED_NORMAL``, ``SCHED_BATCH``, ``SCHED_IDLE``, and 58 set in ``ops->flags``, only tasks with the ``SCHED_EXT`` policy are scheduled 62 Terminating the sched_ext scheduler program, triggering :kbd:`SysRq-S`, or 66 .. code-block:: none 68 # make -j16 -C tools/sched_ext 79 .. code-block:: none [all …]
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H A D | sched-energy.rst | 6 --------------- 25 please refer to its documentation (see Documentation/power/energy-model.rst). 29 ----------------------------- 32 - energy = [joule] (resource like a battery on powered devices) 33 - power = energy/time = [joule/second] = [watt] 39 -------------------- 45 ----------- 49 optimization objective to the current performance-only objective for the 50 scheduler. This alternative considers two objectives: energy-efficiency and 54 implications of its decisions rather than blindly applying energy-saving [all …]
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/linux/tools/perf/bench/ |
H A D | futex-wake-parallel.c | 1 // SPDX-License-Identifier: GPL-2.0 28 #include <subcmd/parse-options.h> 48 /* all threads will block on the same futex -- hash bucket chaos ;) */ 64 OPT_UINTEGER('w', "nwakers", ¶ms.nwakes, "Specify amount of waking threads"), 73 "perf bench futex wake-parallel <options>", 86 waker->nwoken = futex_wake(&futex, nwakes, futex_flag); in waking_workerfn() 87 if (waker->nwoken != nwakes) in waking_workerfn() 89 waker->nwoken, nwakes); in waking_workerfn() 92 timersub(&end, &start, &waker->runtime); in waking_workerfn() 111 * Thread creation order will impact per-thread latency in wakeup_threads() [all …]
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H A D | futex-wake.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * futex-wake: Block a bunch of threads on a futex and wake'em up, N at a time. 8 * in non-error situations: all waiters are queued and all wake calls wakeup 19 #include <subcmd/parse-options.h> 70 threads_starting--; in workerfn() 91 printf("Wokeup %d of %d threads in %.4f ms (+-%.2f%%)\n", in print_summary() 177 "waking up %d at a time.\n\n", in bench_futex_wake() 203 /* Ok, all threads are patiently blocked, start waking folks up */ in bench_futex_wake()
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/linux/include/linux/sched/ |
H A D | sd_flags.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 3 * sched-domains (multiprocessor balancing) flag declarations. 48 * SHARED_CHILD: Set from the base domain up to cpuset.sched_relax_domain_level. 56 * SHARED_CHILD: Set from the base domain up to the NUMA reclaim level. 64 * SHARED_CHILD: Set from the base domain up to the NUMA reclaim level. 72 * SHARED_CHILD: Set from the base domain up to cpuset.sched_relax_domain_level. 78 * Consider waking task on waking CPU. 80 * SHARED_CHILD: Set from the base domain up to the NUMA reclaim level. 89 * NEEDS_GROUPS: Per-CPU capacity is asymmetric between groups. 99 * NEEDS_GROUPS: Per-CPU capacity is asymmetric between groups. [all …]
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/linux/drivers/powercap/ |
H A D | idle_inject.c | 1 // SPDX-License-Identifier: GPL-2.0 25 * After all of them have been woken up, a timer is set to start the next idle 28 * The timer interrupt handler will wake up the idle injection kthreads for 34 * It is up to the user of this framework to provide a lock for higher-level 51 * struct idle_inject_thread - task on/off switch structure 61 * struct idle_inject_device - idle injection data 78 * update() - This callback is invoked just before waking up CPUs to inject 79 * idle. If it returns false, CPUs are not woken up to inject idle in the given 96 * idle_inject_wakeup - Wake up idle injection threads 100 * and running on an online CPU will be woken up. [all …]
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/linux/include/trace/events/ |
H A D | sched.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 28 memcpy(__entry->comm, t->comm, TASK_COMM_LEN); 29 __entry->pid = t->pid; 32 TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid) 49 __entry->ret = ret; 52 TP_printk("ret=%d", __entry->ret) 56 * sched_kthread_work_queue_work - called when a work gets queued 78 __entry->work = work; 79 __entry->function = work->func; 80 __entry->worker = worker; [all …]
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/linux/Documentation/locking/ |
H A D | futex-requeue-pi.rst | 5 Requeueing of tasks from a non-PI futex to a PI futex requires 8 boosting logic [see rt-mutex-design.rst] For the purposes of 14 ---------- 17 pthread_cond_broadcast() must resort to waking all the tasks waiting 19 gets to run first in classic thundering-herd formation. An ideal 20 implementation would wake the highest-priority waiter, and leave the 29 lock(cond->__data.__lock); 32 unlock(cond->__data.__lock); 33 futex_wait(cond->__data.__futex); 34 lock(cond->__data.__lock); [all …]
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/linux/Documentation/devicetree/bindings/input/touchscreen/ |
H A D | egalax-ts.txt | 4 - compatible: must be "eeti,egalax_ts" 5 - reg: i2c slave address 6 - interrupts: touch controller interrupt 7 - wakeup-gpios: the gpio pin to be used for waking up the controller 15 interrupt-parent = <&gpio1>; 17 wakeup-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
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/linux/rust/kernel/sync/ |
H A D | condvar.rs | 1 // SPDX-License-Identifier: GPL-2.0 22 /// Creates a [`CondVar`] initialiser with the given name and a newly-created lock class. 34 /// atomically release the given lock and go to sleep. It reacquires the lock when it wakes up. And 35 /// it wakes up when notified by another thread (via [`CondVar::notify_one`] or 36 /// [`CondVar::notify_all`]) or because the thread received a signal. It may also wake up 73 /// fn new_example() -> Result<Pin<KBox<Example>>> { 75 /// value <- new_mutex!(0), 76 /// value_changed <- new_condva [all...] |
/linux/Documentation/devicetree/bindings/pinctrl/ |
H A D | samsung,pinctrl.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Krzysztof Kozlowski <krzk@kernel.org> 11 - Sylwester Nawrocki <s.nawrocki@samsung.com> 12 - Tomasz Figa <tomasz.figa@gmail.com> 22 - External GPIO interrupts (see interrupts property in pin controller node); 24 - External wake-up interrupts - multiplexed (capable of waking up the system 25 see interrupts property in external wake-up interrupt controller node - 26 samsung,pinctrl-wakeup-interrupt.yaml); [all …]
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/linux/arch/arm/mach-tegra/ |
H A D | reset-handler.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 13 #include <asm/asm-offsets.h> 22 .arch armv7-a 30 * re-enabling sdram. 74 /* L2 cache resume & re-enable */ 106 * r0=3 for the wake-up notification. 135 * must be position-independent. 156 # Tegra20 is a Cortex-A9 r1p1 172 # Tegra30 is a Cortex-A9 r2p9 193 /* Waking up from LP1? */ [all …]
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/linux/drivers/net/wireless/intel/iwlegacy/ |
H A D | csr.h | 8 * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved. 29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 33 * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved. 70 * low power states due to driver-invoked device resets 71 * (e.g. CSR_RESET_REG_FLAG_SW_RESET) or uCode-driven power-saving modes. 74 * these provide simple PCI bus access, without waking up the MAC. 77 * The MAC (uCode processor, etc.) does not need to be powered up for accessing 86 #define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */ 100 * 31-8: Reserved 101 * 7-4: Type of device: see CSR_HW_REV_TYPE_xxx definitions [all …]
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/linux/Documentation/ABI/testing/ |
H A D | sysfs-driver-intel-rapid-start | 1 What: /sys/bus/acpi/intel-rapid-start/wakeup_events 15 What: /sys/bus/acpi/intel-rapid-start/wakeup_time 20 remain asleep before waking up to enter hibernation.
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/linux/Documentation/trace/rv/ |
H A D | monitor_wwnr.rst | 4 - Name: wwrn - wakeup while not running 5 - Type: per-task deterministic automaton 6 - Author: Daniel Bristot de Oliveira <bristot@kernel.org> 9 ----------- 11 This is a per-task sample monitor, with the following 17 wakeup +-------------+ 18 +--------- | | 20 +--------> | | <+ 21 +-------------+ | 25 +-------------+ | [all …]
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/linux/Documentation/devicetree/bindings/gpio/ |
H A D | gpio-consumer-common.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 4 $id: http://devicetree.org/schemas/gpio/gpio-consumer-common.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Bartosz Golaszewski <brgl@bgdev.pl> 11 - Linus Walleij <linus.walleij@linaro.org> 20 enable-gpios: 25 reset-gpios: 30 powerdown-gpios: 36 pwdn-gpios: [all …]
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/linux/Documentation/admin-guide/laptops/ |
H A D | thinkpad-acpi.rst | 9 - Borislav Deianov <borislav@users.sf.net> 10 - Henrique de Moraes Holschuh <hmh@hmh.eng.br> 12 http://ibm-acpi.sf.net/ 19 This driver used to be named ibm-acpi until kernel 2.6.21 and release 20 0.13-20070314. It used to be in the drivers/acpi tree, but it was 21 moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel 25 The driver is named "thinkpad-acpi". In some places, like module 29 "tpacpi" is used as a shorthand where "thinkpad-acpi" would be too 33 ------ 38 - Fn key combinations [all …]
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/linux/arch/mips/loongson2ef/common/ |
H A D | pm.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * loongson-specific suspend support 57 * Setup the board-specific events for waking up loongson from wait mode 72 * If the events are really what we want to wakeup the CPU, wake it up
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/linux/Documentation/networking/ |
H A D | driver.rst | 1 .. SPDX-License-Identifier: GPL-2.0 11 ------------------ 21 ---------- 28 Auto-close 29 ---------- 32 if device is still UP. 38 ---------------------- 46 for a driver implementing scatter-gather this means: 48 .. code-block:: c 52 u32 used = READ_ONCE(dr->prod) - READ_ONCE(dr->cons); [all …]
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/linux/arch/arm/mach-omap2/ |
H A D | powerdomain.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 5 * Copyright (C) 2007-2008, 2010 Texas Instruments, Inc. 6 * Copyright (C) 2007-2011 Nokia Corporation 10 * XXX This should be moved to the mach-omap2/ directory at the earliest 45 * PWRDM_HAS_HDWR_SAR - powerdomain has hardware save-and-restore support 47 * PWRDM_HAS_MPU_QUIRK - MPU pwr domain has MEM bank 0 bits in MEM 50 * PWRDM_HAS_LOWPOWERSTATECHANGE - can transition from a sleep state 51 * to a lower sleep state without waking up the powerdomain 58 * Number of memory banks that are power-controllable. On OMAP4430, the 77 * struct powerdomain - OMAP powerdomain [all …]
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