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Cpuhp_setup_state_nocalls_cpuslocked

Webcpuhp_setup_state_nocalls() invokes get_online_cpus() as well. This is correct, but prevents the conversion of the hotplug locking to a percpu rwsem. Use … WebCf. __cpuhp_setup_state_cpuslocked() documentation: Return: On success: Positive state number if @state is CPUHP_AP_ONLINE_DYN; 0 for all other states Indeed, the following: cpuhp_remove_state(CPUHP_AP_ONLINE_DYN); removes the first dynamic states added to the cpuhp state machine. Patches were tested as: - …

[PATCH 0/2] Save cpuhp dynamic state - lore.kernel.org

Web* cpuhp_setup_state_nocalls_cpuslocked - Setup hotplug state callbacks without: 333 * invoking the @startup callback from: 334 * a cpus_read_lock() held region: 335 * callbacks: 336 * @state: The state for which the calls are installed: 337 … Webcpuhp_setup_state_nocalls() invokes get_online_cpus() as well. This is correct, but prevents the conversion of the hotplug locking to a percpu rwsem. Use … spring boot custom userdetails https://gcprop.net

[tip:smp/hotplug] cpufreq: Use …

WebOct 27, 2024 · From: Greg Kroah-Hartman <> Subject [PATCH 5.8 228/633] coresight: etm4x: Fix etm4_count race by moving cpuhp callbacks to init: Date: Tue, 27 Oct 2024 14:49:31 +0100 WebJul 28, 2024 · Overview. This interface allows you to configure cPHulk, a service that provides protection for your server against brute force attacks. A brute force attack uses … Webcpuhp_setup_state_nocalls() invokes get_online_cpus() as well. This is correct, but prevents the conversion of the hotplug locking to a percpu rwsem. Use … shepherds fold birmingham al

[tip:smp/hotplug] cpu/hotplug: Provide …

Category:cpuhp - Linux-Processes - BoxMatrix

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Cpuhp_setup_state_nocalls_cpuslocked

LKML: Greg Kroah-Hartman: [PATCH 5.8 228/633] coresight: …

WebApr 11, 2024 · Issue. We are getting panic on kernel-4.18.0-372.36.1.el8_6.x86_64 while unloading the VxFS kernel module with the following messages: Raw. PANIC: "kernel BUG at kernel/cpu.c:1955!" In VxFS during post module load processing we call the cpuhp_setup_satet (). The cpuhp_setup_state () is returning very large value: Raw. WebSep 9, 2024 · If the usage site does not +require a teardown callback set the pointer to NULL. + +The functions differ in the way how the installed callbacks are treated: + + * …

Cpuhp_setup_state_nocalls_cpuslocked

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Webcpuhp_setup_state_nocalls(), cpuhp_setup_state_nocalls_cpuslocked() and cpuhp_setup_state_multi() only install the callbacks. cpuhp_setup_state() and … irq_get_irqchip_state. return the internal state of an interrupt. … WebThe state must have been earlier marked as multi-instance by cpuhp_setup_state_multi. int cpuhp_state_add_instance_nocalls (enum cpuhp_state state, struct hlist_node * …

Webbacklight_device (C struct) backlight_device_get_by_name (C function) backlight_disable (C function) backlight_enable (C function) backlight_force_update (C function) Web*patch V3 00/32] cpu/hotplug: Convert get_online_cpus() to a percpu_rwsem @ 2024-05-24 8:15 Thomas Gleixner 2024-05-24 8:15 ` [patch V3 01/32] cpu/hotplug: Provide cpus_read write_[un]lock() Thomas Gleixner ` (33 more replies) 0 siblings, 34 replies; 95+ messages in thread From: Thomas Gleixner @ 2024-05-24 8:15 UTC (permalink / raw

Web* Author: Daniel Jordan */ #include #include #include #include #include #include #include #include #include #include #include #define PADATA_WORK_ONSTACK 1 /* Work's memory is on stack */ struct padata_work { struct work_struct pw_work; struct list_head pw_list; /* padata_free_works linkage */ void *pw_data; }; static … WebApr 20, 2024 · hwtracing/coresight-etm4x: Use cpuhp_setup_state_nocalls_cpuslocked() etm_probe4() holds get_online_cpus() while invoking cpuhp_setup_state_nocalls(). cpuhp_setup_state_nocalls() invokes get_online_cpus() as well. This is correct, but prevents the conversion of the hotplug locking to a percpu rwsem. Use …

Web这是cpuhp所包含的一个动作. 你体会到了cpuhp 设计的精妙了吗 ? * / static int cpufreq_online (unsigned int cpu) { / * * 下面给这个policy赋值有两个地方. 这涉及到了 BP 和 AP. * 要弄懂这个policy 你需要先明白 cpufreq_policy 与 cpus的关系. * 一般来说.

WebJun 1, 2024 · Overview. This interface allows you to configure cPHulk, a service that provides protection for your server against brute force attacks. A brute force attack is a … shepherds flooring spanish fork utahWeb668ba0ddac73699c621fc666e047d4d46e6f48e8 patches.rt; 0401-Add-the-hotplug-rework-including-all-its-side-stories.patch shepherds fold rock hill scWeb/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPUHOTPLUG_H: #define __CPUHOTPLUG_H: #include * CPU-up CPU-down * * BP AP BP AP * * OFFLINE OFFLINE ... spring boot custom unauthorized exceptionWeb25 enum cpuhp_state {26 cpuhp_invalid = -1, 27 cpuhp_offline = 0, 28 cpuhp_create_threads, 29 cpuhp_perf_prepare, 30 cpuhp_perf_x86_prepare, 31 cpuhp_perf_x86_amd_uncore_prep, 32 cpuhp_perf_power, 33 cpuhp_perf_superh, 34 cpuhp_x86_hpet_dead, 35 cpuhp_x86_apb_dead, 36 cpuhp_x86_mce_dead, 37 … springboot datasource hikaricpWebMove KVM's > hotplug callback to ONLINE section so that it can abort onlining a > CPU in > certain cases to avoid potentially breaking VMs running on existing > CPUs. > For example, when KVM fails to enable hardware virtualization on the > hotplugged CPU. > > Place KVM's hotplug state before CPUHP_AP_SCHED_WAIT_EMPTY as it > ensures > when ... shepherds fluteWebApr 20, 2024 · hwtracing/coresight-etm4x: Use cpuhp_setup_state_nocalls_cpuslocked() etm_probe4() holds get_online_cpus() while invoking cpuhp_setup_state_nocalls(). … shepherds flooring spanish forkWebLKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH 0/2] cpufreq: Specify the default governor on command line @ 2024-06-15 16:55 Quentin Perret 2024-06-15 16:55 ` [PATCH 1/2] cpufreq: Register governors at core_initcall Quentin Perret 2024-06-15 16:55 ` [PATCH 2/2] cpufreq: Specify default governor on command line Quentin … shepherds followed the star