Raw spin unlock irqrestore

Author: lgpp

August undefined, 2024

Web如果自旋锁在中断处理函数中被用到，那么在获取该锁之前需要关闭本地中断，spin_lock_irqsave 只是下列动作的一个便利接口：. 1 保存本地中断状态 ( 这里的本地即 … WebLine. 1. _raw_spin_unlock_irqrestore. vmlinux. 0xffffffffb4b883c5. Build id: 3.10.0-1127.19.1.el7.x86_64. 0x15. NMI watchdog: BUG: soft lockup - CPU#1 stuck for 30s! …

[PATCH 4.4 07/38] xen/evtchn: Change irq_info lock to raw…

WebTo: tglx@xxxxxxxxxxxxx; Subject: [PATCH] timer: use raw_spin_unlock_irqrestore and raw_spin_lock_irqsave instead of raw_spin_{lock unlock}; From: Wang Long … WebMar 15, 2024 · Synopsys Customer Community. Home; REGISTRATION; LEARN how to remove hybrid configuration

linux kernel - spin_lock_irqsave vs spin_lock_irq - Stack …

WebA system is reporting high CPU usage on an application. "perf" output shows that _spin_unlock_irqrestore is consuming 20% of the processing time. top and ps show a … WebDec 18, 2012 · Bug 888380 - Almost all CPU time spent in _raw_spin_lock_irqsave. Summary: Almost all CPU time spent in _raw_spin_lock_irqsave ... [k] isolate_migratepages_range … WebC++ (Cpp) raw_spin_lock_irqsave - 17 examples found. These are the top rated real world C++ (Cpp) examples of raw_spin_lock_irqsave extracted from open source projects. You … how to remove hybrid exchange

Red Hat Customer Portal - Access to 24x7 support and knowledge

[PATCH 03/11] firmware: ti_sci: rm: Add support for second …

WebJun 29, 2024 · Here I assume that the "disagrees about version of symbol" has something to do with the missing "_raw_spin_lock" above... The code is using "raw_spinlock" calls which … WebApr 20, 2024 · [<804fb1f4>] (_raw_spin_unlock_irqrestore) from [<8070be80>] (init_thread_union+0x1e80/0x2000) Code: 00000000 00000000 00000001 00000000 … noreply gumtree co zaWebLesson 1: Spin locks ¶. The most basic primitive for locking is spinlock: static DEFINE_SPINLOCK (xxx_lock); unsigned long flags; spin_lock_irqsave (&xxx_lock, flags); … how to remove hutch from desk

"WebOct 17, 2024 · Hi All, I want to use UART7 and UART8 on iMX6UL for RS485. The schematic of RS485 is as below. I want to use DE/RE_485_2 to control the transmit or receive … " - Raw spin unlock irqrestore

Raw spin unlock irqrestore

[内核同步]自旋锁spin_lock、spin_lock_irq 和 spin_lock_irqsave 分 …

WebUse the generic power domains support to implement support for power domain on EXYNOS4210. I refer to the following patch to implement what configure the clock-gating ... WebDue to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.

Did you know?

Web有谁知道为什么 perf 总是显示 _raw_spin_unlock_irqrestore 或其他一些自旋解锁功能？与 spin_lock 相比， spin_unlock 实现通常更简单。如果 spin_lock 上存在高竞争，那么 perf … WebMar 2, 2024 · [ 1004.399242] RIP: 0010:_raw_spin_unlock_irqrestore+0x15/0x20 [ 1004.409464] Code: 41 9c 75 ff 31 c0 5d c3 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f …

WebAug 20, 2024 · raw_spin_unlock_irqrestore(&base->lock, flags); (5) The flags save from CPU0, and restore to CPU1. Is this wrong? we encountered a kernel panic, and we suspect … http://www.bricktou.com/include/linux/spinlockspin_unlock_irqrestore_en.html

WebJul 2, 2012 · to '[email protected]' ([email protected]), [email protected], [email protected], [email protected], [email protected] WebGenerated on 2024-Aug-17 from project linux revision v6.0-rc1 Powered by Code Browser 2.1 Generator usage only permitted with license.

WebFeb 15, 2024 · For PREEMPT_RT kernel, the spin_lock, spin_lock_irq will converted. to sleepable rt_spin_lock and the interrupt related suffix for. spin_lock/unlock (_irq, …

WebFeb 5, 2024 · Perf top 3.11% [kernel] [k] __softirqentry_text_start 2.94% [kernel] [k] _raw_spin_unlock_irqrestore 2.47% redis-server [.] readQueryFromClient 2.42% [kernel] [k] … how to remove hydra bot from channelWebMar 24, 2024 · On Thu, Mar 31, 2024 at 09:41:25AM +0200, Thorsten Leemhuis wrote: > Hey Christoph, Marek, Greg! > > Below warning was reported to bugzilla.kernel.org more than a … how to remove hwbWebFrom: Sebastian Andrzej Siewior [ Upstream commit 74ffe79ae538283bbf7c155e62339f1e5c87b55a ] Mostly unwind is done with irqs enabled however ... noreply myjobtogo sign inWebSep 27, 2024 · Env: Ubuntu 16.04.4 LTS Linux bigo 4.9.70-040970-generic #202412161132 SMP Sat Dec 16 16:33:52 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux CPU: Intel (R) Xeon … how to remove hutters.clickWebMar 21, 2024 · On PREEMPT_RT, the spinlock_t type becomes an object which sleeps under contention. The codepaths used to support scheduling (irq dispatching, arch code, the … noreply oneloginWebDec 26, 2024 · Hardware: Ryzen 3900x, gigabyte x570 elite, 4x16G Gskill FlareX 2400MHz RAM (CL15). All stock, no overclocking, PBO disabled, latest BIOS installed (1.0.0.4) … no-reply microsoft.com scam emailWebFeb 15, 2024 · *PATCH v2 00/16] Mass convert GPIO IRQ chips to be immutable @ 2024-03-07 13:04 Linus Walleij 2024-03-07 13:04 ` [PATCH v2 01/16] gpio: altera: Convert to immutable irq_chip Linus Walleij ` (15 more replies) 0 siblings, 16 replies; 21+ messages in thread From: Linus Walleij @ 2024-03-07 13:04 UTC (permalink / raw) To: Mun Yew Tham, … noreply one login