Recent questions tagged Kernel

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kernel - Who is refreshing hardware watchdog in Linux?

I have a processor AT91SAM9G20 running a 2.6 kernel. Watchdog is enabled at bootstrap level and configured ... .at91sam9g20/kernel/softlockup.c See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kernel - Implementing a custom hypercall in kvm

I am very new to Virtualization and of late I have been trying to familiarize myself with the way VMMs operate ... such a hypercall.Thank you! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kernel - Why this 0 in ((type*)0)->member in C?

The container_of() macro in the Linux kernel is defined as: #define container_of(ptr, type, member) ({ const typeof( ... , not (type*)->member? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kernel - Getting iPhone's battery level

I have a simple question. How do I get iPhone's battery level? [UIDevice currentDevice] batteryLevel ... img837/1829/screenshot20100718at211.png See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kernel - linux/module.h: No such file or directory

i'm a beginner and i'm trying out some basics of kernel programming in linux. Today morning i've opened the ... 'm using CentOS in virtual box. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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675 views

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kernel - How to use Linux Work Queue

Linux work queues are meant to be kernel level threads with process context. I was trying to use it as an ... queue. Can you suggest one? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kernel - How do I configure modprobe to find my module?

I'm trying to get a kernel module to load at boot. If I run insmod /path/to/module.ko, it works ... /modules. What is the proper configuration? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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830 views

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kernel - How to run a bare metal ELF file on QEMU?

How do you run an elf file on QEMU? This is my best guess: qemu-system-i386 -hda kernel.elf Does ... a kernel generated from this tutorial. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kernel - Install RT Linux patch for Ubuntu

Trying to make my generic Ubuntu to real time Ubuntu by modifying the kernel by patching / installing RT Linux ... someone help with the steps? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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335 views

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kernel - real time scheduling in Linux

This morning I read about Linux real time scheduling. As per the book 'Linux system programming by Robert Love', ... untill A and B finishes) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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742 views

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kernel - C# driver development?

Before I jump headlong into C#... I've always felt that C, or maybe C++, was best for developing ... simple virtual serial port driver? -Adam See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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