the spinlock is already locked */[...]return;}/** reaching this part of the code meansthat the* spinlock has been successfully locked*/[...]spin_unlock(&foo_lock);[...]}On the other hand, mutex_trylock() targets
编译器将源代码编译为可执行程序的大致工作流程为如下:源代码 (source code) → 预处理 (preprocessor) → 编译器 (compiler) → 汇编 (assembler) → 目标代码 (object code) → 链接 (linker) → 可执行程序 (executables) 。Linux下可用的编译器有GCC、EGCS 和 PGCC,其中最常用最受欢迎的编译器便是 GCC...
0.定位目录先在shell中找一个准备存放工程的地方,(我的是home/hlf/PRO),命令行cd home/hlf/PRO 1.定位编译链根据安装petalinux的路径:source /home/hlf/mnt/petalinux/settings.sh 2.创建petalinux工程将在PRO目录下面,创建一个工程:petalinux-create --type project --template zynq --name h1_petalinux_testh1...
TCP作为一个古老而又流行的协议,在演化了几十年后,其设计变的相当复杂。从而在出问题的时候变的难于分析,这时候就要reading the fucking source code!而笔者也正是写这篇博客而详细阅读源码的时候偶然间灵光一闪,找到了最近一个诡异问题的根因。这个诡异问题的分析过程将会在近期写出来分享给大家。
*/ ZONE_PADDING(_pad2_) /* * When free pages are below this point, additional steps are taken * when reading the number of free pages to avoid per-cpu counter * drift allowing watermarks to be breached */ unsigned long percpu_drift_mark; #if defined CONFIG_COMPACTION || defined ...
Open-Source TPDE Can Compile Code 10-20x Faster Than LLVM 2 June 12:43 PM EDT - LLVM - TPDE Compiler Framework - 31 Comments Researchers from the Technical University of Munich (TUM) have announced TPDE as a fast and adaptable compiler back-end framework. The code is now open-source...
Corresponding Source conveyed, and Installation Information provided, in accord with this section must be in a format that is publicly documented (and with an implementation available to the public in source code form), and must require no special password or key for unpacking, reading or copying...
By the way, when reading the other kernel sources, this book can also be used as a reference. Book Title: A heavily commented Linux kernel Source Code Author : Jiong Zhao ISBN : 7-111-14968-8 Publisher : China Machine Press Date : 2004.9 First press Words : 668 Pages : 436 Price :...
I believe the list is more than what we have looked at, therefore if you have used other free and open-source text editors, let us know by posting a comment. Thanks for reading and always stay connected to Tecmint. is created by a team of experienced Linux system administrators...
Avoid reading from proc, sys, and debug filesystems, or any other pseudo-filesystem. Avoid using ioctls to directly interact with hardware. Note: During the life cycle of a major release, Red Hat makes commercially reasonable efforts to maintain the binary compatibility of the runtime ...