A processor in a computer running Windows has two different modes: user mode and kernel mode. The processor switches between the two modes depending on what type of code is running on the processor
Tag: kernel
Operating system – how to protect the kernel
My question is how does the operating system protect its kernel part.
From what I found, there are basically two modes of kernel and users If the memory segment is a kernel or user space segm
Typical function of processor execution mode and operating system kernel
Most processors support at least two execution modes:
non-privileged state and Called user mode, user programs usually run in this mode
Kernel mode refers to the kernel of the operating
Understand the character device driver development process from Linux kernel LED driver
Contents
@(Understand the development process of character device driver from the Linux kernel LED driver)
Quoted from Song Baohua “Linux Device Driver Development Detailed Explanation-
Watch: Variables and explanations provided by Nginx HTTP kernel modules
Guide When the ngx_http_core_module module processes a request, there will be a large number of variables. These variables can be recorded through the access log. Can be used for other nginx module
C – kernel will return to zero?
I am using Debian Squeeze and noticed that the memory is always zero. Is this a new feature in the Linux distribution? Some time ago, I believe I can use puts() and output garbage.
I ran this