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Deepin Linux
Deepin Linux
Oct 23, 2024 · Fundamentals

Understanding Linux x86-64 System Call Implementation

This article provides a comprehensive overview of how Linux kernel system calls are implemented on the x86-64 architecture, covering the conceptual differences from regular function calls, register conventions, initialization processes, syscall tables, and practical assembly examples such as write and getpid.

KernelOS internalsassembly
0 likes · 28 min read
Understanding Linux x86-64 System Call Implementation
Refining Core Development Skills
Refining Core Development Skills
May 27, 2021 · Fundamentals

Deep Dive into Linux Localhost Network I/O: Kernel-Level Packet Transmission and Reception on 127.0.0.1

This article provides a comprehensive analysis of the Linux kernel's handling of localhost network I/O, detailing how packets destined for 127.0.0.1 bypass physical network interfaces, traverse the routing table, and utilize the loopback virtual device and soft interrupts for efficient intra-machine communication.

Kernel RoutingLoopback InterfaceOS internals
0 likes · 12 min read
Deep Dive into Linux Localhost Network I/O: Kernel-Level Packet Transmission and Reception on 127.0.0.1