Catalog

This blog is based on github pages, comments are welcome through github issues :)

• PCIe protocol

• Nvme Driver

  • nvme driver init

  • nvme device init

    • nvme_reset_work

    • nvme_scan_work

• Generic Block Layer

  • tagset

  • life cycle of bio

  • life cycle of request

• Scheduler

  • preempt

  • schedule() function

• VFS

  • dentry_inode

  • mount

  • mount_lock

  • extent

  • iomap

  • open

  • bind_mount

    * ##### lock_mount()(WIP) * ##### __do_loopback()(WIP) * ##### graft_tree()(WIP)

  • selinux(WIP)

  • posix_acl(WIP)

  • getdents64_and_dentry_and_fuse(WIP)

  • dentry_lifecycle(TODO)

  • page_cache_lifecycle.md(TODO)

  • devtmpfs(TODO)

  • bdev_filesystem(TODO)

  • dentry_state(TODO)

• virtiofs

  • virtiofs

  • virtiofsd

• ###cloud-hypervisor

  • vm create and boot

  • cpu initialization

  • mem initialization

  • device initialization

  • fs initialization

• FUSE subsystem tutorial / FUSE 子系统教程

  • 中文目录

    • 第一章：FUSE 子系统设计

      • 1.1 边界、分层与端到端架构
      • 1.2 核心对象、协议身份与能力协商
      • 1.3 缓存、I/O 模式与一致性模型
      • 1.4 并发、背压、安全与失败模型

    • 第二章：FUSE 代码实现分析

      • 2.1 源码地图、模块初始化、挂载与 FUSE_INIT
      • 2.2 路径解析、目录操作、属性与引用记账
      • 2.3 OPEN、缓存读写、Direct I/O、Writeback 与 RELEASE
      • 2.4 请求分配、队列状态机与 /dev/fuse 传输
      • 2.5 普通 mmap 与 virtio-fs DAX
      • 2.6 卸载、Abort、调试方法与性能分析

  • English contents

    • Chapter 1: FUSE subsystem design

      • 1.1 Boundaries, layers, and end-to-end architecture
      • 1.2 Core objects, protocol identity, and capability negotiation
      • 1.3 Caching, I/O modes, and coherency
      • 1.4 Concurrency, backpressure, security, and failure

    • Chapter 2: Linux implementation

      • 2.1 Source map, module initialization, mount, and FUSE_INIT
      • 2.2 Path walking, directory operations, attributes, and references
      • 2.3 OPEN, cached I/O, direct I/O, writeback, and RELEASE
      • 2.4 Request allocation, queue state machine, and /dev/fuse transport
      • 2.5 Ordinary mmap and virtio-fs DAX
      • 2.6 Teardown, abort, debugging, and performance analysis

• virtio

  • virtio

  • vhost

  • vhost-user

• dax

• vfio

  • iommu

  • sriov

• io_uring

  • uringlet

• user && group && permission