• FAQ

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我如何 ... ?

1. . /KernelCompilation 我如何 編譯核心?

2. . /KernelCrossCompilation 我如何跨平臺編譯核心?

3. . /DisklessImages 無磁碟開機簡介.

4. . /HowToApplyAPatch 我如何應用修補程式.

5. . KernelHackingTools 有任何好的IDE嗎? 我如何處理這些程式碼?

6. . /CompileVendorDriver 我如何編譯第三方設備驅動程式?

7. . /LinuxKernelModuleCompile 我如何編譯Linux核心模組?

8. . /LinuxKernelDebug101 哪種方式最容易除錯?

9. . CareerAdvice 我如何獲得像核心駭客的工作?

10. . UpstreamMerge 我如何讓我的程式碼進入上游核心?

核心新手 問題

1. . /VariousKernelTrees 各類型的核心分支 有何作用?

2. . /WhereDoIBegin 我從何開始?

3. . /People 在 KernelNewBies 上我可以在#kernelnewbies遇到誰?

4. . /DoINeedToKnowAssembler 我需要知到組合語言以便客探索核心嗎?
5. . /DoINeedToKnowHardware 我需要知道許多硬體相關以探索核心嗎?

6. . DoesNotWork 我建構我自己的核心, 但他沒有如期作用. 問題出在哪?

核心探索

1. . /VariousKernelTrees 為何有不同的核心分支?

2. . /System.map 是什麼檔?

3. . /MajorMinor XXX 有什麼 主要/ 次要的東西?

4. . /CodingStyle 我該使用那種編寫程式風格?

5. . /LikelyUnlikely 巨集 likely() 和 unlikely() 代表什麼意思?

6. . /Preemption 先佔式是什麼意思 ? 這在Linux底下可用嗎?

7. . /LibraryFunctionsInKernel 我可以在核心裡使用函式庫功能嗎?

8. . /SyscallTrace 如何偵測系統呼叫?

9. . /LinkedLists 核心如何實作 連結串列?

10. . /WhyWritingFilesFromKernelIsBad 為何從核心讀/寫檔案是不好的, 如何換個方式達成目地?

Linux kernel gotchas

1. . /get current How does get_current() work?
2. . /current How does the current macro helps you access your process-related record?

3. . /ExternAndStaticInlineVariable What's the difference between extern and static inline?

4. . /DoWhile0 Why do a lot of #defines in the kernel use do { ... } while (0)?

5. . /LikelyUnlikely What do the macros likely() and unlikely() mean?

6. . /ContainerOf What is container_of ? How does it work ?

7. . /InitExitMacros What are the init and exit macros ?

8. . /WhereIs bad udelay Now, where is bad_udelay defined?

9. . /asmlinkage What is asmlinkage ?
10. . /down What is that jmp 1b doing out there?

11. . /TestWpBit test_wp_bit magic, or how exception fixups work.

12. . /BUG How does BUG() work?

13. . /StackTrace

    1. Why is there a function on my stack trace that does not get called?
    2. How do I manually get a stack trace?

14. . BootSectorAndKernelImage Why does the kernel no longer directly boot from floppy?

15. . /FastpathAndSlowpath What is the difference between terms: "Fast path" and "Slow path" ?

Hardware Questions

1. . /HyperthreadingDoesNotWork My CPU says it can do hyperthreading. Why do I only see one thread?

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