• FAQ

If you are working on answering a frequently asked question, please add it to ["FAQsInProgress"].

How do I ...?

1. ["/KernelCompilation"] How do I compile a kernel?

2. ["/HowToApplyAPatch"] How do I apply a patch?
3. ["/IDEs"] Are there any good IDEs? How do I handle all this code?

4. ["/CompileVendorDriver"] How do I compile a 3rd party device driver ?

5. ["/LinuxKernelModuleCompile"] How can I compile a Linux Kernel Module ?

Kernelnewbies questions

1. ["/VariousKernelTrees"] What are the various kernel trees for ?

2. ["/WhereDoIBegin"] Where do I begin?

3. ["/People on KernelNewBies"] Who can I find on #kernelnewbies?

Kernel hacking

1. ["/VariousKernelTrees"] What are the various kernel trees for ?

2. ["/System.map"] What is the System.map file?

3. ["/MajorMinor"] What major/minor does XXX have ?

4. ["/CodingStyle"] What coding style should I use?

5. ["/LikelyUnlikely"] What means the macros likely() and unlikely() ?

6. ["/Preemption"] What does preemption mean ? Is it available under Linux ?

7. ["/LibraryFunctionsInKernel"] Can I use library functions in the kernel ?

8. ["/SyscallTrace"] How do I intercept system calls ?

Linux kernel gotchas

1. ["/get_current"] How does get_current() work?

2. ["/ExternAndStaticInlineVariable"] What's the difference between extern and static inline?

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

4. ["/LikelyUnlikely"] What do the macros likely() and unlikely() mean?

5. ["/ContainerOf"] What is container_of ? How does it work ?

6. ["/InitExitMacros"] What are the init and exit macros ?

7. ["/WhereIsbad_udelay"] Now, where is bad_udelay defined?

8. ["/asmlinkage"] What is asmlinkage ?

9. ["/down"] What is that jmp 1b doing out there?

10. {"/TestWpBit"] How test_wp_bit works, or "how do I use exceptions?"

["CategoryFAQ"]