[RFC] Kernel API

Hi everyone,

I'd like to know how i can get all the Kernel APIs, which i can call
ones i need in my
Kernel Modules. Sometimes, i wanna use some Kenrel APIS as the userspace i
can use 'man api', which i can understand it and use it. But i have
not find the way
to search a Kernel API easily. Cloud anyone give me some advices?


-- 
Thanks
Harry Wei