Re: netfilter kernel modules question

[Tobias Koeck <tobias.koeck@gmail.com>]

 >
 > You can argue what a data structure is or what it is not; a header
 > file should not include any definitions, only declarations. (And
 > perhaps static-inlines, but that's probably too expert for you at
 > this stage.) Various C-related forums or IRC channels can enlighten
 > you towards the reasoning for that.

'int a' is declaration (only used in a function it's a definition).

Does that mean if I define a (nonstatic) variable in a kernel module 
and it's accessible in the whole kernel?

Don't worry - last kernel newbie question from myself ;=).

Greetings
tk