Re: Which types of locking should I use?

[Muthukumar Ratty <muthu@xxxxxxxxxx>]

> I don't remember, but I thought kmalloc() with less than 32 bytes
> doesn't return NULL. I called kmalloc() with 6 bytes
> ("const char *" + "unsigned short int") and (I thought) succeeded.

If you ask for <32 bytes, it still allocates 32 bytes. And you should be
extra careful here since that buffer overflow (<32 bytes) will not trigger
a panic (but may at some later time if things change :(

Muthu.



> Max size I could allocate with kmalloc() is 128 * 1024 bytes,
> which is equals to PAGE_SIZE << 5.
> # I have no linux PC here to verify now.
>
>
> Thank you.
>
> --
>      Tetsuo   (a5497108 _at_ anet.ne.jp)
>
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