On Fri, Jan 14, 2005 at 08:35:14PM +0530, Yogesh P wrote:
> Hi Folks,
>
> I am going through the implementation of the locking available in vfs
> for holding the write call for fraction of time to initialize the
> snapshot module.
>
> Can somebody point me about the vn_lock function which is used by lots
> of syscall under bsd kernel.
>
> Can we directly use the vn_lock function to lock the write calls?
>
> Is there any reference document which will make me understand the
> functionality of simple_lock,simple_unlock,VOP_LOCK and VOP_UNLOCK under
> darwin kernel.
>
Basically, Filesystem in Darwin is like Filesytem in *BSD system, *BSD
filesytem will are good reference for you.
--
Hu Gang .-.
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