Re: [PATCH 04/24] r/o bind mounts: stub functions

[Christoph Hellwig]

On Mon, Sep 17, 2007 at 11:27:23AM -0700, Dave Hansen wrote:
> 
> This patch adds two function mnt_want_write() and
> mnt_drop_write().  These are used like a lock pair around
> and fs operations that might cause a write to the filesystem.
> 
> Before these can become useful, we must first cover each
> place in the VFS where writes are performed with a
> want/drop pair.  When that is complete, we can actually
> introduce code that will safely check the counts before
> allowing r/w<->r/o transitions to occur.

kerneldoc comments, please!

Otherwise looks fine.

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