On Wed, Aug 09, 2006 at 09:57:32AM -0700, Dave Hansen wrote:
>
> When a filesystem decrements i_nlink to zero, it means that a
> write must be performed in order to drop the inode from the
> filesystem.
>
> We're shortly going to have keep filesystems from being remounted
> r/o between the time that this i_nlink decrement and that write
> occurs.
>
> So, add a little helper function to do the decrements. We'll
> tie into it in a bit to note when i_nlink hits zero.
>
> Signed-off-by: Dave Hansen <[email protected]>
Acked-by: Christoph Hellwig <[email protected]>
Note that we all (and especially Andrew :)) need to be carefull not to
introduce unguarded i_nlink decrements again. Dave, you'll probably need
to do another audit when you introduce the real functionality.
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