Re: [PATCH] stat nlink resolution fix

[Jörn Engel]

On Mon, 14 June 2004 22:55:07 -0700, Chris Wedgwood wrote:
> 
> Some filesystems can get overflows when their link-count exceeds
> 65534.  This patch increases the kernels internal resolution for this
> and also has a check for the old-system call paths to return and error
> (-EOVERFLOW) as required (as suggested by Al Viro).
> 
> Signed-off-by: Chris Wedgwood <cw@xxxxxxxx>
> 
> diff -Nru a/include/linux/stat.h b/include/linux/stat.h
> --- a/include/linux/stat.h	2004-06-14 17:40:21 -07:00
> +++ b/include/linux/stat.h	2004-06-14 17:40:21 -07:00
> @@ -60,7 +60,7 @@
>  	unsigned long	ino;
>  	dev_t		dev;
>  	umode_t		mode;
> -	nlink_t		nlink;
> +	unsigned int	nlink;
>  	uid_t		uid;
>  	gid_t		gid;
>  	dev_t		rdev;

Just for me to get a clue, what would break if the definition of
nlink_t changed?

Jörn

-- 
Fancy algorithms are buggier than simple ones, and they're much harder
to implement. Use simple algorithms as well as simple data structures.
-- Rob Pike
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