Re: [PATCH 07/10] sysfs: use check_submounts_and_drop()

[Greg Kroah-Hartman]

On Wed, Sep 04, 2013 at 04:05:53PM +0200, Miklos Szeredi wrote:
> From: Miklos Szeredi <mszeredi@xxxxxxx>
> 
> Do have_submounts(), shrink_dcache_parent() and d_drop() atomically.
> 
> check_submounts_and_drop() can deal with negative dentries and
> non-directories as well.
> 
> Non-directories can also be mounted on.  And just like directories we don't
> want these to disappear with invalidation.
> 
> Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
> CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
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