On Thu, Feb 18, 2010 at 07:45:25PM +0300, Dmitry Monakhov wrote:
> Some times it is useful to export non standard attributes
> to generic vfs layer, but it is too expansive to store it
> inside vfs inode. Let's introduce generic interface for this
> purpose. One may declare an attribute and filesystem provides
> access to it, if necessery.
>
> Signed-off-by: Dmitry Monakhov <dmonakhov@xxxxxxxxxx>
> ---
> @@ -1576,7 +1578,10 @@ struct super_operations {
> #endif
> int (*bdev_try_to_free_page)(struct super_block*, struct page*, gfp_t);
> };
> -
> +struct aux_attributes
> +{
> + int supported;
> +};
> /*
> * Inode state bits. Protected by inode_lock.
> *
> --
What is the intended use of the supported field? You don't appear to use
it anywhere other than to initialize it to 1 in the one instance where
you create one of them.
Brad Boyer
flar@xxxxxxxxxxxxx
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