[Cluster-devel] [PATCH 3/3] iomap: add inline data support to iomap_readpage_actor

[Darrick J. Wong <darrick.wong@oracle.com>]

On Mon, Jul 02, 2018 at 08:54:58AM -0600, Christoph Hellwig wrote:
> From: Andreas Gruenbacher <agruenba@redhat.com>
> 
> Just copy the inline data into the page using the existing helper.
> 
> Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Looks ok,
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>

--D

> ---
>  fs/iomap.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/fs/iomap.c b/fs/iomap.c
> index 98a1fdd5c091..13cdcf33e6c0 100644
> --- a/fs/iomap.c
> +++ b/fs/iomap.c
> @@ -155,6 +155,12 @@ iomap_readpage_actor(struct inode *inode, loff_t pos, loff_t length, void *data,
>  	bool is_contig = false;
>  	sector_t sector;
>  
> +	if (iomap->type == IOMAP_INLINE) {
> +		WARN_ON_ONCE(poff);
> +		iomap_read_inline_data(inode, page, iomap);
> +		return PAGE_SIZE;
> +	}
> +
>  	/* we don't support blocksize < PAGE_SIZE quite yet. */
>  	WARN_ON_ONCE(pos != page_offset(page));
>  	WARN_ON_ONCE(plen != PAGE_SIZE);
> -- 
> 2.18.0
> 
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