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iomap: add inline data support to iomap_readpage_actor 

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>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Andreas Gruenbacher 2018-07-03 09:07:47 -07:00 committed by Darrick J. Wong
parent ec181f6782
commit 806a1477b1
1 changed files with 6 additions and 0 deletions
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6
fs/iomap.c
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@ -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);