diff options
| author | Goldwyn Rodrigues <rgoldwyn@suse.com> | 2019-05-14 18:54:27 -0500 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-05-25 13:12:53 +0200 |
| commit | 8cecd0ba854799cda72d03a470e7de9eed3ed6c4 (patch) | |
| tree | 068594b4b87e65dac33b18629981fbba91b11c61 /include/linux/iomap.h | |
| parent | d85dc2e116fdce776280224ed2bee4c78e5e5af2 (diff) | |
iomap: add a filesystem hook for direct I/O bio submission
This helps filesystems to perform tasks on the bio while submitting for
I/O. This could be post-write operations such as data CRC or data
replication for fs-handled RAID.
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/linux/iomap.h')
| -rw-r--r-- | include/linux/iomap.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 8b09463dae0d..5b4875344874 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -252,6 +252,8 @@ int iomap_writepages(struct address_space *mapping, struct iomap_dio_ops { int (*end_io)(struct kiocb *iocb, ssize_t size, int error, unsigned flags); + blk_qc_t (*submit_io)(struct inode *inode, struct iomap *iomap, + struct bio *bio, loff_t file_offset); }; ssize_t iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, |