On 2/8/19 6:34 PM, Jens Axboe wrote:

From: Christoph Hellwig <hch@lst.de>

Store the request queue the last bio was submitted to in the iocb
private data in addition to the cookie so that we find the right block
device.  Also refactor the common direct I/O bio submission code into a
nice little helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>

Modified to use bio_set_polled().

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
  fs/gfs2/file.c        |  2 ++
  fs/iomap.c            | 43 ++++++++++++++++++++++++++++---------------
  fs/xfs/xfs_file.c     |  1 +
  include/linux/iomap.h |  1 +
  4 files changed, 32 insertions(+), 15 deletions(-)

Reviewed-by: Hannes Reinecke <hare@suse.com>

Cheers,

Hannes


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