iomap: add private pointer to struct iomap

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Add a private pointer to struct iomap to allow filesystems to pass data
from iomap_begin to iomap_end.  Will be used by gfs2 for passing on the
on-disk inode buffer head.

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>

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Andreas Gruenbacher 2018-06-19 15:10:57 -07:00 • committed by Darrick J. Wong

parent 63899c6f88

commit e184fde6f3

1 changed files with 1 additions and 0 deletions

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include/linux/iomap.h

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