iomap: add private pointer to struct iomap
authorAndreas Gruenbacher <agruenba@redhat.com>
Tue, 19 Jun 2018 22:10:57 +0000 (15:10 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Tue, 19 Jun 2018 22:10:57 +0000 (15:10 -0700)
commite184fde6f3f5353040dd4b5637f823fc87436e55
treebf00688ce9691748cd743b52898b6057ff98c350
parent63899c6f8851c32214b19390254fa1ae90b582df
iomap: add private pointer to struct iomap

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>
include/linux/iomap.h