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authorAndreas Gruenbacher <agruenba@redhat.com>2018-06-19 15:10:57 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2018-06-19 15:10:57 -0700
commite184fde6f3f5353040dd4b5637f823fc87436e55 (patch)
treebf00688ce9691748cd743b52898b6057ff98c350 /include/linux/iomap.h
parent63899c6f8851c32214b19390254fa1ae90b582df (diff)
downloadblackbird-obmc-linux-e184fde6f3f5353040dd4b5637f823fc87436e55.tar.gz
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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>
Diffstat (limited to 'include/linux/iomap.h')
-rw-r--r--include/linux/iomap.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 45f43865b0f0..1f36523d448a 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -57,6 +57,7 @@ struct iomap {
struct block_device *bdev; /* block device for I/O */
struct dax_device *dax_dev; /* dax_dev for dax operations */
void *inline_data;
+ void *private; /* filesystem private */
/*
* Called when finished processing a page in the mapping returned in
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